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PIT · 2025 transactions
Data through 2026-10-03
| Date | Player | Type | Detail |
|---|---|---|---|
| Dec 23 | Ronny Simon | Status Change | 2B Ronny Simon roster status changed by Pittsburgh Pirates. |
| Dec 23 | Dominic Fletcher | Status Change | RF Dominic Fletcher roster status changed by Pittsburgh Pirates. |
| Dec 23 | Davis Wendzel | Status Change | 3B Davis Wendzel roster status changed by Pittsburgh Pirates. |
| Dec 23 | Noah Murdock | Status Change | RHP Noah Murdock roster status changed by Pittsburgh Pirates. |
| Dec 23 | Oddanier Mosqueda | Status Change | LHP Oddanier Mosqueda roster status changed by Pittsburgh Pirates. |
| Dec 23 | Joe La Sorsa | Status Change | LHP Joe La Sorsa roster status changed by Pittsburgh Pirates. |
| Dec 23 | Beau Burrows | Status Change | RHP Beau Burrows roster status changed by Pittsburgh Pirates. |
| Dec 23 | Davis Wendzel | Assigned | Pittsburgh Pirates invited non-roster 3B Davis Wendzel to spring training. |
| Dec 23 | Ronny Simon | Assigned | Pittsburgh Pirates invited non-roster 2B Ronny Simon to spring training. |
| Dec 23 | Noah Murdock | Assigned | Pittsburgh Pirates invited non-roster RHP Noah Murdock to spring training. |
| Dec 23 | Oddanier Mosqueda | Assigned | Pittsburgh Pirates invited non-roster LHP Oddanier Mosqueda to spring training. |
| Dec 23 | Joe La Sorsa | Assigned | Pittsburgh Pirates invited non-roster LHP Joe La Sorsa to spring training. |
| Dec 23 | Dominic Fletcher | Assigned | Pittsburgh Pirates invited non-roster RF Dominic Fletcher to spring training. |
| Dec 23 | Beau Burrows | Assigned | Pittsburgh Pirates invited non-roster RHP Beau Burrows to spring training. |
| Dec 20 | Dominic Fletcher | Signed as Free Agent | Pittsburgh Pirates signed free agent RF Dominic Fletcher to a minor league contract. |
| Dec 19 | Mason Montgomery | Status Change | Pittsburgh Pirates activated LHP Mason Montgomery. |
| Dec 19 | Jake Mangum | Status Change | Pittsburgh Pirates activated LF Jake Mangum. |
| Dec 19 | Brandon Lowe | Status Change | Pittsburgh Pirates activated 2B Brandon Lowe. |
| Dec 19 | Tsung-Che Cheng | Designated for Assignment | Pittsburgh Pirates designated SS Tsung-Che Cheng for assignment. |
| Dec 19 | Marco Luciano | Designated for Assignment | Pittsburgh Pirates designated OF Marco Luciano for assignment. |
| Dec 19 | Mike Burrows | Trade | Pittsburgh Pirates traded RHP Mike Burrows to Houston Astros. |
| Dec 19 | Jake Mangum | Trade | Tampa Bay Rays traded 2B Brandon Lowe, LF Jake Mangum and LHP Mason Montgomery to Pittsburgh Pirates. |
| Dec 17 | — | Number Change | 1B Enmanuel Valdez changed number to 47. |
| Dec 17 | — | Number Change | LHP Evan Sisk changed number to 48. |
| Dec 17 | — | Number Change | 2B Nick Gonzales changed number to 3. |
| Dec 15 | Davis Wendzel | Signed as Free Agent | Pittsburgh Pirates signed free agent 3B Davis Wendzel to a minor league contract. |
| Dec 15 | Gregory Soto | Signed as Free Agent | Pittsburgh Pirates signed free agent LHP Gregory Soto. |
| Dec 11 | Tyrone Yulie | Signed as Free Agent | Pittsburgh Pirates signed free agent RHP Tyrone Yulie to a minor league contract. |
| Dec 10 | Jaiker Garcia | Trade | Pittsburgh Pirates traded RHP Carter Baumler to Texas Rangers for RHP Jaiker Garcia and cash. |
| Dec 10 | Carter Baumler | Rule 5 Selection | Pittsburgh Pirates purchased contract of RHP Carter Baumler in the Rule 5 Draft. |
| Dec 10 | Bryan Mena | Rule 5 Draft Minors | Pittsburgh Pirates purchased contract of RHP Bryan Mena in the Rule 5 Draft, AAA Phase. |
| Dec 10 | Kyle Larsen | Rule 5 Draft Minors | Pittsburgh Pirates purchased contract of RHP Kyle Larsen in the Rule 5 Draft, AAA Phase. |
| Dec 10 | Brandon Neeck | Rule 5 Draft Minors | Pittsburgh Pirates purchased contract of LHP Brandon Neeck in the Rule 5 Draft, AAA Phase. |
| Dec 10 | Jack Carey | Rule 5 Draft Minors | Cleveland Guardians purchased contract of RHP Jack Carey in the Rule 5 Draft, AAA Phase. |
| Dec 10 | Junior Flores | Rule 5 Draft Minors | Pittsburgh Pirates purchased contract of RHP Junior Flores in the Rule 5 Draft, AAA Phase. |
| Dec 5 | Marco Luciano | Status Change | Pittsburgh Pirates activated OF Marco Luciano. |
| Dec 5 | Will Robertson | Claimed Off Waivers | Baltimore Orioles claimed LF Will Robertson off waivers from Pittsburgh Pirates. |
| Dec 5 | Marco Luciano | Claimed Off Waivers | Pittsburgh Pirates claimed OF Marco Luciano off waivers from San Francisco Giants. |
| Dec 5 | Mervin Maiz | Signed as Free Agent | Pittsburgh Pirates signed free agent RHP Mervin Maiz to a minor league contract. |
| Dec 4 | Jhostynxon Garcia | Status Change | Pittsburgh Pirates activated CF Jhostynxon Garcia. |
| Dec 4 | Jhostynxon Garcia | Trade | Pittsburgh Pirates traded RHP Johan Oviedo, LHP Tyler Samaniego and C Adonys Guzman to Boston Red Sox for CF Jhostynxon Garcia and RHP Jesus Travieso. |
| Dec 3 | Johan Oviedo | Status Change | RHP Johan Oviedo roster status changed by Pittsburgh Pirates. |
| Nov 26 | Beau Burrows | Signed as Free Agent | Pittsburgh Pirates signed free agent RHP Beau Burrows to a minor league contract. |
| Nov 24 | Ronny Simon | Signed as Free Agent | Pittsburgh Pirates signed free agent 2B Ronny Simon to a minor league contract. |
| Nov 21 | Ronny Simon | Declared Free Agency | 2B Ronny Simon elected free agency. |
| Nov 21 | Dauri Moreta | Declared Free Agency | RHP Dauri Moreta elected free agency. |
| Nov 21 | Colin Holderman | Declared Free Agency | RHP Colin Holderman elected free agency. |
| Nov 21 | Alexander Canario | Declared Free Agency | LF Alexander Canario elected free agency. |
| Nov 18 | Jack Brannigan | Status Change | Pittsburgh Pirates activated SS Jack Brannigan. |
| Nov 18 | Ronny Simon | Designated for Assignment | Pittsburgh Pirates designated 2B Ronny Simon for assignment. |
| Nov 18 | Dauri Moreta | Designated for Assignment | Pittsburgh Pirates designated RHP Dauri Moreta for assignment. |
| Nov 18 | Colin Holderman | Designated for Assignment | Pittsburgh Pirates designated RHP Colin Holderman for assignment. |
| Nov 18 | Alexander Canario | Designated for Assignment | Pittsburgh Pirates designated LF Alexander Canario for assignment. |
| Nov 18 | Cam Devanney | Released | Pittsburgh Pirates released SS Cam Devanney. |
| Nov 18 | Esmerlyn Valdez | Selected | Pittsburgh Pirates selected the contract of OF Esmerlyn Valdez from Altoona Curve. |
| Nov 18 | Tyler Samaniego | Selected | Pittsburgh Pirates selected the contract of LHP Tyler Samaniego from Altoona Curve. |
| Nov 18 | Antwone Kelly | Selected | Pittsburgh Pirates selected the contract of RHP Antwone Kelly from Altoona Curve. |
| Nov 18 | Wilber Dotel | Selected | Pittsburgh Pirates selected the contract of RHP Wilber Dotel from Altoona Curve. |
| Nov 18 | Jack Brannigan | Selected | Pittsburgh Pirates selected the contract of SS Jack Brannigan from Altoona Curve. |
| Nov 18 | Brandan Bidois | Selected | Pittsburgh Pirates selected the contract of RHP Brandan Bidois from Indianapolis Indians. |
| Nov 14 | Noah Murdock | Signed as Free Agent | Pittsburgh Pirates signed free agent RHP Noah Murdock to a minor league contract. |
| Nov 14 | Oddanier Mosqueda | Signed as Free Agent | Pittsburgh Pirates signed free agent LHP Oddanier Mosqueda to a minor league contract. |
| Nov 13 | Joe La Sorsa | Signed as Free Agent | Pittsburgh Pirates signed free agent LHP Joe La Sorsa to a minor league contract. |
| Nov 12 | Dugan Darnell | Claimed Off Waivers | Detroit Tigers claimed RHP Dugan Darnell off waivers from Pittsburgh Pirates. |
| Nov 10 | Michael Darrell-Hicks | Outrighted | Pittsburgh Pirates sent RHP Michael Darrell-Hicks outright to Indianapolis Indians. |
| Nov 9 | Michael Darrell-Hicks | Status Change | RHP Michael Darrell-Hicks roster status changed by Pittsburgh Pirates. |
| Nov 9 | Michael Darrell-Hicks | Status Change | RHP Michael Darrell-Hicks roster status changed by Pittsburgh Pirates. |
| Nov 7 | Jabes Martinez | Signed as Free Agent | Pittsburgh Pirates signed free agent RHP Jabes Martinez to a minor league contract. |
| Nov 7 | Jefferson Lopez | Signed as Free Agent | Pittsburgh Pirates signed free agent RHP Jefferson Lopez to a minor league contract. |
| Nov 6 | Enmanuel Valdez | Status Change | Pittsburgh Pirates activated 1B Enmanuel Valdez from the 60-day injured list. |
| Nov 6 | Ryan Harbin | Selected | Pittsburgh Pirates selected the contract of RHP Ryan Harbin from Indianapolis Indians. |
| Nov 6 | Liover Peguero | Outrighted | Pittsburgh Pirates sent SS Liover Peguero outright to Indianapolis Indians. |
| Nov 6 | Jack Little | Claimed Off Waivers | Detroit Tigers claimed RHP Jack Little off waivers from Pittsburgh Pirates. |
| Nov 6 | Jihwan Bae | Claimed Off Waivers | New York Mets claimed CF Ji Hwan Bae off waivers from Pittsburgh Pirates. |
| Nov 6 | Michael Darrell-Hicks | Designated for Assignment | Pittsburgh Pirates designated RHP Michael Darrell-Hicks for assignment. |
