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STL · 2026 transactions
Data through 2026-10-03
| Date | Player | Type | Detail |
|---|---|---|---|
| Sep 25 | Cooper Hjerpe | Optioned | St. Louis Cardinals optioned LHP Cooper Hjerpe to Memphis Redbirds. |
| Sep 25 | Hancel Rincon | Recalled | St. Louis Cardinals recalled RHP Hancel Rincon from Memphis Redbirds. |
| Sep 18 | Peter Strzelecki | Outrighted | St. Louis Cardinals sent RHP Peter Strzelecki outright to Memphis Redbirds. |
| Sep 18 | Ramón Urías | Released | St. Louis Cardinals released 3B Ramón Urías. |
| Sep 18 | César Prieto | Recalled | St. Louis Cardinals recalled 3B César Prieto from Memphis Redbirds. |
| Sep 18 | Joshua Báez | Status Change | St. Louis Cardinals placed LF Joshua Báez on the 10-day injured list. Left oblique strain. |
| Sep 17 | Everson Pereira | Assigned | St. Louis Cardinals sent RF Everson Pereira on a rehab assignment to Memphis Redbirds. |
| Sep 17 | Everson Pereira | Assigned | St. Louis Cardinals sent RF Everson Pereira on a rehab assignment to Memphis Redbirds. |
| Sep 17 | Everson Pereira | Assigned | St. Louis Cardinals sent RF Everson Pereira on a rehab assignment to Memphis Redbirds. |
| Sep 16 | Ramón Urías | Designated for Assignment | St. Louis Cardinals designated 3B Ramón Urías for assignment. |
| Sep 16 | Peter Strzelecki | Designated for Assignment | St. Louis Cardinals designated RHP Peter Strzelecki for assignment. |
| Sep 16 | JJ Wetherholt | Status Change | St. Louis Cardinals activated 2B JJ Wetherholt from the 10-day injured list. |
| Sep 16 | Peter Strzelecki | Status Change | St. Louis Cardinals activated RHP Peter Strzelecki from the 15-day injured list. |
| Sep 16 | Jordan Walker | Number Change | RF Jordan Walker changed number to 18. |
| Sep 16 | Bryan Torres | Number Change | LF Bryan Torres changed number to 39. |
| Sep 15 | Bryan Torres | Number Change | LF Bryan Torres changed number to 21. |
| Sep 14 | Jordan Walker | Number Change | RF Jordan Walker changed number to 21. |
| Sep 8 | Peter Strzelecki | Assigned | St. Louis Cardinals sent RHP Peter Strzelecki on a rehab assignment to Memphis Redbirds. |
| Sep 8 | Masyn Winn | Status Change | St. Louis Cardinals activated SS Masyn Winn from the 10-day injured list. |
| Sep 8 | César Prieto | Optioned | St. Louis Cardinals optioned 3B César Prieto to Memphis Redbirds. |
| Sep 6 | Hancel Rincon | Optioned | St. Louis Cardinals optioned RHP Hancel Rincon to Memphis Redbirds. |
| Sep 6 | Cooper Hjerpe | Recalled | St. Louis Cardinals recalled LHP Cooper Hjerpe from Memphis Redbirds. |
| Sep 4 | Andre Pallante | Status Change | St. Louis Cardinals activated RHP Andre Pallante from the 15-day injured list. |
| Sep 4 | Ryan Fernandez | Optioned | St. Louis Cardinals optioned RHP Ryan Fernandez to Memphis Redbirds. |
| Sep 1 | Victor Scott II | Recalled | St. Louis Cardinals recalled CF Victor Scott II from Memphis Redbirds. |
| Sep 1 | Hancel Rincon | Selected | St. Louis Cardinals selected the contract of RHP Hancel Rincon from Memphis Redbirds. |
| Sep 1 | Leo Bernal | Recalled | St. Louis Cardinals recalled C Leo Bernal from Memphis Redbirds. |
| Aug 31 | Jimmy Crooks | Optioned | St. Louis Cardinals optioned C Jimmy Crooks to Memphis Redbirds. |
| Aug 30 | Caleb Ferguson | Released | St. Louis Cardinals released LHP Caleb Ferguson. |
| Aug 30 | JJ Wetherholt | Status Change | St. Louis Cardinals placed 2B JJ Wetherholt on the 10-day injured list. Right wrist tendinitis. |
| Aug 30 | César Prieto | Recalled | St. Louis Cardinals recalled 3B César Prieto from Memphis Redbirds. |
| Aug 29 | Caleb Ferguson | Designated for Assignment | St. Louis Cardinals designated LHP Caleb Ferguson for assignment. |
| Aug 29 | Brycen Mautz | Recalled | St. Louis Cardinals recalled LHP Brycen Mautz from Memphis Redbirds. |
| Aug 28 | Thomas Saggese | Status Change | St. Louis Cardinals activated SS Thomas Saggese. |
| Aug 28 | Thomas Saggese | Recalled | St. Louis Cardinals recalled LF Thomas Saggese from Memphis Redbirds. |
| Aug 28 | Blaze Jordan | Status Change | St. Louis Cardinals placed 3B Blaze Jordan on the 10-day injured list. Left ankle sprain. |
| Aug 27 | Peter Strzelecki | Status Change | St. Louis Cardinals placed RHP Peter Strzelecki on the 15-day injured list retroactive to August 26, 2026. Right forearm extensor inflammation. |
| Aug 27 | Cade Winquest | Selected | St. Louis Cardinals selected the contract of RHP Cade Winquest from Memphis Redbirds. |
| Aug 25 | Nolan Gorman | Recalled | St. Louis Cardinals recalled 3B Nolan Gorman from Memphis Redbirds. |
| Aug 23 | Everson Pereira | Status Change | St. Louis Cardinals placed RF Everson Pereira on the 10-day injured list. Left hand contusion. |
| Aug 23 | Ramón Urías | Status Change | St. Louis Cardinals activated 3B Ramón Urías from the 60-day injured list. |
| Aug 22 | Hunter Dobbins | Status Change | St. Louis Cardinals placed RHP Hunter Dobbins on the 15-day injured list. Right forearm tightness. |
| Aug 22 | Quinn Mathews | Recalled | St. Louis Cardinals recalled LHP Quinn Mathews from Memphis Redbirds. |
| Aug 21 | Ryan Fernandez | Recalled | St. Louis Cardinals recalled RHP Ryan Fernandez from Memphis Redbirds. |
| Aug 21 | Andre Pallante | Status Change | St. Louis Cardinals placed RHP Andre Pallante on the 15-day injured list retroactive to August 18, 2026. Right elbow inflammation. |
