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CHC · 2026 transactions
Data through 2026-10-03
| Date | Player | Type | Detail |
|---|---|---|---|
| Sep 27 | Gavin Hollowell | Optioned | Chicago Cubs optioned RHP Gavin Hollowell to ACL Cubs. |
| Sep 27 | Braxton Garrett | Recalled | Chicago Cubs recalled LHP Braxton Garrett from Iowa Cubs. |
| Sep 26 | Antoine Kelly | Designated for Assignment | Chicago Cubs designated LHP Antoine Kelly for assignment. |
| Sep 26 | Julian Aguiar | Optioned | Chicago Cubs optioned RHP Julian Aguiar to ACL Cubs. |
| Sep 26 | Julian Aguiar | Claimed Off Waivers | Chicago Cubs claimed RHP Julian Aguiar off waivers from Cincinnati Reds. |
| Sep 25 | Edward Cabrera | Status Change | RHP Edward Cabrera roster status changed by Chicago Cubs. |
| Sep 25 | Gavin Hollowell | Status Change | Chicago Cubs activated RHP Gavin Hollowell from the 15-day injured list. |
| Sep 20 | Riley Martin | Assigned | Chicago Cubs sent LHP Riley Martin on a rehab assignment to Iowa Cubs. |
| Sep 20 | Riley Martin | Assigned | Chicago Cubs sent LHP Riley Martin on a rehab assignment to Iowa Cubs. |
| Sep 18 | BJ Murray Jr. | Optioned | Chicago Cubs optioned 3B BJ Murray Jr. to Iowa Cubs. |
| Sep 18 | Dansby Swanson | Status Change | Chicago Cubs activated SS Dansby Swanson from the 10-day injured list. |
| Sep 12 | Trent Thornton | Status Change | Chicago Cubs placed RHP Trent Thornton on the 15-day injured list. Left ankle sprain. |
| Sep 12 | Edward Cabrera | Status Change | Chicago Cubs activated RHP Edward Cabrera from the 15-day injured list. |
| Sep 5 | Gavin Hollowell | Assigned | Chicago Cubs sent RHP Gavin Hollowell on a rehab assignment to Iowa Cubs. |
| Sep 5 | Gavin Hollowell | Assigned | Chicago Cubs sent RHP Gavin Hollowell on a rehab assignment to Iowa Cubs. |
| Sep 5 | Tyler Ferguson | Optioned | Chicago Cubs optioned RHP Tyler Ferguson to Iowa Cubs. |
| Sep 5 | Javier Assad | Recalled | Chicago Cubs recalled RHP Javier Assad from Iowa Cubs. |
| Sep 2 | Justin Steele | Assigned | Chicago Cubs sent LHP Justin Steele on a rehab assignment to Iowa Cubs. |
| Sep 2 | Justin Steele | Assigned | Chicago Cubs sent LHP Justin Steele on a rehab assignment to Iowa Cubs. |
| Sep 1 | Edward Cabrera | Assigned | Chicago Cubs sent RHP Edward Cabrera on a rehab assignment to Iowa Cubs. |
| Sep 1 | Edward Cabrera | Assigned | Chicago Cubs sent RHP Edward Cabrera on a rehab assignment to Iowa Cubs. |
| Sep 1 | Edward Cabrera | Assigned | Chicago Cubs sent RHP Edward Cabrera on a rehab assignment to Iowa Cubs. |
| Sep 1 | BJ Murray Jr. | Selected | Chicago Cubs selected the contract of 3B BJ Murray Jr. from Iowa Cubs. |
| Sep 1 | Tyler Ferguson | Recalled | Chicago Cubs recalled RHP Tyler Ferguson from Iowa Cubs. |
| Aug 30 | Hoby Milner | Released | Chicago Cubs released LHP Hoby Milner. |
| Aug 29 | Hoby Milner | Designated for Assignment | Chicago Cubs designated LHP Hoby Milner for assignment. |
| Aug 28 | Matt Shaw | Status Change | Chicago Cubs activated RF Matt Shaw from the 10-day injured list. |
| Aug 27 | Kevin Alcántara | Optioned | Chicago Cubs optioned DH Kevin Alcántara to Iowa Cubs. |
| Aug 24 | Austin Wynns | Status Change | C Austin Wynns roster status changed by Chicago Cubs. |
| Aug 24 | Owen Miller | Outrighted | Chicago Cubs sent 2B Owen Miller outright to Iowa Cubs. |
| Aug 21 | Daniel Palencia | Status Change | Chicago Cubs activated RHP Daniel Palencia from the 60-day injured list. |
| Aug 21 | Gabriel Arias | Status Change | Chicago Cubs activated 3B Gabriel Arias. |
| Aug 21 | Owen Miller | Designated for Assignment | Chicago Cubs designated 2B Owen Miller for assignment. |
| Aug 21 | Javier Assad | Optioned | Chicago Cubs optioned RHP Javier Assad to Iowa Cubs. |
| Aug 19 | Matt Shaw | Assigned | Chicago Cubs sent RF Matt Shaw on a rehab assignment to Iowa Cubs. |
| Aug 19 | Phil Maton | Status Change | Chicago Cubs transferred RHP Phil Maton from the 15-day injured list to the 60-day injured list. Right knee tendinitis. |
| Aug 19 | Gabriel Arias | Claimed Off Waivers | Chicago Cubs claimed 3B Gabriel Arias off waivers from New York Mets. |
| Aug 19 | Jackson Cluff | Signed as Free Agent | Chicago Cubs signed free agent SS Jackson Cluff to a minor league contract. |
| Aug 17 | Daniel Palencia | Status Change | Chicago Cubs placed RHP Daniel Palencia on the 60-day injured list. Right elbow inflammation. |
| Aug 17 | James Triantos | Optioned | Chicago Cubs optioned 2B James Triantos to Iowa Cubs. |
| Aug 17 | Edward Cabrera | Status Change | Chicago Cubs placed RHP Edward Cabrera on the 15-day injured list. Right middle finger blister. |
| Aug 17 | Dansby Swanson | Status Change | Chicago Cubs placed SS Dansby Swanson on the 10-day injured list. Left oblique strain. |
| Aug 17 | Owen Miller | Selected | Chicago Cubs selected the contract of 2B Owen Miller from Iowa Cubs. |
| Aug 17 | Javier Assad | Recalled | Chicago Cubs recalled RHP Javier Assad from Iowa Cubs. |
| Aug 17 | Kevin Alcántara | Recalled | Chicago Cubs recalled OF Kevin Alcántara from Iowa Cubs. |
| Aug 16 | Javier Assad | Optioned | Chicago Cubs optioned RHP Javier Assad to Iowa Cubs. |
| Aug 16 | Edward Cabrera | Status Change | Chicago Cubs activated RHP Edward Cabrera from the 15-day injured list. |
| Aug 16 | Daniel Palencia | Assigned | Chicago Cubs sent RHP Daniel Palencia on a rehab assignment to Iowa Cubs. |
| Aug 15 | Shelby Miller | Assigned | Chicago Cubs sent RHP Shelby Miller on a rehab assignment to Iowa Cubs. |
| Aug 15 | Shelby Miller | Assigned | Chicago Cubs sent RHP Shelby Miller on a rehab assignment to Iowa Cubs. |
| Aug 12 | Shelby Miller | Assigned | Chicago Cubs sent RHP Shelby Miller on a rehab assignment to Knoxville Smokies. |
| Aug 11 | Daniel Palencia | Assigned | Chicago Cubs sent RHP Daniel Palencia on a rehab assignment to Knoxville Smokies. |
| Aug 11 | Edward Cabrera | Assigned | Chicago Cubs sent RHP Edward Cabrera on a rehab assignment to Knoxville Smokies. |
| Aug 9 | Ethan Roberts | Optioned | Chicago Cubs optioned RHP Ethan Roberts to Iowa Cubs. |
| Aug 9 | Shelby Miller | Assigned | Chicago Cubs sent RHP Shelby Miller on a rehab assignment to Iowa Cubs. |
| Aug 8 | Braxton Garrett | Optioned | Chicago Cubs optioned LHP Braxton Garrett to Iowa Cubs. |
| Aug 8 | Clay Holmes | Status Change | Chicago Cubs activated RHP Clay Holmes from the 60-day injured list. |
| Aug 7 | Jake Woodford | Outrighted | Chicago Cubs sent RHP Jake Woodford outright to Iowa Cubs. |
| Aug 6 | Andrew Wantz | Signed as Free Agent | Chicago Cubs signed free agent RHP Andrew Wantz to a minor league contract. |
| Aug 6 | Luke Little | Claimed Off Waivers | Kansas City Royals claimed LHP Luke Little off waivers from Chicago Cubs. |
| Aug 6 | Braxton Garrett | Recalled | Chicago Cubs recalled LHP Braxton Garrett from Iowa Cubs. |
| Aug 6 | Tyler Ferguson | Optioned | Chicago Cubs optioned RHP Tyler Ferguson to Iowa Cubs. |
| Aug 5 | Kevin Gausman | Status Change | Chicago Cubs activated RHP Kevin Gausman. |
| Aug 5 | Antoine Kelly | Optioned | Chicago Cubs optioned LHP Antoine Kelly to Iowa Cubs. |
| Aug 5 | Daniel Palencia | Assigned | Chicago Cubs sent RHP Daniel Palencia on a rehab assignment to Iowa Cubs. |
| Aug 4 | Kevin Alcántara | Optioned | Chicago Cubs optioned DH Kevin Alcántara to Iowa Cubs. |
| Aug 4 | Jake Woodford | Designated for Assignment | Chicago Cubs designated RHP Jake Woodford for assignment. |
| Aug 4 | Tyrone Taylor | Status Change | Chicago Cubs activated LF Tyrone Taylor. |