| Nov 6 | Dugan Darnell | Designated for Assignment | Pittsburgh Pirates designated RHP Dugan Darnell for assignment. |
| Nov 6 | Enmanuel Valdez | Status Change | Pittsburgh Pirates activated 1B Enmanuel Valdez from the 60-day injured list. |
| Nov 6 | Ronny Simon | Status Change | Pittsburgh Pirates activated 2B Ronny Simon from the 60-day injured list. |
| Nov 6 | Endy Rodríguez | Status Change | Pittsburgh Pirates activated 1B Endy Rodríguez from the 60-day injured list. |
| Nov 6 | Jared Jones | Status Change | Pittsburgh Pirates activated RHP Jared Jones from the 60-day injured list. |
| Nov 6 | Dugan Darnell | Status Change | Pittsburgh Pirates activated RHP Dugan Darnell from the 60-day injured list. |
| Nov 5 | Hector Perez | Signed as Free Agent | Pittsburgh Pirates signed free agent RHP Hector Perez to a minor league contract. |
| Nov 4 | Miguel Barras | Signed as Free Agent | Pittsburgh Pirates signed free agent RHP Miguel Barras to a minor league contract. |
| Nov 4 | Michael Castillo | Signed as Free Agent | Pittsburgh Pirates signed free agent RHP Michael Castillo to a minor league contract. |
| Nov 3 | Darlin Mejia | Signed as Free Agent | Pittsburgh Pirates signed free agent RHP Darlin Mejia to a minor league contract. |
| Nov 2 | Tommy Pham | Declared Free Agency | LF Tommy Pham elected free agency. |
| Nov 2 | Andrew McCutchen | Declared Free Agency | RF Andrew McCutchen elected free agency. |
| Oct 31 | Dugan Darnell | Claimed Off Waivers | Pittsburgh Pirates claimed RHP Dugan Darnell off waivers from Colorado Rockies. |
| Oct 15 | Ryan Kreidler | Claimed Off Waivers | Minnesota Twins claimed CF Ryan Kreidler off waivers from Pittsburgh Pirates. |
| Oct 13 | Ryan Kreidler | Designated for Assignment | Pittsburgh Pirates designated CF Ryan Kreidler for assignment. |
| Oct 13 | Will Robertson | Claimed Off Waivers | Pittsburgh Pirates claimed LF Will Robertson off waivers from Chicago White Sox. |
| Oct 1 | Evan Sisk | Status Change | Pittsburgh Pirates activated LHP Evan Sisk. |
| Oct 1 | Evan Sisk | Status Change | Pittsburgh Pirates activated LHP Evan Sisk. |
| Oct 1 | Evan Sisk | Status Change | Pittsburgh Pirates activated LHP Evan Sisk. |
| Sep 29 | Evan Sisk | Recalled | Pittsburgh Pirates recalled LHP Evan Sisk from Indianapolis Indians. |
| Sep 29 | Cam Sanders | Recalled | Pittsburgh Pirates recalled RHP Cam Sanders from Indianapolis Indians. |
| Sep 29 | Dauri Moreta | Recalled | Pittsburgh Pirates recalled RHP Dauri Moreta from FCL Pirates. |
| Sep 29 | Jack Little | Recalled | Pittsburgh Pirates recalled RHP Jack Little from Indianapolis Indians. |
| Sep 29 | Liover Peguero | Recalled | Pittsburgh Pirates recalled SS Liover Peguero from Indianapolis Indians. |
| Sep 29 | Ryan Kreidler | Recalled | Pittsburgh Pirates recalled CF Ryan Kreidler from Indianapolis Indians. |
| Sep 29 | Colin Holderman | Recalled | Pittsburgh Pirates recalled RHP Colin Holderman from Indianapolis Indians. |
| Sep 29 | Thomas Harrington | Recalled | Pittsburgh Pirates recalled RHP Thomas Harrington from Indianapolis Indians. |
| Sep 29 | Michael Darrell-Hicks | Recalled | Pittsburgh Pirates recalled RHP Michael Darrell-Hicks from Indianapolis Indians. |
| Sep 29 | Billy Cook | Recalled | Pittsburgh Pirates recalled OF Billy Cook from Indianapolis Indians. |
| Sep 29 | Tsung-Che Cheng | Recalled | Pittsburgh Pirates recalled SS Tsung-Che Cheng from Indianapolis Indians. |
| Sep 29 | Jihwan Bae | Recalled | Pittsburgh Pirates recalled CF Ji Hwan Bae from Indianapolis Indians. |
| Sep 25 | Dauri Moreta | Optioned | Pittsburgh Pirates optioned RHP Dauri Moreta to FCL Pirates. |
| Sep 25 | Chase Shugart | Recalled | Pittsburgh Pirates recalled RHP Chase Shugart from Indianapolis Indians. |
| Sep 23 | Hunter Barco | Selected | Pittsburgh Pirates selected the contract of LHP Hunter Barco from Indianapolis Indians. |
| Sep 23 | Evan Sisk | Optioned | Pittsburgh Pirates optioned LHP Evan Sisk to Indianapolis Indians. |
| Sep 23 | Ronny Simon | Status Change | Pittsburgh Pirates transferred 2B Ronny Simon from the 10-day injured list to the 60-day injured list. Dislocated left shoulder. |
| Sep 17 | Yohan Ramírez | Status Change | Pittsburgh Pirates activated RHP Yohan Ramírez from the paternity list. |
| Sep 17 | Cam Sanders | Optioned | Pittsburgh Pirates optioned RHP Cam Sanders to Indianapolis Indians. |
| Sep 16 | Liover Peguero | Optioned | Pittsburgh Pirates optioned SS Liover Peguero to Indianapolis Indians. |
| Sep 16 | Rafael Flores Jr. | Selected | Pittsburgh Pirates selected the contract of C Rafael Flores from Indianapolis Indians. |
| Sep 16 | Nick Yorke | Number Change | 2B Nick Yorke changed number to 38. |
| Sep 16 | Jared Triolo | Number Change | SS Jared Triolo changed number to 19. |
| Sep 16 | Paul Skenes | Number Change | RHP Paul Skenes changed number to 30. |
| Sep 16 | Evan Sisk | Number Change | LHP Evan Sisk changed number to 51. |
| Sep 16 | Dennis Santana | Number Change | RHP Dennis Santana changed number to 60. |
| Sep 16 | Cam Sanders | Number Change | RHP Cam Sanders changed number to 64. |
| Sep 16 | Bryan Reynolds | Number Change | RF Bryan Reynolds changed number to 10. |
| Sep 16 | Tommy Pham | Number Change | LF Tommy Pham changed number to 28. |
| Sep 16 | Liover Peguero | Number Change | SS Liover Peguero changed number to 31. |
| Sep 16 | Johan Oviedo | Number Change | RHP Johan Oviedo changed number to 24. |
| Sep 16 | Kyle Nicolas | Number Change | RHP Kyle Nicolas changed number to 66. |
| Sep 16 | Dauri Moreta | Number Change | RHP Dauri Moreta changed number to 36. |
| Sep 16 | Carmen Mlodzinski | Number Change | RHP Carmen Mlodzinski changed number to 50. |
| Sep 16 | Andrew McCutchen | Number Change | RF Andrew McCutchen changed number to 22. |
| Sep 16 | Isaac Mattson | Number Change | RHP Isaac Mattson changed number to 72. |
| Sep 16 | Justin Lawrence | Number Change | RHP Justin Lawrence changed number to 61. |
| Sep 16 | Mitch Keller | Number Change | RHP Mitch Keller changed number to 23. |
| Sep 16 | Spencer Horwitz | Number Change | 1B Spencer Horwitz changed number to 2. |
| Sep 16 | Nick Gonzales | Number Change | 2B Nick Gonzales changed number to 39. |
| Sep 16 | Cam Devanney | Number Change | SS Cam Devanney changed number to 34. |
| Sep 16 | Jack Suwinski | Number Change | RF Jack Suwinski changed number to 65. |
| Sep 16 | Henry Davis | Number Change | C Henry Davis changed number to 32. |
| Sep 16 | Oneil Cruz | Number Change | CF Oneil Cruz changed number to 15. |
| Sep 16 | Bubba Chandler | Number Change | RHP Bubba Chandler changed number to 57. |
| Sep 16 | Alexander Canario | Number Change | LF Alexander Canario changed number to 29. |
| Sep 16 | Mike Burrows | Number Change | RHP Mike Burrows changed number to 53. |
| Sep 16 | Joey Bart | Number Change | C Joey Bart changed number to 14. |
| Sep 16 | Braxton Ashcraft | Number Change | RHP Braxton Ashcraft changed number to 67. |
| Sep 15 | Nick Yorke | Number Change | 2B Nick Yorke changed number to 21. |
| Sep 15 | Jared Triolo | Number Change | SS Jared Triolo changed number to 21. |
| Sep 15 | Paul Skenes | Number Change | RHP Paul Skenes changed number to 21. |
| Sep 15 | Evan Sisk | Number Change | LHP Evan Sisk changed number to 21. |
| Sep 15 | Dennis Santana | Number Change | RHP Dennis Santana changed number to 21. |
| Sep 15 | Cam Sanders | Number Change | RHP Cam Sanders changed number to 21. |
| Sep 15 | Bryan Reynolds | Number Change | RF Bryan Reynolds changed number to 21. |
| Sep 15 | Tommy Pham | Number Change | LF Tommy Pham changed number to 21. |
| Sep 15 | Liover Peguero | Number Change | SS Liover Peguero changed number to 21. |
| Sep 15 | Johan Oviedo | Number Change | RHP Johan Oviedo changed number to 21. |
| Sep 15 | Kyle Nicolas | Number Change | RHP Kyle Nicolas changed number to 21. |
| Sep 15 | Dauri Moreta | Number Change | RHP Dauri Moreta changed number to 21. |
| Sep 15 | Carmen Mlodzinski | Number Change | RHP Carmen Mlodzinski changed number to 21. |
| Sep 15 | Andrew McCutchen | Number Change | RF Andrew McCutchen changed number to 21. |
| Sep 15 | Isaac Mattson | Number Change | RHP Isaac Mattson changed number to 21. |
| Sep 15 | Justin Lawrence | Number Change | RHP Justin Lawrence changed number to 21. |
| Sep 15 | Mitch Keller | Number Change | RHP Mitch Keller changed number to 21. |
| Sep 15 | Spencer Horwitz | Number Change | 1B Spencer Horwitz changed number to 21. |
| Sep 15 | Nick Gonzales | Number Change | 2B Nick Gonzales changed number to 21. |
| Sep 15 | Cam Devanney | Number Change | SS Cam Devanney changed number to 21. |
| Sep 15 | Henry Davis | Number Change | C Henry Davis changed number to 21. |
| Sep 15 | Oneil Cruz | Number Change | CF Oneil Cruz changed number to 21. |
| Sep 15 | Bubba Chandler | Number Change | RHP Bubba Chandler changed number to 21. |
| Sep 15 | Alexander Canario | Number Change | LF Alexander Canario changed number to 21. |
| Sep 15 | Mike Burrows | Number Change | RHP Mike Burrows changed number to 21. |