| Aug 20 | Josh Fleming | Signed as Free Agent | St. Louis Cardinals signed free agent LHP Josh Fleming to a minor league contract. |
| Aug 19 | Bligh Madris | Signed as Free Agent | St. Louis Cardinals signed free agent OF Bligh Madris to a minor league contract. |
| Aug 18 | Quinn Mathews | Optioned | St. Louis Cardinals optioned LHP Quinn Mathews to Memphis Redbirds. |
| Aug 17 | Quinn Mathews | Recalled | St. Louis Cardinals recalled LHP Quinn Mathews from Memphis Redbirds. |
| Aug 15 | Joshua Báez | Recalled | St. Louis Cardinals recalled RF Joshua Báez from Memphis Redbirds. |
| Aug 15 | César Prieto | Optioned | St. Louis Cardinals optioned 3B César Prieto to Memphis Redbirds. |
| Aug 14 | César Prieto | Optioned | St. Louis Cardinals optioned 3B César Prieto to Memphis Redbirds. |
| Aug 10 | Nelson Velázquez | Claimed Off Waivers | Houston Astros claimed LF Nelson Velázquez off waivers from St. Louis Cardinals. |
| Aug 8 | Nelson Velázquez | Designated for Assignment | St. Louis Cardinals designated LF Nelson Velázquez for assignment. |
| Aug 8 | Everson Pereira | Status Change | St. Louis Cardinals activated RF Everson Pereira. |
| Aug 6 | Everson Pereira | Status Change | RF Everson Pereira roster status changed by St. Louis Cardinals. |
| Aug 6 | Tink Hence | Outrighted | St. Louis Cardinals sent RHP Tink Hence outright to FCL Cardinals. |
| Aug 6 | Everson Pereira | Claimed Off Waivers | St. Louis Cardinals claimed RF Everson Pereira off waivers from Chicago White Sox. |
| Aug 4 | Ramón Urías | Assigned | St. Louis Cardinals sent 3B Ramón Urías on a rehab assignment to Memphis Redbirds. |
| Aug 4 | Ramón Urías | Assigned | St. Louis Cardinals sent 3B Ramón Urías on a rehab assignment to Memphis Redbirds. |
| Aug 4 | Caleb Ferguson | Status Change | St. Louis Cardinals activated LHP Caleb Ferguson. |
| Aug 4 | César Prieto | Recalled | St. Louis Cardinals recalled 3B César Prieto from Memphis Redbirds. |
| Aug 4 | Quinn Mathews | Optioned | St. Louis Cardinals optioned LHP Quinn Mathews to Memphis Redbirds. |
| Aug 3 | Luke Harrison | Signed | St. Louis Cardinals signed LHP Luke Harrison. |
| Aug 3 | Sandro Santana | Trade | St. Louis Cardinals traded LF Lars Nootbaar to Arizona Diamondbacks for RHP Daniel Eagen, LHP Sandro Santana and Player To Be Named Later. |
| Aug 3 | Hunter Dobbins | Recalled | St. Louis Cardinals recalled RHP Hunter Dobbins from Memphis Redbirds. |
| Aug 3 | — | Trade | Cincinnati Reds traded LHP Caleb Ferguson to St. Louis Cardinals for Other Considerations. |
| Aug 3 | Josiah Ragsdale | Trade | St. Louis Cardinals traded RHP Dustin May and LHP JoJo Romero to Milwaukee Brewers for OF Alexander Frias and OF Josiah Ragsdale. |
| Aug 1 | Tink Hence | Designated for Assignment | St. Louis Cardinals designated RHP Tink Hence for assignment. |
| Aug 1 | Matt Svanson | Optioned | St. Louis Cardinals optioned RHP Matt Svanson to Memphis Redbirds. |
| Aug 1 | Quinn Mathews | Selected | St. Louis Cardinals selected the contract of LHP Quinn Mathews from Memphis Redbirds. |
| Jul 28 | Peter Strzelecki | Selected | St. Louis Cardinals selected the contract of RHP Peter Strzelecki from Palm Beach Cardinals. |
| Jul 28 | Hunter Dobbins | Optioned | St. Louis Cardinals optioned RHP Hunter Dobbins to Memphis Redbirds. |
| Jul 27 | Cal Randall | Signed | St. Louis Cardinals signed RHP Cal Randall. |
| Jul 27 | Rocco Maniscalco | Signed | St. Louis Cardinals signed SS Rocco Maniscalco. |
| Jul 27 | Tegan Kuhns | Signed | St. Louis Cardinals signed RHP Tegan Kuhns. |
| Jul 26 | Scott Blewett | Trade | St. Louis Cardinals traded RHP Scott Blewett to Athletics for cash. |
| Jul 25 | Ramón Urías | Assigned | St. Louis Cardinals sent 3B Ramón Urías on a rehab assignment to Memphis Redbirds. |
| Jul 25 | Peter Strzelecki | Signed as Free Agent | St. Louis Cardinals signed free agent RHP Peter Strzelecki to a minor league contract. |
| Jul 24 | Eduardo Mirabal | Signed as Free Agent | St. Louis Cardinals signed free agent C Eduardo Mirabal to a minor league contract. |
| Jul 23 | Yohel Pozo | Claimed Off Waivers | Baltimore Orioles claimed C Yohel Pozo off waivers from St. Louis Cardinals. |
| Jul 22 | Scott Blewett | Designated for Assignment | St. Louis Cardinals designated RHP Scott Blewett for assignment. |
| Jul 22 | Hunter Dobbins | Recalled | St. Louis Cardinals recalled RHP Hunter Dobbins from Memphis Redbirds. |
| Jul 18 | Drew Horn | Signed as Free Agent | St. Louis Cardinals signed free agent RHP Drew Horn to a minor league contract. |
| Jul 17 | Owen Henne | Signed | St. Louis Cardinals signed SS Owen Henne. |
| Jul 17 | Matthew Thomas | Signed | St. Louis Cardinals signed OF Matthew Thomas. |
| Jul 17 | Derek Schaefer | Signed | St. Louis Cardinals signed RHP Derek Schaefer. |
| Jul 17 | Dallis Moran | Signed | St. Louis Cardinals signed RHP Dallis Moran. |
| Jul 17 | John Lemm | Signed as Free Agent | St. Louis Cardinals signed free agent C John Lemm to a minor league contract. |
| Jul 17 | Dee Kennedy | Signed | St. Louis Cardinals signed SS Dee Kennedy. |
| Jul 17 | Jacob Johnson | Signed | St. Louis Cardinals signed 3B Jacob Johnson. |
| Jul 17 | Jacob Haley | Signed | St. Louis Cardinals signed RHP Jacob Haley. |