| Aug 4 | Ryan Zeferjahn | Status Change | Chicago Cubs activated RHP Ryan Zeferjahn. |
| Aug 3 | Ryan Zeferjahn | Status Change | RHP Ryan Zeferjahn roster status changed by Chicago Cubs. |
| Aug 3 | Tyrone Taylor | Status Change | LF Tyrone Taylor roster status changed by Chicago Cubs. |
| Aug 3 | Clay Holmes | Status Change | Chicago Cubs placed RHP Clay Holmes on the 60-day injured list. |
| Aug 3 | Ben Brown | Status Change | Chicago Cubs transferred RHP Ben Brown from the 15-day injured list to the 60-day injured list. Neck strain. |
| Aug 3 | Kevin Alcántara | Recalled | Chicago Cubs recalled DH Kevin Alcántara from Iowa Cubs. |
| Aug 3 | Justin Dean | Optioned | Chicago Cubs optioned CF Justin Dean to Iowa Cubs. |
| Aug 3 | Jefferson Rojas | Trade | Chicago Cubs traded SS Jefferson Rojas to New York Mets for RHP Clay Holmes and LF Tyrone Taylor. |
| Aug 3 | Luke Little | Designated for Assignment | Chicago Cubs designated LHP Luke Little for assignment. |
| Aug 3 | Moisés Ballesteros | Trade | Los Angeles Angels traded RHP Ryan Zeferjahn to Chicago Cubs for C Moisés Ballesteros and RHP Mason McGwire. |
| Aug 3 | Jonathon Long | Trade | Miami Marlins traded LHP Braxton Garrett to Chicago Cubs for 3B Jonathon Long and RHP Jace Beck. |
| Aug 2 | Kevin Gausman | Status Change | RHP Kevin Gausman roster status changed by Chicago Cubs. |
| Aug 2 | Kevin Gausman | Trade | Toronto Blue Jays traded RHP Kevin Gausman to Chicago Cubs for CF Brett Bateman and SS Ty Southisene. |
| Aug 2 | — | Trade | Chicago Cubs traded RHP Jameson Taillon and cash to Toronto Blue Jays for Player To Be Named Later. |
| Aug 1 | Andrew Wantz | Outrighted | Chicago Cubs sent RHP Andrew Wantz outright to Iowa Cubs. |
| Jul 31 | Edward Cabrera | Assigned | Chicago Cubs sent RHP Edward Cabrera on a rehab assignment to Iowa Cubs. |
| Jul 31 | Gavin Hollowell | Status Change | Chicago Cubs placed RHP Gavin Hollowell on the 15-day injured list. Right shoulder inflammation. |
| Jul 31 | Antoine Kelly | Recalled | Chicago Cubs recalled LHP Antoine Kelly from Iowa Cubs. |
| Jul 29 | Andrew Wantz | Designated for Assignment | Chicago Cubs designated RHP Andrew Wantz for assignment. |
| Jul 29 | Jake Woodford | Selected | Chicago Cubs selected the contract of RHP Jake Woodford from Iowa Cubs. |
| Jul 29 | Hoby Milner | Assigned | Chicago Cubs sent LHP Hoby Milner on a rehab assignment to Iowa Cubs. |
| Jul 28 | Corey Nunez | Signed as Free Agent | Chicago Cubs signed free agent SS Corey Nunez to a minor league contract. |
| Jul 27 | Jhoander Irigoyen | Signed as Free Agent | Chicago Cubs signed free agent C Jhoander Irigoyen to a minor league contract. |
| Jul 27 | Colin Hynek | Signed as Free Agent | Chicago Cubs signed free agent C Colin Hynek to a minor league contract. |
| Jul 27 | Michael Gupton | Signed as Free Agent | Chicago Cubs signed free agent OF Michael Gupton to a minor league contract. |
| Jul 27 | Blake Bevis | Signed as Free Agent | Chicago Cubs signed free agent 1B Blake Bevis to a minor league contract. |
| Jul 27 | Jameson Taillon | Designated for Assignment | Chicago Cubs designated RHP Jameson Taillon for assignment. |
| Jul 27 | Andrew Wantz | Selected | Chicago Cubs selected the contract of RHP Andrew Wantz from Iowa Cubs. |
| Jul 27 | Luke Guth | Signed | Chicago Cubs signed RHP Luke Guth. |
| Jul 27 | Luke McGrath | Signed | Chicago Cubs signed RHP Luke McGrath. |
| Jul 27 | Emanuel Hernandez | Signed | Chicago Cubs signed C Emanuel Hernandez. |
| Jul 27 | Ariston Veasey | Signed | Chicago Cubs signed RHP Ariston Veasey. |
| Jul 24 | Harrison Feinberg | Signed as Free Agent | Chicago Cubs signed free agent OF Harrison Feinberg to a minor league contract. |
| Jul 24 | Caden Dulin | Signed as Free Agent | Chicago Cubs signed free agent SS Caden Dulin to a minor league contract. |
| Jul 24 | John Alkire II | Signed as Free Agent | Chicago Cubs signed free agent RHP John Alkire II to a minor league contract. |
| Jul 24 | Grant Gray | Signed as Free Agent | Chicago Cubs signed free agent OF Grant Gray to a minor league contract. |
| Jul 24 | Dom Krupinski | Signed as Free Agent | Chicago Cubs signed free agent 2B Dom Krupinski to a minor league contract. |
| Jul 24 | Kevin Alcántara | Optioned | Chicago Cubs optioned DH Kevin Alcántara to Iowa Cubs. |
| Jul 24 | James Triantos | Recalled | Chicago Cubs recalled 2B James Triantos from Iowa Cubs. |
| Jul 23 | Drew Pomeranz | Outrighted | Chicago Cubs sent LHP Drew Pomeranz outright to Iowa Cubs. |
| Jul 23 | Kevin Alcántara | Optioned | Chicago Cubs optioned DH Kevin Alcántara to Iowa Cubs. |
| Jul 21 | Greg Jones | Signed as Free Agent | Chicago Cubs signed free agent LF Greg Jones to a minor league contract. |
| Jul 20 | Phil Maton | Status Change | Chicago Cubs placed RHP Phil Maton on the 15-day injured list. Right knee tendinitis. |
| Jul 20 | Drew Pomeranz | Designated for Assignment | Chicago Cubs designated LHP Drew Pomeranz for assignment. |
| Jul 20 | Jameson Taillon | Status Change | Chicago Cubs activated RHP Jameson Taillon from the 15-day injured list. |
| Jul 20 | Aaron Civale | Status Change | Chicago Cubs activated RHP Aaron Civale. |
| Jul 19 | Ethan Roberts | Assigned | Chicago Cubs sent RHP Ethan Roberts on a rehab assignment to Iowa Cubs. |
| Jul 19 | Ethan Roberts | Assigned | Chicago Cubs sent RHP Ethan Roberts on a rehab assignment to Iowa Cubs. |
| Jul 18 | Aaron Civale | Status Change | RHP Aaron Civale roster status changed by Chicago Cubs. |
| Jul 18 | Jake Woodford | Signed as Free Agent | Chicago Cubs signed free agent RHP Jake Woodford to a minor league contract. |
| Jul 18 | Aiden Moffett | Trade | Athletics traded RHP Aaron Civale to Chicago Cubs for RHP Aiden Moffett. |
| Jul 17 | Lance Williams | Signed | Chicago Cubs signed RHP Lance Williams. |
| Jul 17 | Ashton Pocol | Signed | Chicago Cubs signed RHP Ashton Pocol. |
| Jul 17 | Griffin Naess | Signed | Chicago Cubs signed RHP Griffin Naess. |
| Jul 17 | Isaac Morton | Signed | Chicago Cubs signed RHP Isaac Morton. |
| Jul 17 | Chase Meyer | Signed | Chicago Cubs signed RHP Chase Meyer. |
| Jul 17 | Ryan Marton | Signed | Chicago Cubs signed RHP Ryan Marton. |
| Jul 17 | Brennan Hudson | Signed | Chicago Cubs signed C Brennan Hudson. |
| Jul 17 | Brandon Arvidson | Signed | Chicago Cubs signed LHP Brandon Arvidson. |
| Jul 17 | Dylan Blomker | Signed | Chicago Cubs signed RHP Dylan Blomker. |
| Jul 17 | Myles Bailey | Signed | Chicago Cubs signed 1B Myles Bailey. |
| Jul 17 | Caden Sorrell | Signed | Chicago Cubs signed OF Caden Sorrell. |
| Jul 17 | Luke Alwood | Signed | Chicago Cubs signed RHP Luke Alwood. |
| Jul 17 | Cole Tryba | Signed | Chicago Cubs signed LHP Cole Tryba. |
| Jul 17 | Dylan Marionneaux | Signed | Chicago Cubs signed RHP Dylan Marionneaux. |
| Jul 17 | Carson Jasa | Signed | Chicago Cubs signed RHP Carson Jasa. |
| Jul 17 | Cade Townsend | Signed | Chicago Cubs signed RHP Cade Townsend. |
| Jul 16 | Johasael Solano | Signed as Free Agent | Chicago Cubs signed free agent RHP Johasael Solano to a minor league contract. |
| Jul 16 | Felix Teran | Signed as Free Agent | Chicago Cubs signed free agent RHP Felix Teran to a minor league contract. |
| Jul 16 | Anderson Ramos | Signed as Free Agent | Chicago Cubs signed free agent RHP Anderson Ramos to a minor league contract. |
| Jul 14 | Jake Woodford | Outrighted | Chicago Cubs sent RHP Jake Woodford outright to Iowa Cubs. |
| Jul 11 | Jameson Taillon | Assigned | Chicago Cubs sent RHP Jameson Taillon on a rehab assignment to Iowa Cubs. |