| Sep 15 | Joey Bart | Number Change | C Joey Bart changed number to 21. |
| Sep 15 | Braxton Ashcraft | Number Change | RHP Braxton Ashcraft changed number to 21. |
| Sep 15 | Jack Suwinski | Status Change | Pittsburgh Pirates activated RF Jack Suwinski from the 10-day injured list. |
| Sep 15 | Jihwan Bae | Optioned | Pittsburgh Pirates optioned CF Ji Hwan Bae to Indianapolis Indians. |
| Sep 15 | Jack Suwinski | Status Change | Pittsburgh Pirates activated RF Jack Suwinski from the 10-day injured list. |
| Sep 14 | Jihwan Bae | Status Change | Pittsburgh Pirates reassigned CF Ji Hwan Bae to the minor leagues. |
| Sep 14 | Yohan Ramírez | Status Change | Pittsburgh Pirates placed RHP Yohan Ramírez on the paternity list. |
| Sep 14 | Cam Sanders | Recalled | Pittsburgh Pirates recalled RHP Cam Sanders from Indianapolis Indians. |
| Sep 12 | Colin Holderman | Optioned | Pittsburgh Pirates optioned RHP Colin Holderman to Indianapolis Indians. |
| Sep 12 | Justin Lawrence | Status Change | Pittsburgh Pirates activated RHP Justin Lawrence from the 60-day injured list. |
| Sep 11 | Jack Suwinski | Assigned | Pittsburgh Pirates sent RF Jack Suwinski on a rehab assignment to Indianapolis Indians. |
| Sep 11 | Jack Suwinski | Assigned | Pittsburgh Pirates sent RF Jack Suwinski on a rehab assignment to Indianapolis Indians. |
| Sep 7 | Jihwan Bae | Status Change | Pittsburgh Pirates activated CF Ji Hwan Bae. |
| Sep 7 | Jihwan Bae | Recalled | Pittsburgh Pirates recalled CF Ji Hwan Bae from Indianapolis Indians. |
| Sep 7 | Ryan Kreidler | Optioned | Pittsburgh Pirates optioned CF Ryan Kreidler to Indianapolis Indians. |
| Sep 5 | Kyle Nicolas | Status Change | Pittsburgh Pirates activated RHP Kyle Nicolas from the bereavement list. |
| Sep 5 | Cam Sanders | Optioned | Pittsburgh Pirates optioned RHP Cam Sanders to Indianapolis Indians. |
| Sep 2 | Anthony Prato | Signed as Free Agent | Pittsburgh Pirates signed free agent SS Anthony Prato to a minor league contract. |
| Sep 1 | Nelson Velázquez | Signed as Free Agent | Pittsburgh Pirates signed free agent RF Nelson Velázquez to a minor league contract. |
| Sep 1 | Nick Yorke | Recalled | Pittsburgh Pirates recalled 2B Nick Yorke from Indianapolis Indians. |
| Sep 1 | Cam Sanders | Recalled | Pittsburgh Pirates recalled RHP Cam Sanders from Indianapolis Indians. |
| Aug 31 | Tim Mayza | Claimed Off Waivers | Philadelphia Phillies claimed LHP Tim Mayza off waivers from Pittsburgh Pirates. |
| Aug 31 | Ryan Kreidler | Recalled | Pittsburgh Pirates recalled CF Ryan Kreidler from Indianapolis Indians. |
| Aug 31 | Isiah Kiner-Falefa | Claimed Off Waivers | Toronto Blue Jays claimed SS Isiah Kiner-Falefa off waivers from Pittsburgh Pirates. |
| Aug 30 | Tim Mayza | Released | Pittsburgh Pirates released LHP Tim Mayza. |
| Aug 30 | Ronny Simon | Status Change | Pittsburgh Pirates placed 2B Ronny Simon on the 10-day injured list. Dislocated left shoulder. |
| Aug 30 | Cam Devanney | Recalled | Pittsburgh Pirates recalled SS Cam Devanney from Indianapolis Indians. |
| Aug 29 | Andrew Heaney | Released | Pittsburgh Pirates released LHP Andrew Heaney. |
| Aug 29 | Jack Suwinski | Status Change | Pittsburgh Pirates placed RF Jack Suwinski on the 10-day injured list. Right groin strain. |
| Aug 29 | Kyle Nicolas | Status Change | Pittsburgh Pirates placed RHP Kyle Nicolas on the bereavement list. |
| Aug 29 | Ronny Simon | Recalled | Pittsburgh Pirates recalled 2B Ronny Simon from Indianapolis Indians. |
| Aug 29 | Evan Sisk | Recalled | Pittsburgh Pirates recalled LHP Evan Sisk from Indianapolis Indians. |
| Aug 26 | Tim Mayza | Assigned | Pittsburgh Pirates sent LHP Tim Mayza on a rehab assignment to Indianapolis Indians. |
| Aug 26 | Tim Mayza | Assigned | Pittsburgh Pirates sent LHP Tim Mayza on a rehab assignment to Indianapolis Indians. |
| Aug 26 | Justin Lawrence | Assigned | Pittsburgh Pirates sent RHP Justin Lawrence on a rehab assignment to Indianapolis Indians. |
| Aug 26 | Ronny Simon | Optioned | Pittsburgh Pirates optioned 2B Ronny Simon to Indianapolis Indians. |
| Aug 26 | Dauri Moreta | Recalled | Pittsburgh Pirates recalled RHP Dauri Moreta from Indianapolis Indians. |
| Aug 26 | Andrew Heaney | Designated for Assignment | Pittsburgh Pirates designated LHP Andrew Heaney for assignment. |
| Aug 26 | Oneil Cruz | Status Change | Pittsburgh Pirates activated CF Oneil Cruz from the 7-day injured list. |
| Aug 24 | Ryan Kreidler | Optioned | Pittsburgh Pirates optioned CF Ryan Kreidler to Indianapolis Indians. |
| Aug 24 | Ryan Kreidler | Claimed Off Waivers | Pittsburgh Pirates claimed CF Ryan Kreidler off waivers from Detroit Tigers. |
| Aug 23 | Oneil Cruz | Assigned | Pittsburgh Pirates sent CF Oneil Cruz on a rehab assignment to Altoona Curve. |
| Aug 22 | Bubba Chandler | Selected | Pittsburgh Pirates selected the contract of RHP Bubba Chandler from Indianapolis Indians. |
| Aug 20 | Chase Shugart | Optioned | Pittsburgh Pirates optioned RHP Chase Shugart to Indianapolis Indians. |
| Aug 20 | Evan Sisk | Optioned | Pittsburgh Pirates optioned LHP Evan Sisk to Indianapolis Indians. |
| Aug 20 | Johan Oviedo | Recalled | Pittsburgh Pirates recalled RHP Johan Oviedo from Indianapolis Indians. |
| Aug 19 | Tim Mayza | Assigned | Pittsburgh Pirates sent LHP Tim Mayza on a rehab assignment to Bradenton Marauders. |
| Aug 19 | Justin Lawrence | Assigned | Pittsburgh Pirates sent RHP Justin Lawrence on a rehab assignment to Bradenton Marauders. |
| Aug 19 | Tim Mayza | Assigned | Pittsburgh Pirates sent LHP Tim Mayza on a rehab assignment to Bradenton Marauders. |
| Aug 18 | Ryan Borucki | Released | Pittsburgh Pirates released LHP Ryan Borucki. |
| Aug 15 | Ryan Borucki | Designated for Assignment | Pittsburgh Pirates designated LHP Ryan Borucki for assignment. |
| Aug 15 | Colin Holderman | Recalled | Pittsburgh Pirates recalled RHP Colin Holderman from Indianapolis Indians. |
| Aug 15 | Evan Sisk | Recalled | Pittsburgh Pirates recalled LHP Evan Sisk from Indianapolis Indians. |
| Aug 14 | Cam Sanders | Optioned | Pittsburgh Pirates optioned RHP Cam Sanders to Indianapolis Indians. |
| Aug 13 | Ronny Simon | Recalled | Pittsburgh Pirates recalled 2B Ronny Simon from Indianapolis Indians. |
| Aug 13 | Oneil Cruz | Status Change | Pittsburgh Pirates placed CF Oneil Cruz on the 7-day injured list. Concussion. |
| Aug 11 | Chase Shugart | Status Change | Pittsburgh Pirates activated RHP Chase Shugart from the 15-day injured list. |
| Aug 11 | Dauri Moreta | Optioned | Pittsburgh Pirates optioned RHP Dauri Moreta to Indianapolis Indians. |
| Aug 7 | Génesis Cabrera | Outrighted | Pittsburgh Pirates sent LHP Génesis Cabrera outright to Indianapolis Indians. |
| Aug 6 | Jack Little | Optioned | Pittsburgh Pirates optioned RHP Jack Little to Indianapolis Indians. |
| Aug 6 | Jack Little | Claimed Off Waivers | Pittsburgh Pirates claimed RHP Jack Little off waivers from Los Angeles Dodgers. |
| Aug 5 | Caden Shapiro | Signed as Free Agent | Pittsburgh Pirates signed free agent OF Caden Shapiro to a minor league contract. |
| Aug 5 | Chase Shugart | Assigned | Pittsburgh Pirates sent RHP Chase Shugart on a rehab assignment to Indianapolis Indians. |
| Aug 5 | Chase Shugart | Assigned | Pittsburgh Pirates sent RHP Chase Shugart on a rehab assignment to Indianapolis Indians. |
| Aug 5 | Johan Oviedo | Optioned | Pittsburgh Pirates optioned RHP Johan Oviedo to Indianapolis Indians. |
| Aug 5 | Cam Sanders | Selected | Pittsburgh Pirates selected the contract of RHP Cam Sanders from Indianapolis Indians. |
| Aug 4 | Johan Oviedo | Status Change | Pittsburgh Pirates activated RHP Johan Oviedo from the 60-day injured list. |
| Aug 4 | Génesis Cabrera | Designated for Assignment | Pittsburgh Pirates designated LHP Génesis Cabrera for assignment. |
| Aug 3 | Chase Shugart | Assigned | Pittsburgh Pirates sent RHP Chase Shugart on a rehab assignment to Bradenton Marauders. |
| Aug 3 | Chase Shugart | Assigned | Pittsburgh Pirates sent RHP Chase Shugart on a rehab assignment to Bradenton Marauders. |
| Aug 2 | Eli Wilson | Trade | Pittsburgh Pirates traded C Eli Wilson to San Diego Padres. |
| Aug 2 | Thomas Harrington | Optioned | Pittsburgh Pirates optioned RHP Thomas Harrington to Indianapolis Indians. |
| Aug 2 | Dauri Moreta | Recalled | Pittsburgh Pirates recalled RHP Dauri Moreta from Indianapolis Indians. |
| Aug 1 | Jared Triolo | Recalled | Pittsburgh Pirates recalled SS Jared Triolo from Indianapolis Indians. |
| Aug 1 | Kyle Nicolas | Recalled | Pittsburgh Pirates recalled RHP Kyle Nicolas from Indianapolis Indians. |
| Aug 1 | Thomas Harrington | Recalled | Pittsburgh Pirates recalled RHP Thomas Harrington from Indianapolis Indians. |
| Aug 1 | Ryan Borucki | Status Change | Pittsburgh Pirates activated LHP Ryan Borucki from the 15-day injured list. |
| Jul 31 | Evan Sisk | Status Change | Pittsburgh Pirates reassigned LHP Evan Sisk to the minor leagues. |
| Jul 31 | Evan Sisk | Status Change | Pittsburgh Pirates reassigned LHP Evan Sisk to the minor leagues. |