| Jul 17 | JR Fordham | Signed as Free Agent | St. Louis Cardinals signed free agent RHP JR Fordham to a minor league contract. |
| Jul 17 | Gabe Camacho | Signed | St. Louis Cardinals signed OF Gabe Camacho. |
| Jul 17 | Nick Bonn | Signed | St. Louis Cardinals signed RHP Nick Bonn. |
| Jul 17 | Tristan Bissetta | Signed as Free Agent | St. Louis Cardinals signed free agent OF Tristan Bissetta to a minor league contract. |
| Jul 17 | Hunter Baynes | Signed as Free Agent | St. Louis Cardinals signed free agent RHP Hunter Baynes to a minor league contract. |
| Jul 17 | Jaden Alba | Signed | St. Louis Cardinals signed RHP Jaden Alba. |
| Jul 17 | Trey Pooser | Trade | Tampa Bay Rays traded RHP Trey Pooser to St. Louis Cardinals. Player To Be Named Later from 6/23 Chris Roycroft trade. |
| Jul 17 | JoJo Romero | Status Change | St. Louis Cardinals placed LHP JoJo Romero on the 15-day injured list retroactive to July 14, 2026. |
| Jul 17 | Scott Blewett | Selected | St. Louis Cardinals selected the contract of RHP Scott Blewett from Memphis Redbirds. |
| Jul 17 | Yohel Pozo | Designated for Assignment | St. Louis Cardinals designated C Yohel Pozo for assignment. |
| Jul 16 | Andrew Williamson | Signed | St. Louis Cardinals signed OF Andrew Williamson. |
| Jul 16 | Dawson Montesa | Signed | St. Louis Cardinals signed RHP Dawson Montesa. |
| Jul 16 | Jayden Lobliner | Signed | St. Louis Cardinals signed C Jayden Lobliner. |
| Jul 16 | Brian Garmon | Signed | St. Louis Cardinals signed RHP Brian Garmon. |
| Jul 16 | Caden Ferraro | Signed | St. Louis Cardinals signed OF Caden Ferraro. |
| Jul 16 | Trevor Condon | Signed | St. Louis Cardinals signed OF Trevor Condon. |
| Jul 16 | Rayner Reyes | Signed as Free Agent | St. Louis Cardinals signed free agent RHP Rayner Reyes to a minor league contract. |
| Jul 12 | Bruce Zimmermann | Outrighted | St. Louis Cardinals sent LHP Bruce Zimmermann outright to Memphis Redbirds. |
| Jul 10 | Durbin Feltman | Obtained | St. Louis Cardinals obtain RHP Durbin Feltman from Kansas City Monarchs. |
| Jul 10 | Jared Shuster | Outrighted | St. Louis Cardinals sent LHP Jared Shuster outright to Memphis Redbirds. |
| Jul 9 | Durbin Feltman | Assigned | RHP Durbin Feltman assigned to St. Louis Cardinals. |
| Jul 8 | Jared Shuster | Designated for Assignment | St. Louis Cardinals designated LHP Jared Shuster for assignment. |
| Jul 8 | Luis Gastelum | Selected | St. Louis Cardinals selected the contract of RHP Luis Gastelum from Memphis Redbirds. |
| Jul 8 | Hunter Dobbins | Optioned | St. Louis Cardinals optioned RHP Hunter Dobbins to Memphis Redbirds. |
| Jul 7 | Bruce Zimmermann | Designated for Assignment | St. Louis Cardinals designated LHP Bruce Zimmermann for assignment. |
| Jul 7 | Jared Shuster | Selected | St. Louis Cardinals selected the contract of LHP Jared Shuster from Memphis Redbirds. |
| Jul 7 | Max Rajcic | Status Change | St. Louis Cardinals transferred RHP Max Rajcic from the 15-day injured list to the 60-day injured list. Right elbow soreness. |
| Jul 7 | Ryan Fernandez | Optioned | St. Louis Cardinals optioned RHP Ryan Fernandez to Memphis Redbirds. |
| Jul 7 | Bruce Zimmermann | Selected | St. Louis Cardinals selected the contract of LHP Bruce Zimmermann from Memphis Redbirds. |
| Jul 7 | Hunter Dobbins | Recalled | St. Louis Cardinals recalled RHP Hunter Dobbins from Memphis Redbirds. |
| Jul 6 | Max Rajcic | Status Change | St. Louis Cardinals placed RHP Max Rajcic on the 15-day injured list retroactive to July 4, 2026. Right elbow soreness. |
| Jul 6 | Gordon Graceffo | Recalled | St. Louis Cardinals recalled RHP Gordon Graceffo from Memphis Redbirds. |
| Jul 3 | Gordon Graceffo | Optioned | St. Louis Cardinals optioned RHP Gordon Graceffo to Memphis Redbirds. |
| Jul 3 | Ryne Stanek | Status Change | St. Louis Cardinals activated RHP Ryne Stanek from the paternity list. |
| Jun 30 | Ryne Stanek | Status Change | St. Louis Cardinals placed RHP Ryne Stanek on the paternity list. |
| Jun 30 | Ryan Fernandez | Status Change | St. Louis Cardinals activated RHP Ryan Fernandez from the 15-day injured list. |
| Jun 23 | — | Trade | St. Louis Cardinals traded RHP Chris Roycroft to Tampa Bay Rays for Player To Be Named Later. |
| Jun 19 | Ryan Fernandez | Assigned | St. Louis Cardinals sent RHP Ryan Fernandez on a rehab assignment to Memphis Redbirds. |
| Jun 18 | Chris Roycroft | Designated for Assignment | St. Louis Cardinals designated RHP Chris Roycroft for assignment. |
| Jun 18 | Max Rajcic | Selected | St. Louis Cardinals selected the contract of RHP Max Rajcic from Memphis Redbirds. |
| Jun 18 | Chris Roycroft | Optioned | St. Louis Cardinals optioned RHP Chris Roycroft to Memphis Redbirds. |
| Jun 16 | Jhon Cabrera | Signed as Free Agent | St. Louis Cardinals signed free agent RHP Jhon Cabrera to a minor league contract. |
| Jun 13 | Nathan Shinn | Acquired | St. Louis Cardinals acquired LHP Nathan Shinn from the Lake Erie Crushers of the Frontier League. |
| Jun 12 | Ramón Urías | Status Change | St. Louis Cardinals transferred 3B Ramón Urías from the 10-day injured list to the 60-day injured list. Right elbow lateral epicondylitis. |
| Jun 12 | Blaze Jordan | Status Change | St. Louis Cardinals activated 3B Blaze Jordan. |
| Jun 12 | Nolan Gorman | Optioned | St. Louis Cardinals optioned 3B Nolan Gorman to Memphis Redbirds. |