| Jul 11 | Jake Woodford | Designated for Assignment | Chicago Cubs designated RHP Jake Woodford for assignment. |
| Jul 11 | Phil Maton | Status Change | Chicago Cubs activated RHP Phil Maton from the 15-day injured list. |
| Jul 8 | Josh Fleming | Signed | Chicago Cubs signed LHP Josh Fleming. |
| Jul 8 | Phil Maton | Assigned | Chicago Cubs sent RHP Phil Maton on a rehab assignment to Iowa Cubs. |
| Jul 7 | Josnel Bazardo | Signed as Free Agent | Chicago Cubs signed free agent RHP Josnel Bazardo to a minor league contract. |
| Jul 7 | Bryse Wilson | Outrighted | Chicago Cubs sent RHP Bryse Wilson outright to Iowa Cubs. |
| Jul 6 | Chas McCormick | Signed as Free Agent | Chicago Cubs signed free agent LF Chas McCormick to a minor league contract. |
| Jul 5 | Jameson Taillon | Assigned | Chicago Cubs sent RHP Jameson Taillon on a rehab assignment to South Bend Cubs. |
| Jul 5 | Jameson Taillon | Assigned | Chicago Cubs sent RHP Jameson Taillon on a rehab assignment to South Bend Cubs. |
| Jul 4 | Jake Woodford | Signed as Free Agent | Chicago Cubs signed free agent RHP Jake Woodford. |
| Jul 4 | Bryse Wilson | Designated for Assignment | Chicago Cubs designated RHP Bryse Wilson for assignment. |
| Jul 3 | Drew Pomeranz | Selected | Chicago Cubs selected the contract of LHP Drew Pomeranz from Iowa Cubs. |
| Jul 2 | Jacob Wallace | Signed as Free Agent | Chicago Cubs signed free agent RHP Jacob Wallace to a minor league contract. |
| Jul 2 | Jordan Wicks | Optioned | Chicago Cubs optioned LHP Jordan Wicks to Iowa Cubs. |
| Jul 2 | Yananyer Luis Abreu | Signed as Free Agent | Chicago Cubs signed free agent SS Luis Abreu to a minor league contract. |
| Jul 1 | Michael Hallquist | Acquired | Chicago Cubs acquired 3B Michael Hallquist from the Milwaukee Milkmen of the American Association. |
| Jul 1 | Christian Roa | Declared Free Agency | RHP Christian Roa elected free agency. |
| Jul 1 | Eduarniel Núñez | Outrighted | Chicago Cubs sent RHP Eduarniel Núñez outright to Iowa Cubs. |
| Jun 30 | Vince Velasquez | Outrighted | Chicago Cubs sent RHP Vince Velasquez outright to Iowa Cubs. |
| Jun 29 | Matt Shaw | Status Change | Chicago Cubs placed RF Matt Shaw on the 10-day injured list. left-hand sprain. |
| Jun 29 | Ethan Roberts | Status Change | Chicago Cubs placed RHP Ethan Roberts on the 15-day injured list. right forearm inflammation. |
| Jun 29 | Gavin Hollowell | Recalled | Chicago Cubs recalled RHP Gavin Hollowell from Iowa Cubs. |
| Jun 29 | Kevin Alcántara | Recalled | Chicago Cubs recalled DH Kevin Alcántara from Iowa Cubs. |
| Jun 28 | Yosver Zulueta | Claimed Off Waivers | Baltimore Orioles claimed RHP Yosver Zulueta off waivers from Chicago Cubs. |
| Jun 28 | Vince Velasquez | Designated for Assignment | Chicago Cubs designated RHP Vince Velasquez for assignment. |
| Jun 28 | Jordan Wicks | Recalled | Chicago Cubs recalled LHP Jordan Wicks from Iowa Cubs. |
| Jun 27 | Tyler Ferguson | Recalled | Chicago Cubs recalled RHP Tyler Ferguson from Iowa Cubs. |
| Jun 27 | Jayden Murray | Optioned | Chicago Cubs optioned RHP Jayden Murray to Iowa Cubs. |
| Jun 27 | Hoby Milner | Status Change | Chicago Cubs placed LHP Hoby Milner on the 15-day injured list retroactive to June 26, 2026. Appendicitis. |
| Jun 26 | Phil Maton | Status Change | Chicago Cubs placed RHP Phil Maton on the 15-day injured list. Right knee tendinitis. |
| Jun 26 | David Peterson | Status Change | Chicago Cubs activated LHP David Peterson. |
| Jun 25 | Tyler Ferguson | Optioned | Chicago Cubs optioned RHP Tyler Ferguson to Iowa Cubs. |
| Jun 25 | Matthew Boyd | Status Change | Chicago Cubs activated LHP Matthew Boyd from the 15-day injured list. |
| Jun 25 | Gavin Hollowell | Optioned | Chicago Cubs optioned RHP Gavin Hollowell to Iowa Cubs. |
| Jun 25 | Yosver Zulueta | Designated for Assignment | Chicago Cubs designated RHP Yosver Zulueta for assignment. |
| Jun 25 | Cole Mathis | Trade | New York Mets traded LHP David Peterson to Chicago Cubs for 3B Cole Mathis. |
| Jun 24 | Luis Peralta | Outrighted | Chicago Cubs sent LHP Luis Peralta outright to Iowa Cubs. |
| Jun 24 | Bryse Wilson | Claimed Off Waivers | Chicago Cubs claimed RHP Bryse Wilson off waivers from Philadelphia Phillies. |
| Jun 24 | Christian Roa | Designated for Assignment | Chicago Cubs designated RHP Christian Roa for assignment. |
| Jun 24 | Eduarniel Núñez | Designated for Assignment | Chicago Cubs designated RHP Eduarniel Núñez for assignment. |
| Jun 24 | Ben Brown | Status Change | Chicago Cubs placed RHP Ben Brown on the 15-day injured list retroactive to June 21, 2026. Neck strain. |
| Jun 24 | Edward Cabrera | Status Change | Chicago Cubs placed RHP Edward Cabrera on the 15-day injured list. Left hamstring strain. |
| Jun 24 | Tyler Ferguson | Recalled | Chicago Cubs recalled RHP Tyler Ferguson from Iowa Cubs. |
| Jun 24 | Vince Velasquez | Selected | Chicago Cubs selected the contract of RHP Vince Velasquez from Iowa Cubs. |
| Jun 24 | Gavin Hollowell | Recalled | Chicago Cubs recalled RHP Gavin Hollowell from Iowa Cubs. |
| Jun 23 | Jayden Murray | Status Change | Chicago Cubs activated RHP Jayden Murray. |
| Jun 23 | Gavin Hollowell | Optioned | Chicago Cubs optioned RHP Gavin Hollowell to Iowa Cubs. |
| Jun 22 | Drew Pomeranz | Signed as Free Agent | Chicago Cubs signed free agent LHP Drew Pomeranz to a minor league contract. |
| Jun 22 | Jhon Cabral | Signed as Free Agent | Chicago Cubs signed free agent RHP Jhon Cabral to a minor league contract. |
| Jun 20 | Matthew Boyd | Assigned | Chicago Cubs sent LHP Matthew Boyd on a rehab assignment to South Bend Cubs. |
| Jun 20 | Luis Peralta | Designated for Assignment | Chicago Cubs designated LHP Luis Peralta for assignment. |
| Jun 20 | Jayden Murray | Trade | Houston Astros traded RHP Jayden Murray to Chicago Cubs for 1B Cameron Sisneros. |
| Jun 20 | Matthew Boyd | Assigned | Chicago Cubs sent LHP Matthew Boyd on a rehab assignment to South Bend Cubs. |
| Jun 19 | Justin Dean | Recalled | Chicago Cubs recalled CF Justin Dean from Iowa Cubs. |
| Jun 18 | Moisés Ballesteros | Optioned | Chicago Cubs optioned DH Moisés Ballesteros to Iowa Cubs. |
| Jun 17 | Doug Nikhazy | Outrighted | Chicago Cubs sent LHP Doug Nikhazy outright to Iowa Cubs. |
| Jun 16 | Daniel Palencia | Status Change | Chicago Cubs placed RHP Daniel Palencia on the 15-day injured list. Right elbow inflammation. |
| Jun 16 | Gavin Hollowell | Recalled | Chicago Cubs recalled RHP Gavin Hollowell from Iowa Cubs. |
| Jun 15 | Doug Nikhazy | Designated for Assignment | Chicago Cubs designated LHP Doug Nikhazy for assignment. |
| Jun 15 | Yosver Zulueta | Optioned | Chicago Cubs optioned RHP Yosver Zulueta to Iowa Cubs. |
| Jun 15 | Yosver Zulueta | Trade | Seattle Mariners traded RHP Yosver Zulueta to Chicago Cubs for cash. |
| Jun 12 | Tyler Ferguson | Optioned | Chicago Cubs optioned RHP Tyler Ferguson to Iowa Cubs. |
| Jun 12 | Trent Thornton | Status Change | Chicago Cubs activated RHP Trent Thornton from the paternity list. |
| Jun 9 | Jameson Taillon | Status Change | Chicago Cubs placed RHP Jameson Taillon on the 15-day injured list retroactive to June 8, 2026. Strained left hamstring. |
| Jun 9 | Tyler Ferguson | Recalled | Chicago Cubs recalled RHP Tyler Ferguson from Iowa Cubs. |
| Jun 9 | Trent Thornton | Status Change | Chicago Cubs placed RHP Trent Thornton on the paternity list. |
| Jun 9 | Kevin Alcántara | Optioned | Chicago Cubs optioned DH Kevin Alcántara to Iowa Cubs. |
| Jun 9 | Ethan Roberts | Recalled | Chicago Cubs recalled RHP Ethan Roberts from Iowa Cubs. |