| Jul 31 | Ivan Brethowr | Trade | Pittsburgh Pirates traded LHP Taylor Rogers to Chicago Cubs for RF Ivan Brethowr. |
| Jul 31 | David Bednar | Trade | Pittsburgh Pirates traded RHP David Bednar to New York Yankees for C Rafael Flores, C Edgleen Perez and LF Brian Sanchez. |
| Jul 31 | Evan Sisk | Trade | Pittsburgh Pirates traded LHP Bailey Falter to Kansas City Royals for LHP Evan Sisk and 1B Callan Moss. |
| Jul 30 | Jeter Martinez | Trade | Pittsburgh Pirates traded LHP Caleb Ferguson to Seattle Mariners for RHP Jeter Martinez. |
| Jul 30 | Sammy Stafura | Trade | Pittsburgh Pirates traded 3B Ke'Bryan Hayes to Cincinnati Reds for LHP Taylor Rogers, SS Sammy Stafura and cash. |
| Jul 29 | Ke'Bryan Hayes | Status Change | 3B Ke'Bryan Hayes roster status changed by Pittsburgh Pirates. |
| Jul 29 | Johan Oviedo | Assigned | Pittsburgh Pirates sent RHP Johan Oviedo on a rehab assignment to Indianapolis Indians. |
| Jul 26 | Treyson Peters | Signed | Pittsburgh Pirates signed RHP Treyson Peters. |
| Jul 25 | Carter Gwost | Signed | Pittsburgh Pirates signed OF Carter Gwost. |
| Jul 25 | McLane Moody | Signed | Pittsburgh Pirates signed RHP McLane Moody. |
| Jul 24 | Dylan Mathiesen | Signed | Pittsburgh Pirates signed RHP Dylan Mathiesen. |
| Jul 24 | Jared Jones | Signed | Pittsburgh Pirates signed 1B Jared Jones. |
| Jul 24 | Brent Iredale | Signed | Pittsburgh Pirates signed 3B Brent Iredale. |
| Jul 24 | Easton Carmichael | Signed | Pittsburgh Pirates signed C Easton Carmichael. |
| Jul 23 | Draven Zeigler | Signed as Free Agent | Pittsburgh Pirates signed free agent RHP Draven Zeigler to a minor league contract. |
| Jul 23 | Brandon Cain | Signed | Pittsburgh Pirates signed RHP Brandon Cain. |
| Jul 23 | Canon Reeder | Signed | Pittsburgh Pirates signed OF Canon Reeder. |
| Jul 23 | Eddie King Jr. | Signed | Pittsburgh Pirates signed OF Eddie King Jr.. |
| Jul 23 | Cameron Keshock | Signed | Pittsburgh Pirates signed RHP Cameron Keshock. |
| Jul 23 | Dylan Palmer | Signed | Pittsburgh Pirates signed 2B Dylan Palmer. |
| Jul 23 | Josh Tate | Signed | Pittsburgh Pirates signed OF Josh Tate. |
| Jul 23 | Adonys Guzman | Signed | Pittsburgh Pirates signed C Adonys Guzman. |
| Jul 23 | Gustavo Melendez | Signed | Pittsburgh Pirates signed SS Gustavo Melendez. |
| Jul 22 | Seth Hernandez | Signed | Pittsburgh Pirates signed RHP Seth Hernandez. |
| Jul 21 | Matt King | Signed | Pittsburgh Pirates signed SS Matt King. |
| Jul 21 | Jack Anker | Signed | Pittsburgh Pirates signed RHP Jack Anker. |
| Jul 21 | Murf Gray | Signed | Pittsburgh Pirates signed 3B Murf Gray. |
| Jul 18 | Johan Oviedo | Assigned | Pittsburgh Pirates sent RHP Johan Oviedo on a rehab assignment to Altoona Curve. |
| Jul 18 | Johan Oviedo | Assigned | Pittsburgh Pirates sent RHP Johan Oviedo on a rehab assignment to Altoona Curve. |
| Jul 18 | Johan Oviedo | Assigned | Pittsburgh Pirates sent RHP Johan Oviedo on a rehab assignment to Altoona Curve. |
| Jul 18 | Liover Peguero | Recalled | Pittsburgh Pirates recalled SS Liover Peguero from Indianapolis Indians. |
| Jul 16 | Cam Devanney | Optioned | Pittsburgh Pirates optioned SS Cam Devanney to Indianapolis Indians. |
| Jul 16 | Cam Devanney | Trade | Pittsburgh Pirates traded 2B Adam Frazier to Kansas City Royals for SS Cam Devanney. |
| Jul 12 | Matt Gorski | Released | Pittsburgh Pirates released 1B Matt Gorski. |
| Jul 11 | Ryan Borucki | Assigned | Pittsburgh Pirates sent LHP Ryan Borucki on a rehab assignment to Indianapolis Indians. |
| Jul 11 | Matt Gorski | Designated for Assignment | Pittsburgh Pirates designated 1B Matt Gorski for assignment. |
| Jul 11 | Jared Triolo | Optioned | Pittsburgh Pirates optioned SS Jared Triolo to Indianapolis Indians. |
| Jul 11 | Yohan Ramírez | Selected | Pittsburgh Pirates selected the contract of RHP Yohan Ramírez from Indianapolis Indians. |
| Jul 8 | Jack Suwinski | Recalled | Pittsburgh Pirates recalled RF Jack Suwinski from Indianapolis Indians. |
| Jul 8 | Chase Shugart | Status Change | Pittsburgh Pirates placed RHP Chase Shugart on the 15-day injured list. Left knee inflammation. |
| Jul 8 | Ryan Borucki | Assigned | Pittsburgh Pirates sent LHP Ryan Borucki on a rehab assignment to Bradenton Marauders. |
| Jul 7 | Colin Holderman | Optioned | Pittsburgh Pirates optioned RHP Colin Holderman to Indianapolis Indians. |
| Jul 7 | Colin Holderman | Status Change | Pittsburgh Pirates activated RHP Colin Holderman from the 15-day injured list. |
| Jul 6 | Yohan Ramírez | Signed as Free Agent | Pittsburgh Pirates signed free agent RHP Yohan Ramírez to a minor league contract. |
| Jul 5 | Johan Oviedo | Assigned | Pittsburgh Pirates sent RHP Johan Oviedo on a rehab assignment to Bradenton Marauders. |
| Jul 5 | Johan Oviedo | Assigned | Pittsburgh Pirates sent RHP Johan Oviedo on a rehab assignment to Bradenton Marauders. |
| Jul 2 | Dennis Santana | Status Change | Pittsburgh Pirates activated RHP Dennis Santana. |
| Jul 1 | Colin Holderman | Assigned | Pittsburgh Pirates sent RHP Colin Holderman on a rehab assignment to Indianapolis Indians. |
| Jul 1 | Hunter Stratton | Trade | Pittsburgh Pirates traded RHP Hunter Stratton to Atlanta Braves for OF Titus Dumitru and cash. |
| Jun 30 | Johan Oviedo | Assigned | Pittsburgh Pirates sent RHP Johan Oviedo on a rehab assignment to FCL Pirates. |
| Jun 29 | Dennis Santana | Suspension | RHP Dennis Santana suspended. |
| Jun 27 | Colin Holderman | Assigned | Pittsburgh Pirates sent RHP Colin Holderman on a rehab assignment to Bradenton Marauders. |
| Jun 27 | Colin Holderman | Assigned | Pittsburgh Pirates sent RHP Colin Holderman on a rehab assignment to Bradenton Marauders. |
| Jun 26 | Génesis Cabrera | Signed as Free Agent | Pittsburgh Pirates signed free agent LHP Génesis Cabrera. |
| Jun 26 | Michael Darrell-Hicks | Optioned | Pittsburgh Pirates optioned RHP Michael Darrell-Hicks to Indianapolis Indians. |
| Jun 26 | Hunter Stratton | Designated for Assignment | Pittsburgh Pirates designated RHP Hunter Stratton for assignment. |
| Jun 24 | Darwin Roa | Signed as Free Agent | Pittsburgh Pirates signed free agent RHP Darwin Roa to a minor league contract. |
| Jun 24 | Hunter Stratton | Optioned | Pittsburgh Pirates optioned RHP Hunter Stratton to Indianapolis Indians. |
| Jun 24 | Michael Darrell-Hicks | Recalled | Pittsburgh Pirates recalled RHP Michael Darrell-Hicks from Indianapolis Indians. |
| Jun 23 | Roilan Portuondo | Signed as Free Agent | Pittsburgh Pirates signed free agent RHP Roilan Portuondo to a minor league contract. |
| Jun 21 | Bryan Reynolds | Status Change | Pittsburgh Pirates activated RF Bryan Reynolds from the paternity list. |
| Jun 21 | Hunter Stratton | Recalled | Pittsburgh Pirates recalled RHP Hunter Stratton from Indianapolis Indians. |
| Jun 21 | Billy Cook | Optioned | Pittsburgh Pirates optioned OF Billy Cook to Indianapolis Indians. |
| Jun 21 | Ryan Borucki | Status Change | Pittsburgh Pirates placed LHP Ryan Borucki on the 15-day injured list. Low back inflammation. |
| Jun 20 | Brett Sullivan | Signed as Free Agent | Pittsburgh Pirates signed free agent C Brett Sullivan to a minor league contract. |
| Jun 20 | Jack Suwinski | Optioned | Pittsburgh Pirates optioned RF Jack Suwinski to Indianapolis Indians. |
| Jun 19 | Jack Suwinski | Recalled | Pittsburgh Pirates recalled RF Jack Suwinski from Indianapolis Indians. |
| Jun 18 | Brett Sullivan | Outrighted | Pittsburgh Pirates sent C Brett Sullivan outright to Indianapolis Indians. |
| Jun 18 | Bryan Reynolds | Status Change | Pittsburgh Pirates placed RF Bryan Reynolds on the paternity list. |
| Jun 18 | Billy Cook | Recalled | Pittsburgh Pirates recalled OF Billy Cook from Indianapolis Indians. |
| Jun 17 | Joey Bart | Status Change | Pittsburgh Pirates activated C Joey Bart from the 7-day injured list. |
| Jun 17 | Jack Noble | Signed as Free Agent | Pittsburgh Pirates signed free agent RHP Jack Noble to a minor league contract. |
| Jun 16 | Dauri Moreta | Optioned | Pittsburgh Pirates optioned RHP Dauri Moreta to Indianapolis Indians. |
| Jun 16 | Dauri Moreta | Status Change | Pittsburgh Pirates activated RHP Dauri Moreta from the 60-day injured list. |
| Jun 16 | Brett Sullivan | Designated for Assignment | Pittsburgh Pirates designated C Brett Sullivan for assignment. |
| Jun 13 | Endy Rodríguez | Status Change | Pittsburgh Pirates transferred 1B Endy Rodríguez from the 10-day injured list to the 60-day injured list. Right elbow inflammation. |
| Jun 13 | Michael Darrell-Hicks | Claimed Off Waivers | Pittsburgh Pirates claimed RHP Michael Darrell-Hicks off waivers from Los Angeles Angels. |
| Jun 11 | Joey Wentz | Claimed Off Waivers | Minnesota Twins claimed LHP Joey Wentz off waivers from Pittsburgh Pirates. |
| Jun 11 | Joey Bart | Assigned | Pittsburgh Pirates sent C Joey Bart on a rehab assignment to Indianapolis Indians. |
| Jun 11 | Joey Bart | Assigned | Pittsburgh Pirates sent C Joey Bart on a rehab assignment to Indianapolis Indians. |
| Jun 11 | Carmen Mlodzinski | Recalled | Pittsburgh Pirates recalled RHP Carmen Mlodzinski from Indianapolis Indians. |