| Jun 12 | Hunter Dobbins | Optioned | St. Louis Cardinals optioned RHP Hunter Dobbins to Memphis Redbirds. |
| Jun 12 | Chris Roycroft | Recalled | St. Louis Cardinals recalled RHP Chris Roycroft from Memphis Redbirds. |
| Jun 12 | Blaze Jordan | Selected | St. Louis Cardinals selected the contract of 1B Blaze Jordan from Memphis Redbirds. |
| Jun 9 | Nathan Church | Status Change | St. Louis Cardinals activated LF Nathan Church from the 10-day injured list. |
| Jun 8 | Andrew Schultz | Acquired | St. Louis Cardinals acquired RHP Andrew Schultz from the Lancaster Stormers of the Atlantic League. |
| Jun 8 | Victor Scott II | Optioned | St. Louis Cardinals optioned CF Victor Scott II to Memphis Redbirds. |
| Jun 5 | Thomas Saggese | Optioned | St. Louis Cardinals optioned LF Thomas Saggese to Memphis Redbirds. |
| Jun 5 | Ryan Fernandez | Status Change | St. Louis Cardinals placed RHP Ryan Fernandez on the 15-day injured list retroactive to June 3, 2026. Low back pain. |
| Jun 5 | Matt Svanson | Recalled | St. Louis Cardinals recalled RHP Matt Svanson from Memphis Redbirds. |
| Jun 5 | Lars Nootbaar | Status Change | St. Louis Cardinals activated LF Lars Nootbaar from the 60-day injured list. |
| Jun 4 | Ramón Urías | Assigned | St. Louis Cardinals sent 3B Ramón Urías on a rehab assignment to Memphis Redbirds. |
| Jun 4 | Nathan Church | Assigned | St. Louis Cardinals sent LF Nathan Church on a rehab assignment to Memphis Redbirds. |
| Jun 3 | Matt Pushard | Returned | RHP Matt Pushard returned to Miami Marlins from St. Louis Cardinals. |
| Jun 2 | Lars Nootbaar | Assigned | St. Louis Cardinals sent LF Lars Nootbaar on a rehab assignment to Memphis Redbirds. |
| May 31 | Hunter Dobbins | Recalled | St. Louis Cardinals recalled RHP Hunter Dobbins from Memphis Redbirds. |
| May 31 | Matt Pushard | Designated for Assignment | St. Louis Cardinals designated RHP Matt Pushard for assignment. |
| May 29 | César Prieto | Optioned | St. Louis Cardinals optioned 3B César Prieto to Memphis Redbirds. |
| May 29 | Yohel Pozo | Optioned | St. Louis Cardinals optioned C Yohel Pozo to Memphis Redbirds. |
| May 29 | Nelson Velázquez | Selected | St. Louis Cardinals selected the contract of OF Nelson Velázquez from Memphis Redbirds. |
| May 29 | Jimmy Crooks | Recalled | St. Louis Cardinals recalled C Jimmy Crooks from Memphis Redbirds. |
| May 26 | Ryan Fernandez | Recalled | St. Louis Cardinals recalled RHP Ryan Fernandez from Memphis Redbirds. |
| May 26 | Brycen Mautz | Optioned | St. Louis Cardinals optioned LHP Brycen Mautz to Memphis Redbirds. |
| May 26 | Lars Nootbaar | Assigned | St. Louis Cardinals sent LF Lars Nootbaar on a rehab assignment to Springfield Cardinals. |
| May 26 | Brycen Mautz | Optioned | St. Louis Cardinals optioned LHP Brycen Mautz to Memphis Redbirds. |
| May 24 | Brycen Mautz | Recalled | St. Louis Cardinals recalled LHP Brycen Mautz from Memphis Redbirds. |
| May 24 | Matt Svanson | Optioned | St. Louis Cardinals optioned RHP Matt Svanson to Memphis Redbirds. |
| May 24 | Ryan Fernandez | Optioned | St. Louis Cardinals optioned RHP Ryan Fernandez to Memphis Redbirds. |
| May 23 | Ryan Fernandez | Status Change | St. Louis Cardinals activated RHP Ryan Fernandez. |
| May 23 | Ryan Fernandez | Recalled | St. Louis Cardinals recalled RHP Ryan Fernandez from Memphis Redbirds. |
| May 22 | Nathan Church | Status Change | St. Louis Cardinals placed LF Nathan Church on the 10-day injured list retroactive to May 21, 2026. Left shoulder strain. |
| May 22 | Bryan Torres | Recalled | St. Louis Cardinals recalled OF Bryan Torres from Memphis Redbirds. |
| May 19 | Lars Nootbaar | Assigned | St. Louis Cardinals sent LF Lars Nootbaar on a rehab assignment to Memphis Redbirds. |
| May 18 | Jared Shuster | Outrighted | St. Louis Cardinals sent LHP Jared Shuster outright to Memphis Redbirds. |
| May 16 | Matt Pushard | Status Change | St. Louis Cardinals activated RHP Matt Pushard from the 15-day injured list. |
| May 16 | Jared Shuster | Designated for Assignment | St. Louis Cardinals designated LHP Jared Shuster for assignment. |
| May 15 | Lars Nootbaar | Assigned | St. Louis Cardinals sent LF Lars Nootbaar on a rehab assignment to Palm Beach Cardinals. |
| May 8 | Jose Vega | Signed as Free Agent | St. Louis Cardinals signed free agent RHP Jose Vega to a minor league contract. |
| May 5 | Ramón Urías | Status Change | St. Louis Cardinals placed 3B Ramón Urías on the 10-day injured list. Right elbow lateral epicondylitis. |
| May 5 | Thomas Saggese | Recalled | St. Louis Cardinals recalled LF Thomas Saggese from Memphis Redbirds. |
| May 4 | Thomas Saggese | Optioned | St. Louis Cardinals optioned LF Thomas Saggese to Memphis Redbirds. |
| May 4 | César Prieto | Recalled | St. Louis Cardinals recalled 2B César Prieto from Memphis Redbirds. |
| May 3 | Luis Peralta | Claimed Off Waivers | Chicago Cubs claimed LHP Luis Peralta off waivers from St. Louis Cardinals. |
| May 1 | Luis Peralta | Designated for Assignment | St. Louis Cardinals designated LHP Luis Peralta for assignment. |
| May 1 | Jared Shuster | Selected | St. Louis Cardinals selected the contract of LHP Jared Shuster from Memphis Redbirds. |
| May 1 | Hunter Dobbins | Optioned | St. Louis Cardinals optioned RHP Hunter Dobbins to Memphis Redbirds. |