| Jun 9 | Matt Shaw | Status Change | Chicago Cubs activated RF Matt Shaw from the 10-day injured list. |
| Jun 8 | Antoine Kelly | Selected | Chicago Cubs selected the contract of LHP Antoine Kelly from Iowa Cubs. |
| Jun 8 | Eduarniel Núñez | Claimed Off Waivers | Chicago Cubs claimed RHP Eduarniel Núñez off waivers from Baltimore Orioles. |
| Jun 7 | Antoine Kelly | Trade | Los Angeles Dodgers traded LHP Antoine Kelly to Chicago Cubs for cash. |
| Jun 6 | Andrew Wantz | Signed as Free Agent | Chicago Cubs signed free agent RHP Andrew Wantz to a minor league contract. |
| Jun 6 | Ethan Roberts | Optioned | Chicago Cubs optioned RHP Ethan Roberts to Iowa Cubs. |
| Jun 6 | Javier Assad | Recalled | Chicago Cubs recalled RHP Javier Assad from Iowa Cubs. |
| Jun 5 | Tyler Ferguson | Optioned | Chicago Cubs optioned RHP Tyler Ferguson to Iowa Cubs. |
| Jun 5 | Edward Cabrera | Status Change | Chicago Cubs activated RHP Edward Cabrera from the 15-day injured list. |
| Jun 2 | Matt Shaw | Assigned | Chicago Cubs sent RF Matt Shaw on a rehab assignment to Iowa Cubs. |
| Jun 2 | Jordan Wicks | Optioned | Chicago Cubs optioned LHP Jordan Wicks to Iowa Cubs. |
| Jun 2 | Tyler Ferguson | Recalled | Chicago Cubs recalled RHP Tyler Ferguson from Iowa Cubs. |
| Jun 1 | Aaron Bummer | Signed as Free Agent | Chicago Cubs signed free agent LHP Aaron Bummer to a minor league contract. |
| May 31 | Matthew Boyd | Assigned | Chicago Cubs sent LHP Matthew Boyd on a rehab assignment to Iowa Cubs. |
| May 31 | Matthew Boyd | Assigned | Chicago Cubs sent LHP Matthew Boyd on a rehab assignment to Iowa Cubs. |
| May 31 | Kippei Mikawa | Signed as Free Agent | Chicago Cubs signed free agent RHP Kippei Mikawa to a minor league contract. |
| May 31 | Matthew Boyd | Assigned | Chicago Cubs sent LHP Matthew Boyd on a rehab assignment to Iowa Cubs. |
| May 27 | Ty Blach | Signed as Free Agent | Chicago Cubs signed free agent LHP Ty Blach to a minor league contract. |
| May 25 | Nicky Lopez | Outrighted | Chicago Cubs sent 2B Nicky Lopez outright to Iowa Cubs. |
| May 24 | Edward Cabrera | Status Change | Chicago Cubs placed RHP Edward Cabrera on the 15-day injured list retroactive to May 21, 2026. Right middle-finger blister. |
| May 24 | Jordan Wicks | Recalled | Chicago Cubs recalled LHP Jordan Wicks from Iowa Cubs. |
| May 23 | Nicky Lopez | Designated for Assignment | Chicago Cubs designated 2B Nicky Lopez for assignment. |
| May 23 | Kevin Alcántara | Recalled | Chicago Cubs recalled RF Kevin Alcántara from Iowa Cubs. |
| May 22 | Ty Blach | Outrighted | Chicago Cubs sent LHP Ty Blach outright to Iowa Cubs. |
| May 22 | Pedro Ramírez | Recalled | Chicago Cubs recalled 2B Pedro Ramírez from Iowa Cubs. |
| May 22 | Matt Shaw | Status Change | Chicago Cubs placed RF Matt Shaw on the 10-day injured list retroactive to May 20, 2026. Mid-back tightness. |
| May 19 | Caleb Thielbar | Status Change | Chicago Cubs activated LHP Caleb Thielbar from the 15-day injured list. |
| May 19 | Ty Blach | Designated for Assignment | Chicago Cubs designated LHP Ty Blach for assignment. |
| May 18 | Alvin De Leon | Signed as Free Agent | Chicago Cubs signed free agent RHP Alvin De Leon to a minor league contract. |
| May 18 | Daniel Bastardo | Signed as Free Agent | Chicago Cubs signed free agent C Daniel Bastardo to a minor league contract. |
| May 17 | Riley Martin | Status Change | Chicago Cubs transferred LHP Riley Martin from the 15-day injured list to the 60-day injured list. Left elbow inflammation. |
| May 17 | Christian Roa | Optioned | Chicago Cubs optioned RHP Christian Roa to Iowa Cubs. |
| May 17 | Christian Roa | Claimed Off Waivers | Chicago Cubs claimed RHP Christian Roa off waivers from Baltimore Orioles. |
| May 17 | Hunter Harvey | Status Change | Chicago Cubs transferred RHP Hunter Harvey from the 15-day injured list to the 60-day injured list. Right triceps inflammation. |
| May 17 | Ty Blach | Selected | Chicago Cubs selected the contract of LHP Ty Blach from Iowa Cubs. |
| May 17 | Javier Assad | Optioned | Chicago Cubs optioned RHP Javier Assad to Iowa Cubs. |
| May 16 | Caleb Thielbar | Assigned | Chicago Cubs sent LHP Caleb Thielbar on a rehab assignment to South Bend Cubs. |
| May 16 | Liam Hendriks | Signed as Free Agent | Chicago Cubs signed free agent RHP Liam Hendriks to a minor league contract. |
| May 16 | Caleb Thielbar | Assigned | Chicago Cubs sent LHP Caleb Thielbar on a rehab assignment to South Bend Cubs. |
| May 15 | Jordan Wicks | Optioned | Chicago Cubs optioned LHP Jordan Wicks to Iowa Cubs. |
| May 15 | Jordan Wicks | Status Change | Chicago Cubs activated LHP Jordan Wicks from the 15-day injured list. |
| May 11 | Yacksel Ríos | Signed as Free Agent | Chicago Cubs signed free agent RHP Yacksel Ríos to a minor league contract. |
| May 10 | Corbin Martin | Outrighted | Chicago Cubs sent RHP Corbin Martin outright to Iowa Cubs. |
| May 9 | Charlie Barnes | Claimed Off Waivers | Los Angeles Dodgers claimed LHP Charlie Barnes off waivers from Chicago Cubs. |
| May 8 | Gavin Hollowell | Optioned | Chicago Cubs optioned RHP Gavin Hollowell to Iowa Cubs. |
| May 8 | Ethan Roberts | Status Change | Chicago Cubs activated RHP Ethan Roberts from the 15-day injured list. |
| May 7 | Tyler Ferguson | Optioned | Chicago Cubs optioned RHP Tyler Ferguson to Iowa Cubs. |
| May 7 | Tyler Ferguson | Trade | Athletics traded RHP Tyler Ferguson to Chicago Cubs. |
| May 7 | Gavin Hollowell | Recalled | Chicago Cubs recalled RHP Gavin Hollowell from Iowa Cubs. |
| May 7 | Corbin Martin | Designated for Assignment | Chicago Cubs designated RHP Corbin Martin for assignment. |
| May 6 | Yacksel Ríos | Outrighted | Chicago Cubs sent RHP Yacksel Ríos outright to Iowa Cubs. |
| May 6 | Matthew Boyd | Status Change | Chicago Cubs placed LHP Matthew Boyd on the 15-day injured list retroactive to May 4, 2026. Left meniscus injury. |
| May 6 | Trent Thornton | Selected | Chicago Cubs selected the contract of RHP Trent Thornton from Iowa Cubs. |
| May 6 | Charlie Barnes | Designated for Assignment | Chicago Cubs designated LHP Charlie Barnes for assignment. |
| May 4 | Vince Velasquez | Signed as Free Agent | Chicago Cubs signed free agent RHP Vince Velasquez to a minor league contract. |
| May 3 | Ben Cowles | Outrighted | Chicago Cubs sent 3B Ben Cowles outright to Iowa Cubs. |
| May 3 | Luis Peralta | Optioned | Chicago Cubs optioned LHP Luis Peralta to Iowa Cubs. |
| May 3 | Luis Peralta | Claimed Off Waivers | Chicago Cubs claimed LHP Luis Peralta off waivers from St. Louis Cardinals. |
| May 3 | Yacksel Ríos | Designated for Assignment | Chicago Cubs designated RHP Yacksel Ríos for assignment. |
| May 3 | Daniel Palencia | Status Change | Chicago Cubs activated RHP Daniel Palencia. |
| May 1 | Daniel Palencia | Assigned | Chicago Cubs sent RHP Daniel Palencia on a rehab assignment to Iowa Cubs. |
| Apr 28 | Vince Velasquez | Outrighted | Chicago Cubs sent RHP Vince Velasquez outright to Iowa Cubs. |
| Apr 28 | Ben Cowles | Designated for Assignment | Chicago Cubs designated 3B Ben Cowles for assignment. |
| Apr 28 | Doug Nikhazy | Optioned | Chicago Cubs optioned LHP Doug Nikhazy to Iowa Cubs. |
| Apr 28 | Doug Nikhazy | Claimed Off Waivers | Chicago Cubs claimed LHP Doug Nikhazy off waivers from Chicago White Sox. |
| Apr 27 | Charlie Barnes | Optioned | Chicago Cubs optioned LHP Charlie Barnes to Iowa Cubs. |
| Apr 27 | Phil Maton | Status Change | Chicago Cubs activated RHP Phil Maton from the 15-day injured list. |
| Apr 27 | Scott Kingery | Outrighted | Chicago Cubs sent SS Scott Kingery outright to Iowa Cubs. |