| Jun 11 | Kyle Nicolas | Optioned | Pittsburgh Pirates optioned RHP Kyle Nicolas to Indianapolis Indians. |
| Jun 10 | Tanner Rainey | Signed as Free Agent | Pittsburgh Pirates signed free agent RHP Tanner Rainey to a minor league contract. |
| Jun 7 | Tony Gonzalez | Signed as Free Agent | Pittsburgh Pirates signed free agent LHP Tony Gonzalez to a minor league contract. |
| Jun 7 | Brett Sullivan | Selected | Pittsburgh Pirates selected the contract of C Brett Sullivan from Indianapolis Indians. |
| Jun 7 | Isaac Mattson | Recalled | Pittsburgh Pirates recalled RHP Isaac Mattson from Indianapolis Indians. |
| Jun 7 | Endy Rodríguez | Status Change | Pittsburgh Pirates placed 1B Endy Rodríguez on the 10-day injured list. Right elbow inflammation. |
| Jun 7 | Joey Wentz | Designated for Assignment | Pittsburgh Pirates designated LHP Joey Wentz for assignment. |
| Jun 5 | Nick Solak | Signed as Free Agent | Pittsburgh Pirates signed free agent 1B Nick Solak to a minor league contract. |
| Jun 4 | Tanner Rainey | Outrighted | Pittsburgh Pirates sent RHP Tanner Rainey outright to Indianapolis Indians. |
| Jun 3 | Nick Gonzales | Status Change | Pittsburgh Pirates activated 2B Nick Gonzales from the 60-day injured list. |
| Jun 3 | Kyle Nicolas | Recalled | Pittsburgh Pirates recalled RHP Kyle Nicolas from Indianapolis Indians. |
| Jun 3 | Nick Solak | Outrighted | Pittsburgh Pirates sent 1B Nick Solak outright to Indianapolis Indians. |
| Jun 2 | Ronny Simon | Status Change | Pittsburgh Pirates reassigned 2B Ronny Simon to the minor leagues. |
| Jun 2 | Tanner Rainey | Designated for Assignment | Pittsburgh Pirates designated RHP Tanner Rainey for assignment. |
| Jun 2 | Ronny Simon | Optioned | Pittsburgh Pirates optioned 2B Ronny Simon to Indianapolis Indians. |
| Jun 2 | Ronny Simon | Claimed Off Waivers | Pittsburgh Pirates claimed 2B Ronny Simon off waivers from Miami Marlins. |
| May 28 | Endy Rodríguez | Status Change | Pittsburgh Pirates activated 1B Endy Rodríguez from the 10-day injured list. |
| May 28 | Joey Bart | Status Change | Pittsburgh Pirates placed C Joey Bart on the 7-day injured list. Concussion. |
| May 26 | Braxton Ashcraft | Recalled | Pittsburgh Pirates recalled RHP Braxton Ashcraft from Indianapolis Indians. |
| May 26 | Isaac Mattson | Optioned | Pittsburgh Pirates optioned RHP Isaac Mattson to Indianapolis Indians. |
| May 21 | Mike Burrows | Recalled | Pittsburgh Pirates recalled RHP Mike Burrows from Indianapolis Indians. |
| May 21 | Carmen Mlodzinski | Optioned | Pittsburgh Pirates optioned RHP Carmen Mlodzinski to Indianapolis Indians. |
| May 20 | Nick Gonzales | Status Change | Pittsburgh Pirates placed 2B Nick Gonzales on the 60-day injured list. Non-displaced left ankle fracture. |
| May 20 | Isaac Mattson | Selected | Pittsburgh Pirates selected the contract of RHP Isaac Mattson from Indianapolis Indians. |
| May 20 | Colin Holderman | Status Change | Pittsburgh Pirates placed RHP Colin Holderman on the 15-day injured list. Right thumb inflammation. |
| May 19 | Michael Helman | Claimed Off Waivers | Texas Rangers claimed CF Michael Helman off waivers from Pittsburgh Pirates. |
| May 17 | Matt Gorski | Optioned | Pittsburgh Pirates optioned 1B Matt Gorski to Indianapolis Indians. |
| May 17 | Spencer Horwitz | Status Change | Pittsburgh Pirates activated 1B Spencer Horwitz from the 10-day injured list. |
| May 16 | Nick Gonzales | Assigned | Pittsburgh Pirates sent 2B Nick Gonzales on a rehab assignment to Indianapolis Indians. |
| May 16 | Nick Gonzales | Assigned | Pittsburgh Pirates sent 2B Nick Gonzales on a rehab assignment to Indianapolis Indians. |
| May 16 | Michael Helman | Designated for Assignment | Pittsburgh Pirates designated CF Michael Helman for assignment. |
| May 16 | Jihwan Bae | Optioned | Pittsburgh Pirates optioned CF Ji Hwan Bae to Indianapolis Indians. |
| May 16 | Nick Solak | Selected | Pittsburgh Pirates selected the contract of RF Nick Solak from Indianapolis Indians. |
| May 15 | Michael Helman | Optioned | Pittsburgh Pirates optioned CF Michael Helman to Indianapolis Indians. |
| May 14 | Endy Rodríguez | Assigned | Pittsburgh Pirates sent 1B Endy Rodríguez on a rehab assignment to Indianapolis Indians. |
| May 14 | Endy Rodríguez | Assigned | Pittsburgh Pirates sent 1B Endy Rodríguez on a rehab assignment to Indianapolis Indians. |
| May 14 | Michael Helman | Claimed Off Waivers | Pittsburgh Pirates claimed CF Michael Helman off waivers from St. Louis Cardinals. |
| May 14 | Enmanuel Valdez | Status Change | Pittsburgh Pirates transferred 1B Enmanuel Valdez from the 10-day injured list to the 60-day injured list. Left shoulder inflammation. |
| May 13 | Tommy Pham | Status Change | Pittsburgh Pirates activated LF Tommy Pham. |
| May 12 | Dariel Miguel | Signed as Free Agent | Pittsburgh Pirates signed free agent LHP Dariel Miguel to a minor league contract. |
| May 12 | Isiah Kiner-Falefa | Status Change | Pittsburgh Pirates activated SS Isiah Kiner-Falefa from the 10-day injured list. |
| May 12 | Liover Peguero | Optioned | Pittsburgh Pirates optioned SS Liover Peguero to Indianapolis Indians. |
| May 12 | Tommy Pham | Suspension | LF Tommy Pham suspended. |
| May 9 | Jihwan Bae | Recalled | Pittsburgh Pirates recalled CF Ji Hwan Bae from Indianapolis Indians. |
| May 9 | Enmanuel Valdez | Status Change | Pittsburgh Pirates placed 1B Enmanuel Valdez on the 10-day injured list. Left shoulder inflammation. |
| May 8 | Angel Rosado | Signed as Free Agent | Pittsburgh Pirates signed free agent RHP Angel Rosado to a minor league contract. |
| May 8 | Yadier Crespo | Signed as Free Agent | Pittsburgh Pirates signed free agent C Yadier Crespo to a minor league contract. |
| May 7 | Beau Burrows | Signed as Free Agent | Pittsburgh Pirates signed free agent RHP Beau Burrows to a minor league contract. |
| May 6 | Dauri Moreta | Assigned | Pittsburgh Pirates sent RHP Dauri Moreta on a rehab assignment to Indianapolis Indians. |
| May 6 | Dauri Moreta | Assigned | Pittsburgh Pirates sent RHP Dauri Moreta on a rehab assignment to Indianapolis Indians. |
| May 6 | Spencer Horwitz | Assigned | Pittsburgh Pirates sent 1B Spencer Horwitz on a rehab assignment to Indianapolis Indians. |
| May 4 | Dennis Santana | Status Change | Pittsburgh Pirates activated RHP Dennis Santana from the bereavement list. |
| May 4 | Kyle Nicolas | Optioned | Pittsburgh Pirates optioned RHP Kyle Nicolas to Indianapolis Indians. |
| May 3 | Justin Lawrence | Status Change | Pittsburgh Pirates transferred RHP Justin Lawrence from the 15-day injured list to the 60-day injured list. Right elbow inflammation. |
| May 3 | Tanner Rainey | Selected | Pittsburgh Pirates selected the contract of RHP Tanner Rainey from Indianapolis Indians. |
| May 2 | Liover Peguero | Recalled | Pittsburgh Pirates recalled SS Liover Peguero from Indianapolis Indians. |
| May 2 | Hunter Stratton | Optioned | Pittsburgh Pirates optioned RHP Hunter Stratton to Indianapolis Indians. |
| May 2 | Juan Muniz | Signed as Free Agent | Pittsburgh Pirates signed free agent RHP Juan Muniz to a minor league contract. |
| Apr 29 | Albert Vega | Signed as Free Agent | Pittsburgh Pirates signed free agent RHP Albert Vega to a minor league contract. |
| Apr 29 | Dauri Moreta | Assigned | Pittsburgh Pirates sent RHP Dauri Moreta on a rehab assignment to Bradenton Marauders. |
| Apr 29 | Dennis Santana | Status Change | Pittsburgh Pirates placed RHP Dennis Santana on the bereavement list. |
| Apr 29 | Hunter Stratton | Recalled | Pittsburgh Pirates recalled RHP Hunter Stratton from Indianapolis Indians. |
| Apr 27 | Spencer Horwitz | Assigned | Pittsburgh Pirates sent 1B Spencer Horwitz on a rehab assignment to Altoona Curve. |
| Apr 26 | Mike Burrows | Optioned | Pittsburgh Pirates optioned RHP Mike Burrows to Indianapolis Indians. |
| Apr 26 | Colin Holderman | Status Change | Pittsburgh Pirates activated RHP Colin Holderman from the 15-day injured list. |
| Apr 24 | Tim Mayza | Status Change | Pittsburgh Pirates transferred LHP Tim Mayza from the 15-day injured list to the 60-day injured list. Left shoulder lat muscle strain. |
| Apr 24 | Matt Gorski | Selected | Pittsburgh Pirates selected the contract of CF Matt Gorski from Indianapolis Indians. |
| Apr 24 | Justin Lawrence | Status Change | Pittsburgh Pirates placed RHP Justin Lawrence on the 15-day injured list retroactive to April 23, 2025. Right elbow inflammation. |
| Apr 24 | Mike Burrows | Recalled | Pittsburgh Pirates recalled RHP Mike Burrows from Indianapolis Indians. |
| Apr 24 | Jack Suwinski | Optioned | Pittsburgh Pirates optioned RF Jack Suwinski to Indianapolis Indians. |
| Apr 19 | Colin Holderman | Assigned | Pittsburgh Pirates sent RHP Colin Holderman on a rehab assignment to Indianapolis Indians. |
| Apr 19 | Tim Mayza | Status Change | Pittsburgh Pirates placed LHP Tim Mayza on the 15-day injured list. Left shoulder lat muscle strain. |