| May 1 | Hunter Dobbins | Optioned | St. Louis Cardinals optioned RHP Hunter Dobbins to Memphis Redbirds. |
| Apr 30 | Hunter Dobbins | Status Change | St. Louis Cardinals activated RHP Hunter Dobbins from the 15-day injured list. |
| Apr 30 | Ryan Fernandez | Optioned | St. Louis Cardinals optioned RHP Ryan Fernandez to Memphis Redbirds. |
| Apr 27 | Luis Peralta | Optioned | St. Louis Cardinals optioned LHP Luis Peralta to Memphis Redbirds. |
| Apr 27 | Luis Peralta | Claimed Off Waivers | St. Louis Cardinals claimed LHP Luis Peralta off waivers from Colorado Rockies. |
| Apr 16 | Masyn Winn | Status Change | St. Louis Cardinals placed SS Masyn Winn on the 10-day injured list. Left thumb fracture. |
| Apr 16 | Iván Herrera | Status Change | St. Louis Cardinals activated DH Iván Herrera. |
| Apr 16 | Jared Shuster | Outrighted | St. Louis Cardinals sent LHP Jared Shuster outright to Memphis Redbirds. |
| Apr 16 | Justin Bruihl | Number Change | LHP Justin Bruihl changed number to 47. |
| Apr 16 | Alec Burleson | Number Change | 1B Alec Burleson changed number to 41. |
| Apr 16 | Nolan Gorman | Number Change | 2B Nolan Gorman changed number to 16. |
| Apr 16 | José Fermín | Number Change | 2B José Fermín changed number to 15. |
| Apr 16 | Ryan Fernandez | Number Change | RHP Ryan Fernandez changed number to 64. |
| Apr 16 | Gordon Graceffo | Number Change | RHP Gordon Graceffo changed number to 44. |
| Apr 16 | Nathan Church | Number Change | LF Nathan Church changed number to 27. |
| Apr 16 | Kyle Leahy | Number Change | RHP Kyle Leahy changed number to 62. |
| Apr 16 | Dustin May | Number Change | RHP Dustin May changed number to 3. |
| Apr 16 | Iván Herrera | Number Change | C Iván Herrera changed number to 48. |
| Apr 16 | Matthew Liberatore | Number Change | LHP Matthew Liberatore changed number to 32. |
| Apr 16 | Michael McGreevy | Number Change | RHP Michael McGreevy changed number to 36. |
| Apr 16 | Riley O'Brien | Number Change | RHP Riley O'Brien changed number to 61. |
| Apr 16 | Pedro Pagés | Number Change | C Pedro Pagés changed number to 43. |
| Apr 16 | Andre Pallante | Number Change | RHP Andre Pallante changed number to 53. |
| Apr 16 | Thomas Saggese | Number Change | 2B Thomas Saggese changed number to 25. |
| Apr 16 | Yohel Pozo | Number Change | C Yohel Pozo changed number to 63. |
| Apr 16 | JoJo Romero | Number Change | LHP JoJo Romero changed number to 59. |
| Apr 16 | Victor Scott II | Number Change | CF Victor Scott II changed number to 11. |
| Apr 16 | George Soriano | Number Change | RHP George Soriano changed number to 65. |
| Apr 16 | Ryne Stanek | Number Change | RHP Ryne Stanek changed number to 55. |
| Apr 16 | Matt Svanson | Number Change | RHP Matt Svanson changed number to 49. |
| Apr 16 | Ramón Urías | Number Change | 3B Ramón Urías changed number to 29. |
| Apr 16 | JJ Wetherholt | Number Change | SS JJ Wetherholt changed number to 26. |
| Apr 16 | Jordan Walker | Number Change | RF Jordan Walker changed number to 18. |
| Apr 16 | Masyn Winn | Number Change | SS Masyn Winn changed number to 0. |
| Apr 15 | Matt Pushard | Assigned | St. Louis Cardinals sent RHP Matt Pushard on a rehab assignment to Memphis Redbirds. |
| Apr 15 | Matt Pushard | Assigned | St. Louis Cardinals sent RHP Matt Pushard on a rehab assignment to Memphis Redbirds. |
| Apr 15 | Dustin May | Number Change | RHP Dustin May changed number to 42. |
| Apr 15 | Ryne Stanek | Number Change | RHP Ryne Stanek changed number to 42. |
| Apr 15 | Nolan Gorman | Number Change | 2B Nolan Gorman changed number to 42. |
| Apr 15 | Kyle Leahy | Number Change | RHP Kyle Leahy changed number to 42. |
| Apr 15 | George Soriano | Number Change | RHP George Soriano changed number to 42. |
| Apr 15 | Matthew Liberatore | Number Change | LHP Matthew Liberatore changed number to 42. |
| Apr 15 | Michael McGreevy | Number Change | RHP Michael McGreevy changed number to 42. |
| Apr 15 | Riley O'Brien | Number Change | RHP Riley O'Brien changed number to 42. |
| Apr 15 | José Fermín | Number Change | 2B José Fermín changed number to 42. |
| Apr 15 | Andre Pallante | Number Change | RHP Andre Pallante changed number to 42. |
| Apr 15 | Masyn Winn | Number Change | SS Masyn Winn changed number to 42. |
| Apr 15 | JoJo Romero | Number Change | LHP JoJo Romero changed number to 42. |
| Apr 15 | Yohel Pozo | Number Change | C Yohel Pozo changed number to 42. |
| Apr 15 | Justin Bruihl | Number Change | LHP Justin Bruihl changed number to 42. |
| Apr 15 | Matt Svanson | Number Change | RHP Matt Svanson changed number to 42. |
| Apr 15 | Thomas Saggese | Number Change | 2B Thomas Saggese changed number to 42. |
| Apr 15 | Ramón Urías | Number Change | 3B Ramón Urías changed number to 42. |
| Apr 15 | Gordon Graceffo | Number Change | RHP Gordon Graceffo changed number to 42. |
| Apr 15 | Pedro Pagés | Number Change | C Pedro Pagés changed number to 42. |
| Apr 15 | Alec Burleson | Number Change | 1B Alec Burleson changed number to 42. |
| Apr 15 | JJ Wetherholt | Number Change | SS JJ Wetherholt changed number to 42. |
| Apr 15 | Ryan Fernandez | Number Change | RHP Ryan Fernandez changed number to 42. |
| Apr 15 | Iván Herrera | Number Change | C Iván Herrera changed number to 42. |
| Apr 15 | Nathan Church | Number Change | LF Nathan Church changed number to 42. |