| Apr 26 | Vince Velasquez | Designated for Assignment | Chicago Cubs designated RHP Vince Velasquez for assignment. |
| Apr 26 | Riley Martin | Status Change | Chicago Cubs placed LHP Riley Martin on the 15-day injured list retroactive to April 24, 2026. Left elbow inflammation. |
| Apr 26 | Yacksel Ríos | Selected | Chicago Cubs selected the contract of RHP Yacksel Ríos from Iowa Cubs. |
| Apr 26 | Charlie Barnes | Recalled | Chicago Cubs recalled LHP Charlie Barnes from Iowa Cubs. |
| Apr 25 | Ethan Roberts | Assigned | Chicago Cubs sent RHP Ethan Roberts on a rehab assignment to Iowa Cubs. |
| Apr 25 | Ethan Roberts | Assigned | Chicago Cubs sent RHP Ethan Roberts on a rehab assignment to Iowa Cubs. |
| Apr 24 | Caleb Thielbar | Status Change | Chicago Cubs placed LHP Caleb Thielbar on the 15-day injured list. Left hamstring strain. |
| Apr 24 | Porter Hodge | Status Change | Chicago Cubs transferred RHP Porter Hodge from the 15-day injured list to the 60-day injured list. Right elbow strain. |
| Apr 24 | Scott Kingery | Designated for Assignment | Chicago Cubs designated 2B Scott Kingery for assignment. |
| Apr 24 | Vince Velasquez | Selected | Chicago Cubs selected the contract of RHP Vince Velasquez from Iowa Cubs. |
| Apr 24 | Nicky Lopez | Selected | Chicago Cubs selected the contract of 3B Nicky Lopez from Iowa Cubs. |
| Apr 24 | Phil Maton | Assigned | Chicago Cubs sent RHP Phil Maton on a rehab assignment to Iowa Cubs. |
| Apr 24 | Scott Kingery | Optioned | Chicago Cubs optioned 2B Scott Kingery to Iowa Cubs. |
| Apr 23 | Nicky Lopez | Trade | Colorado Rockies traded 3B Nicky Lopez to Chicago Cubs for cash. |
| Apr 22 | Matthew Boyd | Status Change | Chicago Cubs activated LHP Matthew Boyd from the 15-day injured list. |
| Apr 22 | Luke Little | Optioned | Chicago Cubs optioned LHP Luke Little to Iowa Cubs. |
| Apr 18 | Jordan Wicks | Assigned | Chicago Cubs sent LHP Jordan Wicks on a rehab assignment to Iowa Cubs. |
| Apr 18 | Dylan Carlson | Signed as Free Agent | Chicago Cubs signed free agent LF Dylan Carlson to a minor league contract. |
| Apr 18 | Jordan Wicks | Assigned | Chicago Cubs sent LHP Jordan Wicks on a rehab assignment to Iowa Cubs. |
| Apr 18 | Cade Horton | Status Change | Chicago Cubs transferred RHP Cade Horton from the 15-day injured list to the 60-day injured list. Right forearm strain. |
| Apr 18 | Corbin Martin | Selected | Chicago Cubs selected the contract of RHP Corbin Martin from Iowa Cubs. |
| Apr 17 | Daniel Palencia | Status Change | Chicago Cubs placed RHP Daniel Palencia on the 15-day injured list retroactive to April 14, 2026. Left oblique strain. |
| Apr 16 | Moisés Ballesteros | Status Change | Chicago Cubs activated DH Moisés Ballesteros. |
| Apr 16 | Matthew Boyd | Assigned | Chicago Cubs sent LHP Matthew Boyd on a rehab assignment to Iowa Cubs. |
| Apr 16 | Matthew Boyd | Assigned | Chicago Cubs sent LHP Matthew Boyd on a rehab assignment to Iowa Cubs. |
| Apr 16 | Miguel Amaya | Number Change | C Miguel Amaya changed number to 9. |
| Apr 16 | Moisés Ballesteros | Number Change | C Moisés Ballesteros changed number to 25. |
| Apr 16 | Javier Assad | Number Change | RHP Javier Assad changed number to 72. |
| Apr 16 | Alex Bregman | Number Change | 3B Alex Bregman changed number to 3. |
| Apr 16 | Ben Brown | Number Change | RHP Ben Brown changed number to 32. |
| Apr 16 | Edward Cabrera | Number Change | RHP Edward Cabrera changed number to 30. |
| Apr 16 | Michael Busch | Number Change | 1B Michael Busch changed number to 29. |
| Apr 16 | Nico Hoerner | Number Change | 2B Nico Hoerner changed number to 2. |
| Apr 16 | Ian Happ | Number Change | LF Ian Happ changed number to 8. |
| Apr 16 | Shota Imanaga | Number Change | LHP Shota Imanaga changed number to 18. |
| Apr 16 | Michael Conforto | Number Change | LF Michael Conforto changed number to 20. |
| Apr 16 | Pete Crow-Armstrong | Number Change | CF Pete Crow-Armstrong changed number to 4. |
| Apr 16 | Scott Kingery | Number Change | 2B Scott Kingery changed number to 12. |
| Apr 16 | Luke Little | Number Change | LHP Luke Little changed number to 43. |
| Apr 16 | Carson Kelly | Number Change | C Carson Kelly changed number to 15. |
| Apr 16 | Riley Martin | Number Change | LHP Riley Martin changed number to 51. |
| Apr 16 | Colin Rea | Number Change | RHP Colin Rea changed number to 53. |
| Apr 16 | Hoby Milner | Number Change | LHP Hoby Milner changed number to 41. |
| Apr 16 | Ryan Rolison | Number Change | LHP Ryan Rolison changed number to 33. |
| Apr 16 | Matt Shaw | Number Change | 3B Matt Shaw changed number to 6. |
| Apr 16 | Daniel Palencia | Number Change | RHP Daniel Palencia changed number to 48. |
| Apr 16 | Dansby Swanson | Number Change | SS Dansby Swanson changed number to 7. |
| Apr 16 | Caleb Thielbar | Number Change | LHP Caleb Thielbar changed number to 24. |
| Apr 16 | Jameson Taillon | Number Change | RHP Jameson Taillon changed number to 50. |
| Apr 16 | Seiya Suzuki | Number Change | RF Seiya Suzuki changed number to 27. |
| Apr 16 | Jacob Webb | Number Change | RHP Jacob Webb changed number to 71. |
| Apr 15 | Carson Kelly | Number Change | C Carson Kelly changed number to 42. |
| Apr 15 | Nico Hoerner | Number Change | 2B Nico Hoerner changed number to 42. |
| Apr 15 | Hoby Milner | Number Change | LHP Hoby Milner changed number to 42. |
| Apr 15 | Seiya Suzuki | Number Change | RF Seiya Suzuki changed number to 42. |
| Apr 15 | Shota Imanaga | Number Change | LHP Shota Imanaga changed number to 42. |
| Apr 15 | Caleb Thielbar | Number Change | LHP Caleb Thielbar changed number to 42. |
| Apr 15 | Jameson Taillon | Number Change | RHP Jameson Taillon changed number to 42. |
| Apr 15 | Pete Crow-Armstrong | Number Change | CF Pete Crow-Armstrong changed number to 42. |
| Apr 15 | Moisés Ballesteros | Number Change | C Moisés Ballesteros changed number to 42. |
| Apr 15 | Riley Martin | Number Change | LHP Riley Martin changed number to 42. |
| Apr 15 | Scott Kingery | Number Change | 2B Scott Kingery changed number to 42. |
| Apr 15 | Daniel Palencia | Number Change | RHP Daniel Palencia changed number to 42. |
| Apr 15 | Michael Busch | Number Change | 1B Michael Busch changed number to 42. |
| Apr 15 | Edward Cabrera | Number Change | RHP Edward Cabrera changed number to 42. |
| Apr 15 | Ben Brown | Number Change | RHP Ben Brown changed number to 42. |
| Apr 15 | Dansby Swanson | Number Change | SS Dansby Swanson changed number to 42. |
| Apr 15 | Ryan Rolison | Number Change | LHP Ryan Rolison changed number to 42. |
| Apr 15 | Michael Conforto | Number Change | LF Michael Conforto changed number to 42. |
| Apr 15 | Ian Happ | Number Change | LF Ian Happ changed number to 42. |
| Apr 15 | Miguel Amaya | Number Change | C Miguel Amaya changed number to 42. |
| Apr 15 | Colin Rea | Number Change | RHP Colin Rea changed number to 42. |
| Apr 15 | Alex Bregman | Number Change | 3B Alex Bregman changed number to 42. |
| Apr 15 | Javier Assad | Number Change | RHP Javier Assad changed number to 42. |
| Apr 15 | Matt Shaw | Number Change | 3B Matt Shaw changed number to 42. |
| Apr 15 | Luke Little | Number Change | LHP Luke Little changed number to 42. |
| Apr 15 | Jacob Webb | Number Change | RHP Jacob Webb changed number to 42. |
| Apr 14 | Paul Campbell | Signed as Free Agent | Chicago Cubs signed free agent RHP Paul Campbell to a minor league contract. |
| Apr 14 | Ryan Rolison | Recalled | Chicago Cubs recalled LHP Ryan Rolison from Iowa Cubs. |