| Apr 19 | David Bednar | Recalled | Pittsburgh Pirates recalled RHP David Bednar from Indianapolis Indians. |
| Apr 17 | Bryce Johnson | Trade | Pittsburgh Pirates traded RF Bryce Johnson to San Diego Padres. |
| Apr 16 | Isiah Kiner-Falefa | Status Change | Pittsburgh Pirates placed SS Isiah Kiner-Falefa on the 10-day injured list. Right hamstring strain. |
| Apr 16 | Brett Sullivan | Trade | San Diego Padres traded C Brett Sullivan to Pittsburgh Pirates. |
| Apr 16 | Jared Triolo | Status Change | Pittsburgh Pirates activated 3B Jared Triolo from the 10-day injured list. |
| Apr 16 | Tsung-Che Cheng | Optioned | Pittsburgh Pirates optioned SS Tsung-Che Cheng to Indianapolis Indians. |
| Apr 16 | Oneil Cruz | Number Change | OF Oneil Cruz changed number to 15. |
| Apr 16 | Endy Rodríguez | Number Change | C Endy Rodríguez changed number to 5. |
| Apr 16 | Ke'Bryan Hayes | Number Change | 3B Ke'Bryan Hayes changed number to 13. |
| Apr 16 | Carmen Mlodzinski | Number Change | RHP Carmen Mlodzinski changed number to 50. |
| Apr 16 | Tsung-Che Cheng | Number Change | SS Tsung-Che Cheng changed number to 71. |
| Apr 16 | Kyle Nicolas | Number Change | RHP Kyle Nicolas changed number to 66. |
| Apr 16 | Henry Davis | Number Change | C Henry Davis changed number to 32. |
| Apr 16 | Joey Bart | Number Change | C Joey Bart changed number to 14. |
| Apr 16 | Alexander Canario | Number Change | LF Alexander Canario changed number to 29. |
| Apr 16 | Adam Frazier | Number Change | 2B Adam Frazier changed number to 26. |
| Apr 16 | Ryan Borucki | Number Change | LHP Ryan Borucki changed number to 43. |
| Apr 16 | Tsung-Che Cheng | Number Change | SS Tsung-Che Cheng changed number to 71. |
| Apr 16 | Bailey Falter | Number Change | LHP Bailey Falter changed number to 6. |
| Apr 16 | Caleb Ferguson | Number Change | LHP Caleb Ferguson changed number to 64. |
| Apr 16 | Andrew Heaney | Number Change | LHP Andrew Heaney changed number to 45. |
| Apr 16 | Mitch Keller | Number Change | RHP Mitch Keller changed number to 23. |
| Apr 16 | Isiah Kiner-Falefa | Number Change | 2B Isiah Kiner-Falefa changed number to 7. |
| Apr 16 | Justin Lawrence | Number Change | RHP Justin Lawrence changed number to 61. |
| Apr 16 | Tim Mayza | Number Change | LHP Tim Mayza changed number to 18. |
| Apr 16 | Andrew McCutchen | Number Change | RF Andrew McCutchen changed number to 22. |
| Apr 16 | Tommy Pham | Number Change | OF Tommy Pham changed number to 28. |
| Apr 16 | Bryan Reynolds | Number Change | LF Bryan Reynolds changed number to 10. |
| Apr 16 | Dennis Santana | Number Change | RHP Dennis Santana changed number to 60. |
| Apr 16 | Chase Shugart | Number Change | RHP Chase Shugart changed number to 55. |
| Apr 16 | Paul Skenes | Number Change | RHP Paul Skenes changed number to 30. |
| Apr 16 | Jack Suwinski | Number Change | CF Jack Suwinski changed number to 65. |
| Apr 16 | Enmanuel Valdez | Number Change | 2B Enmanuel Valdez changed number to 48. |
| Apr 16 | Joey Wentz | Number Change | LHP Joey Wentz changed number to 34. |
| Apr 15 | Chase Shugart | Recalled | Pittsburgh Pirates recalled RHP Chase Shugart from Indianapolis Indians. |
| Apr 15 | Endy Rodríguez | Status Change | Pittsburgh Pirates placed C Endy Rodríguez on the 10-day injured list. Right hand laceration. |
| Apr 15 | Jared Triolo | Assigned | Pittsburgh Pirates sent 3B Jared Triolo on a rehab assignment to Indianapolis Indians. |
| Apr 15 | Mitch Keller | Number Change | RHP Mitch Keller changed number to 42. |
| Apr 15 | Bryan Reynolds | Number Change | LF Bryan Reynolds changed number to 42. |
| Apr 15 | Bailey Falter | Number Change | LHP Bailey Falter changed number to 42. |
| Apr 15 | Jack Suwinski | Number Change | CF Jack Suwinski changed number to 42. |
| Apr 15 | Oneil Cruz | Number Change | OF Oneil Cruz changed number to 42. |
| Apr 15 | Endy Rodríguez | Number Change | C Endy Rodríguez changed number to 42. |
| Apr 15 | Ke'Bryan Hayes | Number Change | 3B Ke'Bryan Hayes changed number to 42. |
| Apr 15 | Kyle Nicolas | Number Change | RHP Kyle Nicolas changed number to 42. |
| Apr 15 | Joey Bart | Number Change | C Joey Bart changed number to 42. |
| Apr 15 | Andrew McCutchen | Number Change | RF Andrew McCutchen changed number to 42. |
| Apr 15 | Tsung-Che Cheng | Number Change | SS Tsung-Che Cheng changed number to 42. |
| Apr 15 | Henry Davis | Number Change | C Henry Davis changed number to 42. |
| Apr 15 | Carmen Mlodzinski | Number Change | RHP Carmen Mlodzinski changed number to 42. |
| Apr 15 | Enmanuel Valdez | Number Change | 2B Enmanuel Valdez changed number to 42. |
| Apr 15 | Paul Skenes | Number Change | RHP Paul Skenes changed number to 42. |
| Apr 15 | Joey Wentz | Number Change | LHP Joey Wentz changed number to 42. |
| Apr 15 | Isiah Kiner-Falefa | Number Change | 2B Isiah Kiner-Falefa changed number to 42. |
| Apr 15 | Ryan Borucki | Number Change | LHP Ryan Borucki changed number to 42. |
| Apr 15 | Dennis Santana | Number Change | RHP Dennis Santana changed number to 42. |
| Apr 15 | Alexander Canario | Number Change | LF Alexander Canario changed number to 42. |
| Apr 15 | Adam Frazier | Number Change | 2B Adam Frazier changed number to 42. |
| Apr 15 | Tim Mayza | Number Change | LHP Tim Mayza changed number to 42. |
| Apr 15 | Caleb Ferguson | Number Change | LHP Caleb Ferguson changed number to 42. |
| Apr 15 | Andrew Heaney | Number Change | LHP Andrew Heaney changed number to 42. |
| Apr 15 | Justin Lawrence | Number Change | RHP Justin Lawrence changed number to 42. |
| Apr 15 | Tommy Pham | Number Change | OF Tommy Pham changed number to 42. |
| Apr 12 | Chase Shugart | Optioned | Pittsburgh Pirates optioned RHP Chase Shugart to Indianapolis Indians. |
| Apr 12 | Henry Davis | Recalled | Pittsburgh Pirates recalled C Henry Davis from Indianapolis Indians. |
| Apr 11 | Yeraldo Salcedo | Signed as Free Agent | Pittsburgh Pirates signed free agent LHP Yeraldo Salcedo to a minor league contract. |
| Apr 11 | Kyle Nicolas | Recalled | Pittsburgh Pirates recalled RHP Kyle Nicolas from Indianapolis Indians. |
| Apr 11 | Yonleg Gaetano | Signed as Free Agent | Pittsburgh Pirates signed free agent RHP Yonleg Gaetano to a minor league contract. |
| Apr 10 | Thomas Harrington | Optioned | Pittsburgh Pirates optioned RHP Thomas Harrington to Indianapolis Indians. |
| Apr 9 | Stainer Valdez | Signed as Free Agent | Pittsburgh Pirates signed free agent RHP Stainer Valdez to a minor league contract. |
| Apr 8 | Welin Aponte | Signed as Free Agent | Pittsburgh Pirates signed free agent RHP Welin Aponte to a minor league contract. |
| Apr 7 | Jared Triolo | Status Change | Pittsburgh Pirates placed 3B Jared Triolo on the 10-day injured list retroactive to April 6, 2025. Lumbar spine strain. |
| Apr 7 | Tsung-Che Cheng | Recalled | Pittsburgh Pirates recalled SS Tsung-Che Cheng from Indianapolis Indians. |
| Apr 6 | Chase Shugart | Status Change | Pittsburgh Pirates activated RHP Chase Shugart. |
| Apr 6 | Colin Holderman | Status Change | Pittsburgh Pirates placed RHP Colin Holderman on the 15-day injured list. Right knee sprain. |
| Apr 6 | Chase Shugart | Recalled | Pittsburgh Pirates recalled RHP Chase Shugart from Indianapolis Indians. |
| Apr 3 | Jason Delay | Trade | Pittsburgh Pirates traded C Jason Delay to Atlanta Braves. |
| Apr 3 | Jihwan Bae | Optioned | Pittsburgh Pirates optioned CF Ji Hwan Bae to Indianapolis Indians. |
| Apr 3 | Alexander Canario | Status Change | Pittsburgh Pirates activated LF Alexander Canario. |
| Apr 1 | Jason Delay | Designated for Assignment | Pittsburgh Pirates designated C Jason Delay for assignment. |
| Apr 1 | David Bednar | Optioned | Pittsburgh Pirates optioned RHP David Bednar to Indianapolis Indians. |
| Apr 1 | Thomas Harrington | Selected | Pittsburgh Pirates selected the contract of RHP Thomas Harrington from Altoona Curve. |
| Mar 31 | Alexander Canario | Trade | New York Mets traded LF Alexander Canario to Pittsburgh Pirates for cash. |
| Mar 31 | Jared Jones | Status Change | Pittsburgh Pirates transferred RHP Jared Jones from the 15-day injured list to the 60-day injured list. |
| Mar 29 | Joshua Palacios | Outrighted | Pittsburgh Pirates sent RF Joshua Palacios outright to Indianapolis Indians. |
| Mar 29 | Peter Strzelecki | Outrighted | Pittsburgh Pirates sent RHP Peter Strzelecki outright to Indianapolis Indians. |
| Mar 28 | Nick Gonzales | Status Change | Pittsburgh Pirates placed 2B Nick Gonzales on the 10-day injured list. Non-displaced left ankle fracture. |
| Mar 28 | Enmanuel Valdez | Recalled | Pittsburgh Pirates recalled 2B Enmanuel Valdez from Indianapolis Indians. |
| Mar 27 | Hunter Stratton | Optioned | Pittsburgh Pirates optioned RHP Hunter Stratton to Indianapolis Indians. |
| Mar 27 | Spencer Horwitz | Status Change | Pittsburgh Pirates placed 1B Spencer Horwitz on the 10-day injured list retroactive to March 24, 2025. Right wrist surgery. |
| Mar 27 | Jared Jones | Status Change | Pittsburgh Pirates placed RHP Jared Jones on the 15-day injured list retroactive to March 24, 2025. Right elbow UCL sprain. |