| Apr 15 | Victor Scott II | Number Change | CF Victor Scott II changed number to 42. |
| Apr 15 | Jordan Walker | Number Change | RF Jordan Walker changed number to 42. |
| Apr 13 | Cade Winquest | Returned | RHP Cade Winquest returned to St. Louis Cardinals from New York Yankees. |
| Apr 13 | Jared Shuster | Designated for Assignment | St. Louis Cardinals designated LHP Jared Shuster for assignment. |
| Apr 13 | Ryan Fernandez | Recalled | St. Louis Cardinals recalled RHP Ryan Fernandez from Memphis Redbirds. |
| Apr 9 | Leonil De Leon | Signed as Free Agent | St. Louis Cardinals signed free agent RHP Leonil De Leon to a minor league contract. |
| Apr 7 | Brayden Smith | Status Change | 2B Brayden Smith roster status changed by St. Louis Cardinals. |
| Apr 7 | Brayden Smith | Trade | St. Louis Cardinals traded LHP Nick Raquet to Baltimore Orioles for 2B Brayden Smith. |
| Apr 5 | Patrick Galle | Trade | Boston Red Sox traded RHP Patrick Galle to St. Louis Cardinals. |
| Apr 5 | Nick Raquet | Designated for Assignment | St. Louis Cardinals designated LHP Nick Raquet for assignment. |
| Apr 5 | Jared Shuster | Selected | St. Louis Cardinals selected the contract of LHP Jared Shuster from Memphis Redbirds. |
| Apr 5 | Chris Roycroft | Optioned | St. Louis Cardinals optioned RHP Chris Roycroft to Memphis Redbirds. |
| Mar 31 | Hunter Dobbins | Assigned | St. Louis Cardinals sent RHP Hunter Dobbins on a rehab assignment to Memphis Redbirds. |
| Mar 31 | Matt Pushard | Status Change | St. Louis Cardinals placed RHP Matt Pushard on the 15-day injured list retroactive to March 30, 2026. Right knee patellar tendinitis. |
| Mar 31 | Hunter Dobbins | Assigned | St. Louis Cardinals sent RHP Hunter Dobbins on a rehab assignment to Memphis Redbirds. |
| Mar 31 | Gordon Graceffo | Recalled | St. Louis Cardinals recalled RHP Gordon Graceffo from Memphis Redbirds. |
| Mar 25 | Hunter Dobbins | Status Change | St. Louis Cardinals placed RHP Hunter Dobbins on the 15-day injured list retroactive to March 22, 2026. Right knee ACL reconstruction rehab. |
| Mar 25 | JJ Wetherholt | Selected | St. Louis Cardinals selected the contract of SS JJ Wetherholt from Memphis Redbirds. |
| Mar 24 | JJ Wetherholt | Number Change | SS JJ Wetherholt changed number to 26. |
| Mar 22 | Johnfrank Salazar | Assigned | 3B Johnfrank Salazar assigned to St. Louis Cardinals. |
| Mar 22 | Facundo Velásquez | Assigned | CF Facundo Velásquez assigned to St. Louis Cardinals. |
| Mar 22 | Miguel Hernández | Assigned | SS Miguel Hernández assigned to St. Louis Cardinals. |
| Mar 21 | Gordon Graceffo | Optioned | St. Louis Cardinals optioned RHP Gordon Graceffo to Memphis Redbirds. |
| Mar 20 | Yaxson Lucena | Assigned | OF Yaxson Lucena assigned to St. Louis Cardinals. |
| Mar 20 | Sebastian Dos Santos | Assigned | SS Sebastian Dos Santos assigned to St. Louis Cardinals. |
| Mar 19 | Braden Davis | Assigned | LHP Braden Davis assigned to St. Louis Cardinals. |
| Mar 18 | Richard Fitts | Optioned | St. Louis Cardinals optioned RHP Richard Fitts to Memphis Redbirds. |
| Mar 15 | Ryan Fernandez | Optioned | St. Louis Cardinals optioned RHP Ryan Fernandez to Memphis Redbirds. |
| Mar 14 | Christian Martin | Assigned | 2B Christian Martin assigned to St. Louis Cardinals. |
| Mar 11 | Gerardo Salas | Assigned | RHP Gerardo Salas assigned to St. Louis Cardinals. |
| Mar 10 | Trevor Haskins | Assigned | SS Trevor Haskins assigned to St. Louis Cardinals. |
| Mar 9 | Joshua Báez | Optioned | St. Louis Cardinals optioned RF Joshua Báez to Memphis Redbirds. |
| Mar 9 | Nick Raquet | Optioned | St. Louis Cardinals optioned LHP Nick Raquet to Memphis Redbirds. |
| Mar 9 | Brycen Mautz | Optioned | St. Louis Cardinals optioned LHP Brycen Mautz to Memphis Redbirds. |
| Mar 9 | Cooper Hjerpe | Optioned | St. Louis Cardinals optioned LHP Cooper Hjerpe to Memphis Redbirds. |
| Mar 9 | Jack Findlay | Assigned | LHP Jack Findlay assigned to St. Louis Cardinals. |
| Mar 9 | Andrew Sojka | Assigned | OF Andrew Sojka assigned to St. Louis Cardinals. |
| Mar 9 | J.P. Cabrera | Assigned | C J.P. Cabrera assigned to St. Louis Cardinals. |
| Mar 9 | Jawilme Ramírez | Assigned | RHP Jawilme Ramírez assigned to St. Louis Cardinals. |
| Mar 8 | Christian Worley | Assigned | RHP Christian Worley assigned to St. Louis Cardinals. |
| Mar 8 | Cameron Nickens | Assigned | OF Cameron Nickens assigned to St. Louis Cardinals. |
| Mar 8 | Jonathan Mejía | Assigned | SS Jonathan Mejía assigned to St. Louis Cardinals. |
| Mar 7 | Leo Bernal | Optioned | St. Louis Cardinals optioned C Leonardo Bernal to Memphis Redbirds. |
| Mar 7 | Bryan Torres | Optioned | St. Louis Cardinals optioned OF Bryan Torres to Memphis Redbirds. |
| Mar 7 | César Prieto | Optioned | St. Louis Cardinals optioned 2B César Prieto to Memphis Redbirds. |
| Mar 7 | Tink Hence | Optioned | St. Louis Cardinals optioned RHP Tink Hence to Memphis Redbirds. |
| Mar 7 | Jimmy Crooks | Optioned | St. Louis Cardinals optioned C Jimmy Crooks to Memphis Redbirds. |
| Mar 7 | Luis Pino | Assigned | CF Luis Pino assigned to St. Louis Cardinals. |
| Mar 6 | José Suárez | Status Change | RF José Suarez roster status changed by St. Louis Cardinals. |
| Mar 6 | Yordalin Peña | Assigned | CF Yordalin Pena assigned to St. Louis Cardinals. |
| Mar 6 | José Suárez | Assigned | RF Jose Suarez assigned to St. Louis Cardinals. |