| Apr 14 | Luke Little | Recalled | Chicago Cubs recalled LHP Luke Little from Iowa Cubs. |
| Apr 14 | Charlie Barnes | Optioned | Chicago Cubs optioned LHP Charlie Barnes to Iowa Cubs. |
| Apr 14 | Ethan Roberts | Status Change | Chicago Cubs placed RHP Ethan Roberts on the 15-day injured list retroactive to April 13, 2026. Right middle finger laceration. |
| Apr 13 | Stharling De Los Santos | Signed as Free Agent | Chicago Cubs signed free agent SS Stharling De Los Santos to a minor league contract. |
| Apr 13 | MLB Player 840114 | Signed as Free Agent | Chicago Cubs signed free agent OF Stharling De Los Santos to a minor league contract. |
| Apr 12 | Dylan Carlson | Outrighted | Chicago Cubs sent LF Dylan Carlson outright to Iowa Cubs. |
| Apr 12 | Hunter Harvey | Status Change | Chicago Cubs placed RHP Hunter Harvey on the 15-day injured list retroactive to April 9, 2026. Right triceps inflammation. |
| Apr 12 | Charlie Barnes | Selected | Chicago Cubs selected the contract of LHP Charlie Barnes from Iowa Cubs. |
| Apr 10 | Phil Maton | Status Change | Chicago Cubs placed RHP Phil Maton on the 15-day injured list retroactive to April 8, 2026. Right knee tendinitis. |
| Apr 10 | Ethan Roberts | Recalled | Chicago Cubs recalled RHP Ethan Roberts from Iowa Cubs. |
| Apr 10 | Dylan Carlson | Designated for Assignment | Chicago Cubs designated LF Dylan Carlson for assignment. |
| Apr 10 | Seiya Suzuki | Status Change | Chicago Cubs activated RF Seiya Suzuki from the 10-day injured list. |
| Apr 7 | Tyler Beede | Signed as Free Agent | Chicago Cubs signed free agent RHP Tyler Beede to a minor league contract. |
| Apr 6 | Matthew Boyd | Status Change | Chicago Cubs placed LHP Matthew Boyd on the 15-day injured list retroactive to April 3, 2026. Left biceps strain. |
| Apr 6 | Javier Assad | Recalled | Chicago Cubs recalled RHP Javier Assad from Iowa Cubs. |
| Apr 6 | Ethan Roberts | Returned | RHP Ethan Roberts returned to Iowa Cubs from Chicago Cubs. |
| Apr 5 | Cade Horton | Status Change | Chicago Cubs placed RHP Cade Horton on the 15-day injured list retroactive to April 4, 2026. Right forearm strain. |
| Apr 5 | Riley Martin | Recalled | Chicago Cubs recalled LHP Riley Martin from Iowa Cubs. |
| Apr 5 | Ethan Roberts | Recalled | Chicago Cubs recalled RHP Ethan Roberts from Iowa Cubs. |
| Apr 3 | Seiya Suzuki | Assigned | Chicago Cubs sent RF Seiya Suzuki on a rehab assignment to Knoxville Smokies. |
| Apr 3 | Seiya Suzuki | Assigned | Chicago Cubs sent RF Seiya Suzuki on a rehab assignment to Knoxville Smokies. |
| Apr 2 | Naikys Piedra | Signed as Free Agent | Chicago Cubs signed free agent RHP Naikys Piedra to a minor league contract. |
| Mar 28 | Jack Neely | Outrighted | Chicago Cubs sent RHP Jack Neely outright to Iowa Cubs. |
| Mar 25 | Michael Conforto | Selected | Chicago Cubs selected the contract of LF Michael Conforto from Iowa Cubs. |
| Mar 25 | Scott Kingery | Selected | Chicago Cubs selected the contract of 2B Scott Kingery from Iowa Cubs. |
| Mar 25 | Jack Neely | Designated for Assignment | Chicago Cubs designated RHP Jack Neely for assignment. |
| Mar 25 | Justin Steele | Status Change | Chicago Cubs placed LHP Justin Steele on the 60-day injured list. Left elbow injury. |
| Mar 25 | Jordan Wicks | Status Change | Chicago Cubs placed LHP Jordan Wicks on the 15-day injured list retroactive to March 22, 2026. Left elbow inflammation. |
| Mar 25 | Porter Hodge | Status Change | Chicago Cubs placed RHP Porter Hodge on the 15-day injured list retroactive to March 22, 2026. Right elbow strain. |
| Mar 25 | Seiya Suzuki | Status Change | Chicago Cubs placed RF Seiya Suzuki on the 10-day injured list retroactive to March 22, 2026. Right knee sprain. |
| Mar 24 | Tyler Austin | Status Change | Chicago Cubs placed 1B Tyler Austin on the 60-day injured list. Right knee surgery. |
| Mar 24 | Dylan Carlson | Selected | Chicago Cubs selected the contract of LF Dylan Carlson from Iowa Cubs. |
| Mar 23 | Kevin Alcántara | Optioned | Chicago Cubs optioned RF Kevin Alcántara to Iowa Cubs. |
| Mar 23 | Javier Assad | Optioned | Chicago Cubs optioned RHP Javier Assad to Iowa Cubs. |
| Mar 23 | Freiker Betencourt | Assigned | OF Freiker Betencourt assigned to Chicago Cubs. |
| Mar 22 | Ethan Bell | Assigned | RHP Ethan Bell assigned to Chicago Cubs. |
| Mar 22 | Jake Knapp | Assigned | RHP Jake Knapp assigned to Chicago Cubs. |
| Mar 20 | Juan Cabada | Assigned | 2B Juan Cabada assigned to Chicago Cubs. |
| Mar 20 | Juan Tomas | Assigned | SS Juan Tomas assigned to Chicago Cubs. |
| Mar 20 | Cole Mathis | Assigned | 1B Cole Mathis assigned to Chicago Cubs. |
| Mar 20 | Justin Stransky | Assigned | C Justin Stransky assigned to Chicago Cubs. |
| Mar 20 | Ethan Roberts | Optioned | Chicago Cubs optioned RHP Ethan Roberts to Iowa Cubs. |
| Mar 20 | Gavin Hollowell | Optioned | Chicago Cubs optioned RHP Gavin Hollowell to Iowa Cubs. |
| Mar 19 | Dylan Lozada | Signed as Free Agent | Chicago Cubs signed free agent RHP Dylan Lozada to a minor league contract. |
| Mar 18 | Eli Lovich | Assigned | OF Eli Lovich assigned to Chicago Cubs. |
| Mar 17 | Michael Carico | Assigned | C Michael Carico assigned to Chicago Cubs. |
| Mar 16 | Jan Luis Reyes | Assigned | OF Jan Luis Reyes assigned to Chicago Cubs. |
| Mar 16 | Logan Poteet | Assigned | C Logan Poteet assigned to Chicago Cubs. |
| Mar 15 | Cesar Lugo | Assigned | OF Cesar Lugo assigned to Chicago Cubs. |
| Mar 12 | Jose Escobar | Assigned | SS Jose Escobar assigned to Chicago Cubs. |
| Mar 12 | Justin Dean | Optioned | Chicago Cubs optioned CF Justin Dean to Iowa Cubs. |
| Mar 12 | Luke Little | Optioned | Chicago Cubs optioned LHP Luke Little to Iowa Cubs. |
| Mar 12 | Ryan Rolison | Optioned | Chicago Cubs optioned LHP Ryan Rolison to Iowa Cubs. |
| Mar 8 | Pedro Ramírez | Optioned | Chicago Cubs optioned 2B Pedro Ramirez to Knoxville Smokies. |
| Mar 8 | James Triantos | Optioned | Chicago Cubs optioned 2B James Triantos to Iowa Cubs. |
| Mar 8 | Ben Cowles | Optioned | Chicago Cubs optioned 3B Ben Cowles to Iowa Cubs. |
| Mar 8 | Jack Neely | Optioned | Chicago Cubs optioned RHP Jack Neely to Iowa Cubs. |
| Mar 8 | Riley Martin | Optioned | Chicago Cubs optioned LHP Riley Martin to Iowa Cubs. |
| Mar 8 | Brooks Caple | Assigned | RHP Brooks Caple assigned to Chicago Cubs. |
| Mar 8 | Leonel Vivas | Assigned | SS Leonel Vivas assigned to Chicago Cubs. |
| Mar 7 | James Triantos | Status Change | Chicago Cubs reassigned 2B James Triantos to the minor leagues. |
| Mar 6 | Joan Delgado | Assigned | LF Joan Delgado assigned to Chicago Cubs. |
| Mar 6 | Brian Kalmer | Assigned | 1B Brian Kalmer assigned to Chicago Cubs. |
| Mar 5 | Matt Halbach | Assigned | 3B Matt Halbach assigned to Chicago Cubs. |
| Mar 5 | Darlyn De Leon | Assigned | CF Darlyn De Leon assigned to Chicago Cubs. |
| Mar 4 | Vince Velasquez | Assigned | RHP Vince Velasquez assigned to Chicago Cubs. |
| Mar 4 | Jaylen Palmer | Assigned | OF Jaylen Palmer assigned to Chicago Cubs. |
| Mar 4 | Alex Madera | Assigned | SS Alex Madera assigned to Chicago Cubs. |
| Mar 4 | Ed Howard | Assigned | SS Ed Howard assigned to Chicago Cubs. |
| Mar 3 | Ben Heller | Status Change | RHP Ben Heller roster status changed by Chicago Cubs. |
| Mar 3 | Ethan Hearn | Assigned | C Ethan Hearn assigned to Chicago Cubs. |
| Mar 3 | Christopher Paciolla | Assigned | 3B Christopher Paciolla assigned to Chicago Cubs. |
| Mar 3 | Tyler Santana | Assigned | RHP Tyler Santana assigned to Chicago Cubs. |
| Mar 3 | Luis Martinez-Gomez | Assigned | RHP Luis Martinez-Gomez assigned to Chicago Cubs. |