| Mar 27 | Peter Strzelecki | Designated for Assignment | Pittsburgh Pirates designated RHP Peter Strzelecki for assignment. |
| Mar 27 | Ryan Borucki | Selected | Pittsburgh Pirates selected the contract of LHP Ryan Borucki from Indianapolis Indians. |
| Mar 26 | Andrew Heaney | Number Change | LHP Andrew Heaney changed number to 45. |
| Mar 26 | Justin Lawrence | Number Change | RHP Justin Lawrence changed number to 61. |
| Mar 23 | Kyle Nicolas | Optioned | Pittsburgh Pirates optioned RHP Kyle Nicolas to Indianapolis Indians. |
| Mar 23 | Jackson Glenn | Assigned | 3B Jackson Glenn assigned to Pittsburgh Pirates. |
| Mar 22 | Joshua Palacios | Designated for Assignment | Pittsburgh Pirates designated RF Joshua Palacios for assignment. |
| Mar 22 | Hunter Stratton | Selected | Pittsburgh Pirates selected the contract of RHP Hunter Stratton from Indianapolis Indians. |
| Mar 22 | Nick Yorke | Optioned | Pittsburgh Pirates optioned 2B Nick Yorke to Indianapolis Indians. |
| Mar 22 | Billy Cook | Optioned | Pittsburgh Pirates optioned 1B Billy Cook to Indianapolis Indians. |
| Mar 22 | Henry Davis | Optioned | Pittsburgh Pirates optioned C Henry Davis to Indianapolis Indians. |
| Mar 22 | Jeral Toledo | Assigned | 2B Jeral Toledo assigned to Pittsburgh Pirates. |
| Mar 21 | Eddy Rodriguez | Assigned | LF Eddy Rodriguez assigned to Pittsburgh Pirates. |
| Mar 21 | Imanol Vargas | Assigned | OF Imanol Vargas assigned to Pittsburgh Pirates. |
| Mar 19 | Eli Wilson | Assigned | C Eli Wilson assigned to Pittsburgh Pirates. |
| Mar 18 | Jason Delay | Optioned | Pittsburgh Pirates optioned C Jason Delay to Indianapolis Indians. |
| Mar 18 | Kalae Harrison | Assigned | 3B Kalae Harrison assigned to Pittsburgh Pirates. |
| Mar 17 | Mitch Jebb | Assigned | SS Mitch Jebb assigned to Pittsburgh Pirates. |
| Mar 17 | Alessandro Ercolani | Assigned | RHP Alessandro Ercolani assigned to Pittsburgh Pirates. |
| Mar 17 | Will Taylor | Assigned | CF Will Taylor assigned to Pittsburgh Pirates. |
| Mar 17 | Solomon Maguire | Assigned | RF Solomon Maguire assigned to Pittsburgh Pirates. |
| Mar 17 | Brenden Dixon | Assigned | 3B Brenden Dixon assigned to Pittsburgh Pirates. |
| Mar 17 | Luke Scherrer | Assigned | C Luke Scherrer assigned to Pittsburgh Pirates. |
| Mar 16 | Luke Brown | Assigned | RF Luke Brown assigned to Pittsburgh Pirates. |
| Mar 16 | Yordany De Los Santos | Assigned | SS Yordany De Los Santos assigned to Pittsburgh Pirates. |
| Mar 16 | Richard Ramirez | Assigned | C Richard Ramirez assigned to Pittsburgh Pirates. |
| Mar 16 | Jake Shirk | Assigned | RHP Jake Shirk assigned to Pittsburgh Pirates. |
| Mar 15 | Nick Cimillo | Assigned | 1B Nick Cimillo assigned to Pittsburgh Pirates. |
| Mar 14 | Kervin Pichardo | Assigned | SS Kervin Pichardo assigned to Pittsburgh Pirates. |
| Mar 13 | Derek Berg | Assigned | C Derek Berg assigned to Pittsburgh Pirates. |
| Mar 11 | Enmanuel Valdez | Optioned | Pittsburgh Pirates optioned 2B Enmanuel Valdez to Indianapolis Indians. |
| Mar 11 | Tsung-Che Cheng | Optioned | Pittsburgh Pirates optioned SS Tsung-Che Cheng to Indianapolis Indians. |
| Mar 11 | Chase Shugart | Optioned | Pittsburgh Pirates optioned RHP Chase Shugart to Indianapolis Indians. |
| Mar 11 | Liover Peguero | Optioned | Pittsburgh Pirates optioned SS Liover Peguero to Indianapolis Indians. |
| Mar 11 | Mike Burrows | Optioned | Pittsburgh Pirates optioned RHP Mike Burrows to Indianapolis Indians. |
| Mar 11 | Braxton Ashcraft | Optioned | Pittsburgh Pirates optioned RHP Braxton Ashcraft to Indianapolis Indians. |
| Mar 10 | Mauricio De La Cruz | Signed as Free Agent | Pittsburgh Pirates signed free agent RHP Mauricio De La Cruz to a minor league contract. |
| Mar 10 | Brandan Bidois | Assigned | RHP Brandan Bidois assigned to Pittsburgh Pirates. |
| Mar 10 | Jose Rondon | Signed as Free Agent | Pittsburgh Pirates signed free agent RHP Jose Rondon to a minor league contract. |
| Mar 9 | Javier Rivas | Assigned | SS Javier Rivas assigned to Pittsburgh Pirates. |
| Mar 5 | Maikol Escotto | Assigned | SS Maikol Escotto assigned to Pittsburgh Pirates. |
| Mar 5 | Justin Miknis | Assigned | C Justin Miknis assigned to Pittsburgh Pirates. |
| Mar 4 | Shalin Polanco | Assigned | OF Shalin Polanco assigned to Pittsburgh Pirates. |
| Mar 4 | Carlos Caro | Assigned | 3B Carlos Caro assigned to Pittsburgh Pirates. |
| Mar 4 | Peyton Stumbo | Assigned | RHP Peyton Stumbo assigned to Pittsburgh Pirates. |
| Mar 3 | Johan Oviedo | Status Change | Pittsburgh Pirates placed RHP Johan Oviedo on the 60-day injured list. Right elbow injury and right lat strain. |
| Mar 3 | Justin Lawrence | Claimed Off Waivers | Pittsburgh Pirates claimed RHP Justin Lawrence off waivers from Colorado Rockies. |
| Mar 3 | Keiner Delgado | Assigned | 2B Keiner Delgado assigned to Pittsburgh Pirates. |
| Mar 3 | Lonnie White Jr. | Assigned | CF Lonnie White Jr. assigned to Pittsburgh Pirates. |
| Mar 2 | Valentin Linarez | Assigned | RHP Valentin Linarez assigned to Pittsburgh Pirates. |
| Mar 2 | Landon Tomkins | Assigned | RHP Landon Tomkins assigned to Pittsburgh Pirates. |
| Feb 28 | Emmanuel Chapman | Assigned | RHP Emmanuel Chapman assigned to Pittsburgh Pirates. |
| Feb 27 | Yulian Quintana | Signed as Free Agent | Pittsburgh Pirates signed free agent RHP Yulian Quintana to a minor league contract. |
| Feb 27 | Brett de Geus | Claimed Off Waivers | Miami Marlins claimed RHP Brett de Geus off waivers from Pittsburgh Pirates. |
| Feb 27 | Shawn Ross | Assigned | C Shawn Ross assigned to Pittsburgh Pirates. |
| Feb 26 | Scott Randall | Status Change | RHP Scott Randall roster status changed by Pittsburgh Pirates. |
| Feb 26 | Esmerlyn Valdez | Assigned | 1B Esmerlyn Valdez assigned to Pittsburgh Pirates. |
| Feb 26 | Michael Walsh | Assigned | RHP Mike Walsh assigned to Pittsburgh Pirates. |
| Feb 26 | Scott Randall | Assigned | RHP Scott Randall assigned to Pittsburgh Pirates. |
| Feb 26 | Fineas Del Bonta-Smith | Assigned | RHP Fineas Del Bonta-Smith assigned to Pittsburgh Pirates. |
| Feb 26 | Wyatt Hendrie | Assigned | C Wyatt Hendrie assigned to Pittsburgh Pirates. |
| Feb 26 | Tres Gonzalez | Assigned | CF Tres Gonzalez assigned to Pittsburgh Pirates. |
| Feb 26 | Jesus Castillo | Assigned | 3B Jesus Castillo assigned to Pittsburgh Pirates. |
| Feb 26 | Jase Bowen | Assigned | CF Jase Bowen assigned to Pittsburgh Pirates. |
| Feb 26 | Derek Diamond | Assigned | RHP Derek Diamond assigned to Pittsburgh Pirates. |
| Feb 26 | Jhonny Severino | Assigned | SS Jhonny Severino assigned to Pittsburgh Pirates. |
| Feb 26 | Sammy Siani | Assigned | RF Sammy Siani assigned to Pittsburgh Pirates. |
| Feb 26 | Hudson Head | Assigned | CF Hudson Head assigned to Pittsburgh Pirates. |
| Feb 26 | Geovanny Planchart | Assigned | C Geovanny Planchart assigned to Pittsburgh Pirates. |
| Feb 25 | Drake Fellows | Status Change | RHP Drake Fellows roster status changed by Pittsburgh Pirates. |
| Feb 25 | Drake Fellows | Assigned | RHP Drake Fellows assigned to Pittsburgh Pirates. |
| Feb 25 | Cristofer Melendez | Assigned | RHP Cristofer Melendez assigned to Pittsburgh Pirates. |
| Feb 23 | Matt Fraizer | Assigned | RF Matt Fraizer assigned to Pittsburgh Pirates. |
| Feb 23 | J.C. Flowers | Assigned | RHP J.C. Flowers assigned to Pittsburgh Pirates. |
| Feb 23 | Grant Ford | Assigned | RHP Grant Ford assigned to Pittsburgh Pirates. |
| Feb 23 | Jack Carey | Assigned | RHP Jack Carey assigned to Pittsburgh Pirates. |
| Feb 23 | Nick Dombkowski | Assigned | LHP Nick Dombkowski assigned to Pittsburgh Pirates. |
| Feb 22 | Mike Jarvis | Status Change | 2B Mike Jarvis roster status changed by Pittsburgh Pirates. |
| Feb 22 | Brett de Geus | Designated for Assignment | Pittsburgh Pirates designated RHP Brett de Geus for assignment. |
| Feb 22 | Yerry Rodríguez | Released | Pittsburgh Pirates released RHP Yerry Rodríguez. |
| Feb 22 | Andrew Heaney | Signed as Free Agent | Pittsburgh Pirates signed free agent LHP Andrew Heaney. |
| Feb 22 | Mike Jarvis | Status Change | 2B Mike Jarvis roster status changed by Pittsburgh Pirates. |
| Feb 22 | Jaden Woods | Status Change | LHP Jaden Woods roster status changed by Pittsburgh Pirates. |
| Feb 22 | Wilkin Ramos | Status Change | RHP Wilkin Ramos roster status changed by Pittsburgh Pirates. |
| Feb 22 | Ryan Harbin | Assigned | RHP Ryan Harbin assigned to Pittsburgh Pirates. |
| Feb 22 | Ryan Harbin | Assigned | RHP Ryan Harbin assigned to Pittsburgh Pirates. |
| Feb 22 | Wilkin Ramos | Assigned | RHP Wilkin Ramos assigned to Pittsburgh Pirates. |
| Feb 22 | Jaden Woods | Assigned | LHP Jaden Woods assigned to Pittsburgh Pirates. |
| Feb 22 | Mike Jarvis | Assigned | 2B Mike Jarvis assigned to Pittsburgh Pirates. |
| Feb 16 | Tommy Pham | Signed as Free Agent | Pittsburgh Pirates signed free agent OF Tommy Pham. |
| Feb 16 | Dauri Moreta | Status Change | Pittsburgh Pirates placed RHP Dauri Moreta on the 60-day injured list. Tommy John surgery. |