| Mar 6 | Miguel Villarroel | Assigned | 2B Miguel Villarroel assigned to St. Louis Cardinals. |
| Mar 6 | Tre Richardson III | Assigned | 2B Tre Richardson assigned to St. Louis Cardinals. |
| Mar 6 | Juan Rujano | Assigned | IF Juan Rujano assigned to St. Louis Cardinals. |
| Mar 6 | Sammy Hernandez | Assigned | C Sammy Hernandez assigned to St. Louis Cardinals. |
| Mar 5 | Trey Paige | Assigned | 3B Trey Paige assigned to St. Louis Cardinals. |
| Mar 4 | Jose Cordoba | Status Change | LF Jose Cordoba roster status changed by St. Louis Cardinals. |
| Mar 4 | Deniel Ortiz | Status Change | 3B Deniel Ortiz roster status changed by St. Louis Cardinals. |
| Mar 4 | Deniel Ortiz | Assigned | 3B Deniel Ortiz assigned to St. Louis Cardinals. |
| Mar 4 | Jose Cordoba | Assigned | LF Jose Cordoba assigned to St. Louis Cardinals. |
| Mar 2 | Ryan Mitchell | Status Change | SS Ryan Mitchell roster status changed by St. Louis Cardinals. |
| Mar 2 | Ryan Mitchell | Status Change | SS Ryan Mitchell roster status changed by St. Louis Cardinals. |
| Mar 2 | Tekoah Roby | Optioned | St. Louis Cardinals optioned RHP Tekoah Roby to Memphis Redbirds. |
| Mar 2 | Tekoah Roby | Optioned | St. Louis Cardinals optioned RHP Tekoah Roby to Memphis Redbirds. |
| Mar 2 | Ryan Mitchell | Assigned | SS Ryan Mitchell assigned to St. Louis Cardinals. |
| Mar 1 | Edwin Núñez | Status Change | RHP Edwin Núñez roster status changed by St. Louis Cardinals. |
| Mar 1 | Edwin Núñez | Assigned | RHP Edwin Nuñez assigned to St. Louis Cardinals. |
| Feb 28 | Jesús Báez | Status Change | SS Jesus Baéz roster status changed by St. Louis Cardinals. |
| Feb 28 | Jesús Báez | Assigned | SS Jesus Baez assigned to St. Louis Cardinals. |
| Feb 26 | Yairo Padilla | Status Change | SS Yairo Padilla roster status changed by St. Louis Cardinals. |
| Feb 26 | Yairo Padilla | Status Change | SS Yairo Padilla roster status changed by St. Louis Cardinals. |
| Feb 26 | Zak Kent | Claimed Off Waivers | Minnesota Twins claimed RHP Zak Kent off waivers from St. Louis Cardinals. |
| Feb 26 | Yairo Padilla | Assigned | SS Yairo Padilla assigned to St. Louis Cardinals. |
| Feb 25 | Chase Heath | Assigned | C Chase Heath assigned to St. Louis Cardinals. |
| Feb 24 | Michael Dattalo | Status Change | 3B Michael Dattalo roster status changed by St. Louis Cardinals. |
| Feb 24 | Alex Birge | Status Change | C Alex Birge roster status changed by St. Louis Cardinals. |
| Feb 24 | Mason Molina | Assigned | LHP Mason Molina assigned to St. Louis Cardinals. |
| Feb 24 | Michael Dattalo | Assigned | 3B Michael Dattalo assigned to St. Louis Cardinals. |
| Feb 24 | Alex Birge | Assigned | C Alex Birge assigned to St. Louis Cardinals. |
| Feb 24 | Leonel Sequera | Assigned | RHP Leonel Sequera assigned to St. Louis Cardinals. |
| Feb 23 | José Davila | Status Change | RHP José Davila roster status changed by St. Louis Cardinals. |
| Feb 23 | José Davila | Status Change | RHP Jose Davila roster status changed by St. Louis Cardinals. |
| Feb 23 | Jack Gurevitch | Status Change | 1B Jack Gurevitch roster status changed by St. Louis Cardinals. |
| Feb 23 | José Davila | Status Change | RHP Jose Davila roster status changed by St. Louis Cardinals. |
| Feb 23 | Hunter Hayes | Status Change | RHP Hunter Hayes roster status changed by St. Louis Cardinals. |
| Feb 23 | Won-Bin Cho | Status Change | RF Won-Bin Cho roster status changed by St. Louis Cardinals. |
| Feb 23 | Travis Honeyman | Status Change | LF Travis Honeyman roster status changed by St. Louis Cardinals. |
| Feb 23 | Ian Bedell | Status Change | RHP Ian Bedell roster status changed by St. Louis Cardinals. |
| Feb 23 | Ryan Campos | Status Change | C Ryan Campos roster status changed by St. Louis Cardinals. |
| Feb 23 | Tai Peete | Status Change | OF Tai Peete roster status changed by St. Louis Cardinals. |
| Feb 23 | Won-Bin Cho | Status Change | RF Won-Bin Cho roster status changed by St. Louis Cardinals. |
| Feb 23 | Ian Bedell | Assigned | RHP Ian Bedell assigned to St. Louis Cardinals. |
| Feb 23 | José Davila | Assigned | RHP Jose Davila assigned to St. Louis Cardinals. |
| Feb 23 | Jack Gurevitch | Assigned | 1B Jack Gurevitch assigned to St. Louis Cardinals. |
| Feb 23 | Jalin Flores | Assigned | SS Jalin Flores assigned to St. Louis Cardinals. |
| Feb 23 | Hunter Hayes | Assigned | RHP Hunter Hayes assigned to St. Louis Cardinals. |
| Feb 23 | Tai Peete | Assigned | OF Tai Peete assigned to St. Louis Cardinals. |
| Feb 23 | Won-Bin Cho | Assigned | RF Won-Bin Cho assigned to St. Louis Cardinals. |
| Feb 23 | Chase Adkison | Assigned | C Chase Adkison assigned to St. Louis Cardinals. |
| Feb 23 | Travis Honeyman | Assigned | LF Travis Honeyman assigned to St. Louis Cardinals. |
| Feb 23 | Ryan Weingartner | Assigned | SS Ryan Weingartner assigned to St. Louis Cardinals. |
| Feb 23 | Ryan Campos | Assigned | C Ryan Campos assigned to St. Louis Cardinals. |
| Feb 22 | Cade McGee | Status Change | 3B Cade McGee roster status changed by St. Louis Cardinals. |
| Feb 22 | Mason Burns | Status Change | RHP Mason Burns roster status changed by St. Louis Cardinals. |
| Feb 22 | Ian Petrutz | Status Change | OF Ian Petrutz roster status changed by St. Louis Cardinals. |