| Mar 3 | Ben Heller | Assigned | RHP Ben Heller assigned to Chicago Cubs. |
| Mar 1 | Chase Watkins | Status Change | LHP Chase Watkins roster status changed by Chicago Cubs. |
| Mar 1 | Shelby Miller | Status Change | Chicago Cubs placed RHP Shelby Miller on the 60-day injured list. Right Elbow UCL Injury. |
| Mar 1 | Ben Cowles | Claimed Off Waivers | Chicago Cubs claimed 3B Ben Cowles off waivers from Toronto Blue Jays. |
| Mar 1 | Chase Watkins | Assigned | LHP Chase Watkins assigned to Chicago Cubs. |
| Feb 28 | Cole Reynolds | Assigned | LHP Cole Reynolds assigned to Chicago Cubs. |
| Feb 26 | Michael Conforto | Status Change | LF Michael Conforto roster status changed by Chicago Cubs. |
| Feb 26 | Michael Conforto | Signed as Free Agent | Chicago Cubs signed free agent LF Michael Conforto to a minor league contract and invited him to spring training. |
| Feb 26 | Miguel Useche | Assigned | C Miguel Useche assigned to Chicago Cubs. |
| Feb 25 | Josiah Hartshorn | Assigned | OF Josiah Hartshorn assigned to Chicago Cubs. |
| Feb 25 | Derik Alcantara | Assigned | LF Derik Alcantara assigned to Chicago Cubs. |
| Feb 25 | Dilan Granadillo | Assigned | C Dilan Granadillo assigned to Chicago Cubs. |
| Feb 25 | Owen Ayers | Assigned | C Owen Ayers assigned to Chicago Cubs. |
| Feb 24 | Reginald Preciado | Assigned | SS Reginald Preciado assigned to Chicago Cubs. |
| Feb 24 | Kenten Egbert | Assigned | RHP Kenten Egbert assigned to Chicago Cubs. |
| Feb 23 | Walker Powell | Status Change | RHP Walker Powell roster status changed by Chicago Cubs. |
| Feb 23 | Carter Trice | Assigned | C Carter Trice assigned to Chicago Cubs. |
| Feb 23 | Alexey Lumpuy | Assigned | CF Alexey Lumpuy assigned to Chicago Cubs. |
| Feb 23 | Ty Southisene | Assigned | SS Ty Southisene assigned to Chicago Cubs. |
| Feb 23 | Ludwing Espinoza | Assigned | SS Ludwing Espinoza assigned to Chicago Cubs. |
| Feb 23 | Drew Bowser | Assigned | 3B Drew Bowser assigned to Chicago Cubs. |
| Feb 23 | Brayden Spears | Assigned | RHP Brayden Spears assigned to Chicago Cubs. |
| Feb 23 | Walker Powell | Assigned | RHP Walker Powell assigned to Chicago Cubs. |
| Feb 22 | Kane Kepley | Status Change | OF Kane Kepley roster status changed by Chicago Cubs. |
| Feb 22 | Kade Snell | Assigned | LF Kade Snell assigned to Chicago Cubs. |
| Feb 22 | Christian Olivo | Assigned | LF Christian Olivo assigned to Chicago Cubs. |
| Feb 22 | Kane Kepley | Assigned | OF Kane Kepley assigned to Chicago Cubs. |
| Feb 22 | Eriandys Ramon | Assigned | SS Eriandys Ramon assigned to Chicago Cubs. |
| Feb 22 | Edgar Alvarez | Assigned | 1B Edgar Alvarez assigned to Chicago Cubs. |
| Feb 22 | Luis Rujano | Assigned | RHP Luis Rujano assigned to Chicago Cubs. |
| Feb 22 | Yenrri Rojas | Assigned | RHP Yenrri Rojas assigned to Chicago Cubs. |
| Feb 22 | Yacksel Ríos | Assigned | RHP Yacksel Ríos assigned to Chicago Cubs. |
| Feb 22 | Grayson Moore | Assigned | RHP Grayson Moore assigned to Chicago Cubs. |
| Feb 22 | Zac Leigh | Assigned | RHP Zac Leigh assigned to Chicago Cubs. |
| Feb 21 | Jaylen Palmer | Signed as Free Agent | Chicago Cubs signed free agent SS Jaylen Palmer to a minor league contract. |
| Feb 21 | Alex Madera | Signed as Free Agent | Chicago Cubs signed free agent SS Alex Madera to a minor league contract. |
| Feb 21 | Leonel Espinoza | Status Change | CF Leonel Espinoza roster status changed by Chicago Cubs. |
| Feb 21 | Devin Ortiz | Status Change | 3B Devin Ortiz roster status changed by Chicago Cubs. |
| Feb 21 | Dawson Netz | Status Change | RHP Dawson Netz roster status changed by Chicago Cubs. |
| Feb 21 | Angel Cepeda | Status Change | SS Angel Cepeda roster status changed by Chicago Cubs. |
| Feb 21 | Sam Thoresen | Status Change | RHP Sam Thoresen roster status changed by Chicago Cubs. |
| Feb 21 | Angel Cepeda | Assigned | SS Angel Cepeda assigned to Chicago Cubs. |
| Feb 21 | Charlie Barnes | Assigned | LHP Charlie Barnes assigned to Chicago Cubs. |
| Feb 21 | Evan Taylor | Assigned | LHP Evan Taylor assigned to Chicago Cubs. |
| Feb 21 | Sam Thoresen | Assigned | RHP Sam Thoresen assigned to Chicago Cubs. |
| Feb 21 | Ryan Jensen | Assigned | RHP Ryan Jensen assigned to Chicago Cubs. |
| Feb 21 | Jackson Kirkpatrick | Assigned | RHP Jackson Kirkpatrick assigned to Chicago Cubs. |
| Feb 21 | Dawson Netz | Assigned | RHP Dawson Netz assigned to Chicago Cubs. |
| Feb 21 | Karson Simas | Assigned | 3B Karson Simas assigned to Chicago Cubs. |
| Feb 21 | Leonel Espinoza | Assigned | CF Leonel Espinoza assigned to Chicago Cubs. |
| Feb 21 | Devin Ortiz | Assigned | 3B Devin Ortiz assigned to Chicago Cubs. |
| Feb 20 | Tyler Beede | Status Change | RHP Tyler Beede roster status changed by Chicago Cubs. |
| Feb 20 | Tyler Beede | Assigned | RHP Tyler Beede assigned to Chicago Cubs. |
| Feb 20 | Hayden Cantrelle | Status Change | 2B Hayden Cantrelle roster status changed by Chicago Cubs. |
| Feb 20 | Vince Reilly | Status Change | RHP Vince Reilly roster status changed by Chicago Cubs. |
| Feb 20 | Zane Mills | Status Change | RHP Zane Mills roster status changed by Chicago Cubs. |
| Feb 20 | Andy Garriola | Status Change | LF Andy Garriola roster status changed by Chicago Cubs. |
| Feb 20 | Parker Chavers | Status Change | RF Parker Chavers roster status changed by Chicago Cubs. |
| Feb 20 | Haydn McGeary | Status Change | 1B Haydn McGeary roster status changed by Chicago Cubs. |
| Feb 20 | Adam Stone | Status Change | RHP Adam Stone roster status changed by Chicago Cubs. |
| Feb 20 | Jordan Nwogu | Assigned | LF Jordan Nwogu assigned to Chicago Cubs. |
| Feb 20 | Parker Chavers | Assigned | RF Parker Chavers assigned to Chicago Cubs. |
| Feb 20 | Owen Miller | Assigned | 2B Owen Miller assigned to Chicago Cubs. |
| Feb 20 | Haydn McGeary | Assigned | 1B Haydn McGeary assigned to Chicago Cubs. |
| Feb 20 | Andy Garriola | Assigned | LF Andy Garriola assigned to Chicago Cubs. |
| Feb 20 | Hayden Cantrelle | Assigned | 2B Hayden Cantrelle assigned to Chicago Cubs. |
| Feb 20 | Nick Hull | Assigned | RHP Nick Hull assigned to Chicago Cubs. |
| Feb 20 | Vince Reilly | Assigned | RHP Vince Reilly assigned to Chicago Cubs. |
| Feb 20 | Adam Stone | Assigned | RHP Adam Stone assigned to Chicago Cubs. |
| Feb 20 | Frankie Scalzo Jr. | Assigned | RHP Frankie Scalzo Jr. assigned to Chicago Cubs. |
| Feb 20 | Zane Mills | Assigned | RHP Zane Mills assigned to Chicago Cubs. |
| Feb 19 | Ethan Hearn | Signed as Free Agent | Chicago Cubs signed free agent C Ethan Hearn to a minor league contract. |
| Feb 19 | Jackson Brockett | Signed as Free Agent | Chicago Cubs signed free agent LHP Jackson Brockett to a minor league contract. |
| Feb 18 | Ben Cowles | Claimed Off Waivers | Toronto Blue Jays claimed 3B Ben Cowles off waivers from Chicago Cubs. |
| Feb 17 | Kyle Wright | Signed as Free Agent | Chicago Cubs signed free agent RHP Kyle Wright to a minor league contract. |
| Feb 15 | Shelby Miller | Signed as Free Agent | Chicago Cubs signed free agent RHP Shelby Miller. |
| Feb 15 | Ben Cowles | Designated for Assignment | Chicago Cubs designated 3B Ben Cowles for assignment. |
| Feb 9 | Jack Neely | Number Change | RHP Jack Neely changed number to 47. |
| Feb 9 | Brett Bateman | Assigned | Chicago Cubs invited non-roster CF Brett Bateman to spring training. |
| Feb 9 | Jefferson Rojas | Assigned | Chicago Cubs invited non-roster SS Jefferson Rojas to spring training. |
| Feb 9 | BJ Murray Jr. | Assigned | Chicago Cubs invited non-roster 3B BJ Murray to spring training. |