| Feb 12 | Blake Townsend | Signed as Free Agent | Pittsburgh Pirates signed free agent LHP Blake Townsend to a minor league contract. |
| Feb 10 | P.J. Hilson | Status Change | RF P.J. Hilson roster status changed by Pittsburgh Pirates. |
| Feb 10 | Jarod Bayless | Status Change | RHP Jarod Bayless roster status changed by Pittsburgh Pirates. |
| Feb 10 | Jarod Bayless | Status Change | RHP Jarod Bayless roster status changed by Pittsburgh Pirates. |
| Feb 10 | P.J. Hilson | Signed as Free Agent | Pittsburgh Pirates signed free agent OF P.J. Hilson to a minor league contract. |
| Feb 10 | Jarod Bayless | Signed as Free Agent | Pittsburgh Pirates signed free agent RHP Jarod Bayless to a minor league contract. |
| Feb 7 | Alika Williams | Outrighted | Pittsburgh Pirates sent 2B Alika Williams outright to Indianapolis Indians. |
| Feb 4 | Anthony Solometo | Assigned | Pittsburgh Pirates invited non-roster LHP Anthony Solometo to spring training. |
| Feb 4 | Sean Sullivan | Assigned | Pittsburgh Pirates invited non-roster RHP Sean Sullivan to spring training. |
| Feb 4 | Ryder Ryan | Signed as Free Agent | Pittsburgh Pirates signed free agent RHP Ryder Ryan to a minor league contract and invited him to spring training. |
| Feb 4 | Termarr Johnson | Assigned | Pittsburgh Pirates invited non-roster 2B Termarr Johnson to spring training. |
| Feb 4 | Thomas Harrington | Assigned | Pittsburgh Pirates invited non-roster RHP Thomas Harrington to spring training. |
| Feb 4 | Konnor Griffin | Assigned | Pittsburgh Pirates invited non-roster SS Konnor Griffin to spring training. |
| Feb 4 | Matt Gorski | Assigned | Pittsburgh Pirates invited non-roster CF Matt Gorski to spring training. |
| Feb 4 | Bubba Chandler | Assigned | Pittsburgh Pirates invited non-roster RHP Bubba Chandler to spring training. |
| Feb 4 | Jack Brannigan | Assigned | Pittsburgh Pirates invited non-roster SS Jack Brannigan to spring training. |
| Feb 4 | Ryan Borucki | Assigned | Pittsburgh Pirates invited non-roster LHP Ryan Borucki to spring training. |
| Feb 4 | Hunter Barco | Assigned | Pittsburgh Pirates invited non-roster LHP Hunter Barco to spring training. |
| Feb 4 | Omar Alfonzo | Assigned | Pittsburgh Pirates invited non-roster C Omar Alfonzo to spring training. |
| Feb 3 | Alika Williams | Designated for Assignment | Pittsburgh Pirates designated 2B Alika Williams for assignment. |
| Feb 3 | Tim Mayza | Signed as Free Agent | Pittsburgh Pirates signed free agent LHP Tim Mayza. |
| Jan 30 | Elvis Alvarado | Claimed Off Waivers | Athletics claimed RHP Elvis Alvarado off waivers from Pittsburgh Pirates. |
| Jan 28 | Elvis Alvarado | Designated for Assignment | Pittsburgh Pirates designated RHP Elvis Alvarado for assignment. |
| Jan 28 | Adam Frazier | Signed as Free Agent | Pittsburgh Pirates signed free agent 2B Adam Frazier. |
| Jan 27 | Tristan Gray | Outrighted | Pittsburgh Pirates sent 3B Tristan Gray outright to Indianapolis Indians. |
| Jan 21 | Cam Sanders | Status Change | RHP Cam Sanders roster status changed by Pittsburgh Pirates. |
| Jan 21 | Cam Sanders | Assigned | RHP Cam Sanders assigned to Pittsburgh Pirates. |
| Jan 21 | Camden Sanders | Status Change | OF Camden Sanders roster status changed by Pittsburgh Pirates. |
| Jan 21 | Camden Sanders | Signed as Free Agent | Pittsburgh Pirates signed free agent OF Camden Sanders to a minor league contract. |
| Jan 20 | Tristan Gray | Designated for Assignment | Pittsburgh Pirates designated 3B Tristan Gray for assignment. |
| Jan 15 | Ryan Borucki | Signed as Free Agent | Pittsburgh Pirates signed free agent LHP Ryan Borucki to a minor league contract. |
| Jan 15 | Hanley Ramirez | Signed as Free Agent | Pittsburgh Pirates signed free agent OF Hanley Ramirez to a minor league contract. |
| Jan 15 | Johan De Los Santos | Signed as Free Agent | Pittsburgh Pirates signed free agent SS Johan De Los Santos to a minor league contract. |
| Jan 15 | Victor Marquez | Signed as Free Agent | Pittsburgh Pirates signed free agent C Victor Marquez to a minor league contract. |
| Jan 15 | Luis Cruz | Signed as Free Agent | Pittsburgh Pirates signed free agent Luis Cruz to a minor league contract. |
| Jan 15 | Maickol Reyes | Signed as Free Agent | Pittsburgh Pirates signed free agent RHP Maickol Reyes to a minor league contract. |
| Jan 15 | Yhosneiber Torres | Signed as Free Agent | Pittsburgh Pirates signed free agent LHP Yhosneiber Torres to a minor league contract. |
| Jan 15 | Hamlet Santos | Signed as Free Agent | Pittsburgh Pirates signed free agent RHP Hamlet Santos to a minor league contract. |
| Jan 15 | Hyun Seung Lee | Signed as Free Agent | Pittsburgh Pirates signed free agent SS Hyun Seung Lee to a minor league contract. |
| Jan 15 | Eydan Fermin | Signed as Free Agent | Pittsburgh Pirates signed free agent RHP Eydan Fermin to a minor league contract. |
| Jan 15 | Yoander Santana | Signed as Free Agent | Pittsburgh Pirates signed free agent SS Yoander Santana to a minor league contract. |
| Jan 15 | Robinson Smith | Signed as Free Agent | Pittsburgh Pirates signed free agent RHP Robinson Smith to a minor league contract. |
| Jan 15 | Limanol Payero | Signed as Free Agent | Pittsburgh Pirates signed free agent OF Limanol Payero to a minor league contract. |
| Jan 15 | Edgar Walker | Signed as Free Agent | Pittsburgh Pirates signed free agent OF Edgar Walker to a minor league contract. |
| Jan 15 | Darell Morel | Signed as Free Agent | Pittsburgh Pirates signed free agent SS Darell Morel to a minor league contract. |
| Jan 15 | Gabriel Rodriguez | Signed as Free Agent | Pittsburgh Pirates signed free agent OF Gabriel Rodriguez to a minor league contract. |
| Jan 15 | Leudy Reyes | Signed as Free Agent | Pittsburgh Pirates signed free agent RHP Leudy Reyes to a minor league contract. |
| Jan 15 | Fredderick Ovalle | Signed as Free Agent | Pittsburgh Pirates signed free agent 2B Fredderick Ovalle to a minor league contract. |
| Jan 15 | Yoslaniel Hernandez | Signed as Free Agent | Pittsburgh Pirates signed free agent LHP Yoslaniel Hernandez to a minor league contract. |
| Jan 15 | Armstrong Muhoozi | Signed as Free Agent | Pittsburgh Pirates signed free agent SS Armstrong Muhoozi to a minor league contract. |
| Jan 15 | Justino Francisco | Signed as Free Agent | Pittsburgh Pirates signed free agent RHP Justino Francisco to a minor league contract. |
| Jan 15 | Alejandro Rondon | Signed as Free Agent | Pittsburgh Pirates signed free agent RHP Alejandro Rondon to a minor league contract. |
| Jan 15 | Victor Familia | Signed as Free Agent | Pittsburgh Pirates signed free agent C Victor Familia to a minor league contract. |
| Jan 15 | Jose Sequera | Signed as Free Agent | Pittsburgh Pirates signed free agent RHP Jose Sequera to a minor league contract. |
| Jan 15 | Fernando Figuera | Signed as Free Agent | Pittsburgh Pirates signed free agent RHP Fernando Figuera to a minor league contract. |
| Jan 15 | Claudio Estelie | Signed as Free Agent | Pittsburgh Pirates signed free agent RHP Claudio Estelie to a minor league contract. |
| Jan 15 | Brett de Geus | Trade | Toronto Blue Jays traded RHP Brett de Geus to Pittsburgh Pirates for cash. |
| Jan 13 | Eddy Yean | Status Change | RHP Eddy Yean roster status changed by Pittsburgh Pirates. |
| Jan 13 | Hunter Stratton | Status Change | RHP Hunter Stratton roster status changed by Pittsburgh Pirates. |
| Jan 13 | Nick Solak | Status Change | OF Nick Solak roster status changed by Pittsburgh Pirates. |
| Jan 13 | Burch Smith | Status Change | RHP Burch Smith roster status changed by Pittsburgh Pirates. |
| Jan 13 | Yerry Rodríguez | Status Change | RHP Yerry Rodríguez roster status changed by Pittsburgh Pirates. |
| Jan 13 | Yohan Ramírez | Status Change | RHP Yohan Ramírez roster status changed by Pittsburgh Pirates. |
| Jan 13 | Tanner Rainey | Status Change | RHP Tanner Rainey roster status changed by Pittsburgh Pirates. |
| Jan 13 | Malcom Nuñez | Status Change | 1B Malcom Nuñez roster status changed by Pittsburgh Pirates. |
| Jan 13 | Isaac Mattson | Status Change | RHP Isaac Mattson roster status changed by Pittsburgh Pirates. |
| Jan 13 | Darick Hall | Status Change | 1B Darick Hall roster status changed by Pittsburgh Pirates. |
| Jan 13 | Carson Fulmer | Status Change | RHP Carson Fulmer roster status changed by Pittsburgh Pirates. |
| Jan 11 | DJ Stewart | Status Change | RF DJ Stewart roster status changed by Pittsburgh Pirates. |
| Jan 11 | DJ Stewart | Signed as Free Agent | Pittsburgh Pirates signed free agent RF DJ Stewart to a minor league contract. |
| Jan 10 | Caleb Ferguson | Signed as Free Agent | Pittsburgh Pirates signed free agent LHP Caleb Ferguson. |
| Jan 6 | Burch Smith | Signed as Free Agent | Pittsburgh Pirates signed free agent RHP Burch Smith to a minor league contract. |
| Jan 6 | Bryce Johnson | Signed as Free Agent | Pittsburgh Pirates signed free agent RF Bryce Johnson to a minor league contract. |
| Jan 2 | Abrahan Gutierrez | Signed as Free Agent | Pittsburgh Pirates signed free agent C Abrahan Gutierrez to a minor league contract. |