| Feb 9 | Jonathon Long | Assigned | Chicago Cubs invited non-roster 1B Jonathon Long to spring training. |
| Feb 9 | Casey Opitz | Assigned | Chicago Cubs invited non-roster C Casey Opitz to spring training. |
| Feb 9 | Ariel Armas | Assigned | Chicago Cubs invited non-roster C Ariel Armas to spring training. |
| Feb 9 | Jaxon Wiggins | Assigned | Chicago Cubs invited non-roster RHP Jaxon Wiggins to spring training. |
| Feb 9 | Connor Schultz | Assigned | Chicago Cubs invited non-roster RHP Connor Schultz to spring training. |
| Feb 9 | Connor Noland | Assigned | Chicago Cubs invited non-roster RHP Connor Noland to spring training. |
| Feb 9 | Grant Kipp | Assigned | Chicago Cubs invited non-roster RHP Grant Kipp to spring training. |
| Feb 4 | Eric Yang | Signed as Free Agent | Chicago Cubs signed free agent C Eric Yang to a minor league contract. |
| Feb 3 | Vince Velasquez | Signed as Free Agent | Chicago Cubs signed free agent RHP Vince Velasquez to a minor league contract. |
| Feb 3 | Owen Miller | Signed as Free Agent | Chicago Cubs signed free agent 2B Owen Miller to a minor league contract. |
| Feb 3 | Gabe Klobosits | Signed as Free Agent | Chicago Cubs signed free agent RHP Gabe Klobosits to a minor league contract. |
| Jan 27 | Alex Ramírez | Signed as Free Agent | Chicago Cubs signed free agent OF Alex Ramírez to a minor league contract. |
| Jan 27 | Alexander Ramirez | Signed as Free Agent | Chicago Cubs signed free agent OF Alexander Ramirez to a minor league contract. |
| Jan 26 | Tyler Beede | Status Change | RHP Tyler Beede roster status changed by Chicago Cubs. |
| Jan 26 | Chas McCormick | Status Change | LF Chas McCormick roster status changed by Chicago Cubs. |
| Jan 26 | Dylan Carlson | Status Change | LF Dylan Carlson roster status changed by Chicago Cubs. |
| Jan 26 | Chas McCormick | Signed as Free Agent | Chicago Cubs signed free agent LF Chas McCormick to a minor league contract. |
| Jan 26 | Tyler Beede | Signed as Free Agent | Chicago Cubs signed free agent RHP Tyler Beede to a minor league contract. |
| Jan 26 | Charlie Barnes | Signed as Free Agent | Chicago Cubs signed free agent LHP Charlie Barnes to a minor league contract. |
| Jan 26 | Dylan Carlson | Signed as Free Agent | Chicago Cubs signed free agent LF Dylan Carlson to a minor league contract. |
| Jan 26 | Karson Simas | Signed as Free Agent | Chicago Cubs signed free agent SS Karson Simas to a minor league contract. |
| Jan 24 | Yacksel Ríos | Signed as Free Agent | Chicago Cubs signed free agent RHP Yacksel Ríos to a minor league contract. |
| Jan 23 | Tyler Ras | Status Change | RHP Tyler Ras roster status changed by Chicago Cubs. |
| Jan 23 | Trent Thornton | Status Change | RHP Trent Thornton roster status changed by Chicago Cubs. |
| Jan 23 | Trent Thornton | Signed as Free Agent | Chicago Cubs signed free agent RHP Trent Thornton to a minor league contract. |
| Jan 23 | Tyler Ras | Signed as Free Agent | Chicago Cubs signed free agent RHP Tyler Ras to a minor league contract. |
| Jan 16 | Oswal Hernandez | Signed as Free Agent | Chicago Cubs signed free agent RHP Oswal Hernandez to a minor league contract. |
| Jan 15 | Luis Diaz | Status Change | OF Luis Diaz roster status changed by Chicago Cubs. |
| Jan 15 | Franyel Almanzar | Signed as Free Agent | Chicago Cubs signed free agent SS Franyel Almanzar to a minor league contract. |
| Jan 15 | Jose Avendano | Signed as Free Agent | Chicago Cubs signed free agent RHP Jose Avendano to a minor league contract. |
| Jan 15 | Luciano Prince | Signed as Free Agent | Chicago Cubs signed free agent RHP Luciano Prince to a minor league contract. |
| Jan 15 | Yadier Concepcion | Signed as Free Agent | Chicago Cubs signed free agent RHP Yadier Concepcion to a minor league contract. |
| Jan 15 | D'Alessandro Barile | Signed as Free Agent | Chicago Cubs signed free agent SS D'Alessandro Barile to a minor league contract. |
| Jan 15 | Jhosued Marcano | Signed as Free Agent | Chicago Cubs signed free agent RHP Jhosued Marcano to a minor league contract. |
| Jan 15 | Diego Hernandez | Signed as Free Agent | Chicago Cubs signed free agent SS Diego Hernandez to a minor league contract. |
| Jan 15 | Luis Martinez | Signed as Free Agent | Chicago Cubs signed free agent RHP Luis Martinez to a minor league contract. |
| Jan 15 | Yamel Pinto | Signed as Free Agent | Chicago Cubs signed free agent RHP Yamel Pinto to a minor league contract. |
| Jan 15 | Luis Diaz | Signed as Free Agent | Chicago Cubs signed free agent OF Luis Diaz to a minor league contract. |
| Jan 15 | Giancarlos Mendoza | Signed as Free Agent | Chicago Cubs signed free agent SS Giancarlos Mendoza to a minor league contract. |
| Jan 15 | Kotaro Tsunematsu | Signed as Free Agent | Chicago Cubs signed free agent OF Kotaro Tsunematsu to a minor league contract. |
| Jan 15 | Santiago Lopez | Signed as Free Agent | Chicago Cubs signed free agent RHP Santiago Lopez to a minor league contract. |
| Jan 15 | Luis Thomas | Signed as Free Agent | Chicago Cubs signed free agent SS Luis Thomas to a minor league contract. |
| Jan 15 | Johan Geraldo | Signed as Free Agent | Chicago Cubs signed free agent SS Johan Geraldo to a minor league contract. |
| Jan 15 | Enrique Oropeza | Signed as Free Agent | Chicago Cubs signed free agent OF Enrique Oropeza to a minor league contract. |
| Jan 15 | Esau Taveras | Signed as Free Agent | Chicago Cubs signed free agent SS Esau Taveras to a minor league contract. |
| Jan 15 | Xavier Cadiz | Signed as Free Agent | Chicago Cubs signed free agent SS Xavier Cadiz to a minor league contract. |
| Jan 15 | Luis German | Signed as Free Agent | Chicago Cubs signed free agent SS Luis German to a minor league contract. |
| Jan 15 | Jose Serva | Signed as Free Agent | Chicago Cubs signed free agent LHP Jose Serva to a minor league contract. |
| Jan 15 | Yadier Munoz | Signed as Free Agent | Chicago Cubs signed free agent SS Yadier Munoz to a minor league contract. |
| Jan 15 | Marcos Mateo | Signed as Free Agent | Chicago Cubs signed free agent Marcos Mateo to a minor league contract. |
| Jan 15 | Yanfri Serrano | Signed as Free Agent | Chicago Cubs signed free agent OF Yanfri Serrano to a minor league contract. |
| Jan 15 | Jaims Martinez | Signed as Free Agent | Chicago Cubs signed free agent SS Jaims Martinez to a minor league contract. |
| Jan 15 | Albert Moreno | Signed as Free Agent | Chicago Cubs signed free agent OF Albert Moreno to a minor league contract. |
| Jan 15 | Samir Guerrero | Signed as Free Agent | Chicago Cubs signed free agent SS Samir Guerrero to a minor league contract. |
| Jan 15 | Eduardo Gonzalez | Signed as Free Agent | Chicago Cubs signed free agent SS Eduardo Gonzalez to a minor league contract. |
| Jan 15 | Ben Cowles | Claimed Off Waivers | Chicago Cubs claimed 3B Ben Cowles off waivers from Chicago White Sox. |
| Jan 14 | Alex Bregman | Signed as Free Agent | Chicago Cubs signed free agent 3B Alex Bregman. |
| Jan 13 | Justin Dean | Claimed Off Waivers | Chicago Cubs claimed CF Justin Dean off waivers from San Francisco Giants. |
| Jan 10 | Corbin Martin | Status Change | RHP Corbin Martin roster status changed by Chicago Cubs. |
| Jan 10 | Corbin Martin | Signed as Free Agent | Chicago Cubs signed free agent RHP Corbin Martin to a minor league contract. |
| Jan 7 | Edgardo De Leon | Trade | Miami Marlins traded RHP Edward Cabrera to Chicago Cubs for RF Owen Caissie, SS Cristian Hernandez and IF Edgardo De Leon. |
| Jan 7 | Ryan Rolison | Claimed Off Waivers | Chicago Cubs claimed LHP Ryan Rolison off waivers from Chicago White Sox. |