| Feb 22 | Miguel Ugueto | Status Change | LF Miguel Ugueto roster status changed by St. Louis Cardinals. |
| Feb 22 | Darlin Saladin | Status Change | RHP Darlin Saladin roster status changed by St. Louis Cardinals. |
| Feb 22 | Colton Ledbetter | Status Change | CF Colton Ledbetter roster status changed by St. Louis Cardinals. |
| Feb 22 | Colton Ledbetter | Status Change | CF Colton Ledbetter roster status changed by St. Louis Cardinals. |
| Feb 22 | Ryan Murphy | Status Change | RHP Ryan Murphy roster status changed by St. Louis Cardinals. |
| Feb 22 | Mason Burns | Status Change | RHP Mason Burns roster status changed by St. Louis Cardinals. |
| Feb 22 | Anyelo Encarnación | Status Change | SS Anyelo Encarnacion roster status changed by St. Louis Cardinals. |
| Feb 22 | Darlin Saladin | Status Change | RHP Darlin Saladin roster status changed by St. Louis Cardinals. |
| Feb 22 | Domenic Picone | Status Change | RHP Domenic Picone roster status changed by St. Louis Cardinals. |
| Feb 22 | Mason Burns | Status Change | RHP Mason Burns roster status changed by St. Louis Cardinals. |
| Feb 22 | Ryan Murphy | Status Change | RHP Ryan Murphy roster status changed by St. Louis Cardinals. |
| Feb 22 | Darlin Saladin | Status Change | RHP Darlin Saladin roster status changed by St. Louis Cardinals. |
| Feb 22 | Cade McGee | Status Change | 3B Cade McGee roster status changed by St. Louis Cardinals. |
| Feb 22 | Colton Ledbetter | Status Change | CF Colton Ledbetter roster status changed by St. Louis Cardinals. |
| Feb 22 | Miguel Ugueto | Status Change | LF Miguel Ugueto roster status changed by St. Louis Cardinals. |
| Feb 22 | Josh Kross | Assigned | C Josh Kross assigned to St. Louis Cardinals. |
| Feb 22 | Mason Burns | Assigned | RHP Mason Burns assigned to St. Louis Cardinals. |
| Feb 22 | Ian Petrutz | Assigned | OF Ian Petrutz assigned to St. Louis Cardinals. |
| Feb 22 | Anyelo Encarnación | Assigned | SS Anyelo Encarnacion assigned to St. Louis Cardinals. |
| Feb 22 | Colton Ledbetter | Assigned | CF Colton Ledbetter assigned to St. Louis Cardinals. |
| Feb 22 | Cade McGee | Assigned | 3B Cade McGee assigned to St. Louis Cardinals. |
| Feb 22 | Darlin Saladin | Assigned | RHP Darlin Saladin assigned to St. Louis Cardinals. |
| Feb 22 | Ryan Murphy | Assigned | RHP Ryan Murphy assigned to St. Louis Cardinals. |
| Feb 22 | Domenic Picone | Assigned | RHP Domenic Picone assigned to St. Louis Cardinals. |
| Feb 22 | Miguel Ugueto | Assigned | LF Miguel Ugueto assigned to St. Louis Cardinals. |
| Feb 22 | Rainiel Rodriguez | Assigned | C Rainiel Rodriguez assigned to St. Louis Cardinals. |
| Feb 21 | Michael Watson | Status Change | LHP Michael Watson roster status changed by St. Louis Cardinals. |
| Feb 21 | Tyler Bradt | Status Change | RHP Tyler Bradt roster status changed by St. Louis Cardinals. |
| Feb 21 | Bligh Madris | Status Change | OF Bligh Madris roster status changed by St. Louis Cardinals. |
| Feb 21 | Michael Watson | Status Change | LHP Michael Watson roster status changed by St. Louis Cardinals. |
| Feb 21 | Randel Clemente | Status Change | RHP Randel Clemente roster status changed by St. Louis Cardinals. |
| Feb 21 | Dakota Harris | Status Change | SS Dakota Harris roster status changed by St. Louis Cardinals. |
| Feb 21 | Noah Mendlinger | Status Change | 3B Noah Mendlinger roster status changed by St. Louis Cardinals. |
| Feb 21 | Zach Levenson | Status Change | OF Zach Levenson roster status changed by St. Louis Cardinals. |
| Feb 21 | Randel Clemente | Status Change | RHP Randel Clemente roster status changed by St. Louis Cardinals. |
| Feb 21 | Randel Clemente | Status Change | RHP Randel Clemente roster status changed by St. Louis Cardinals. |
| Feb 21 | Michael Watson | Status Change | LHP Michael Watson roster status changed by St. Louis Cardinals. |
| Feb 21 | Zak Kent | Designated for Assignment | St. Louis Cardinals designated RHP Zak Kent for assignment. |
| Feb 21 | Ramón Urías | Signed as Free Agent | St. Louis Cardinals signed free agent 3B Ramón Urías. |
| Feb 21 | D.J. Carpenter | Assigned | RHP D.J. Carpenter assigned to St. Louis Cardinals. |
| Feb 21 | Tyler Bradt | Assigned | RHP Tyler Bradt assigned to St. Louis Cardinals. |
| Feb 21 | Randel Clemente | Assigned | RHP Randel Clemente assigned to St. Louis Cardinals. |
| Feb 21 | Bligh Madris | Assigned | OF Bligh Madris assigned to St. Louis Cardinals. |
| Feb 21 | Michael Watson | Assigned | LHP Michael Watson assigned to St. Louis Cardinals. |
| Feb 21 | Dakota Harris | Assigned | SS Dakota Harris assigned to St. Louis Cardinals. |
| Feb 21 | Zach Levenson | Assigned | OF Zach Levenson assigned to St. Louis Cardinals. |
| Feb 21 | Jon Jon Gazdar | Assigned | SS Jon Jon Gazdar assigned to St. Louis Cardinals. |
| Feb 21 | Noah Mendlinger | Assigned | 3B Noah Mendlinger assigned to St. Louis Cardinals. |
| Feb 20 | Bryan Ramos | Claimed Off Waivers | Baltimore Orioles claimed 3B Bryan Ramos off waivers from St. Louis Cardinals. |
| Feb 16 | Zak Kent | Claimed Off Waivers | St. Louis Cardinals claimed RHP Zak Kent off waivers from Texas Rangers. |
| Feb 16 | Bryan Ramos | Designated for Assignment | St. Louis Cardinals designated 3B Bryan Ramos for assignment. |
| Feb 10 | Andre Granillo | Trade | Washington Nationals traded RHP George Soriano to St. Louis Cardinals for RHP Andre Granillo. |
| Feb 6 | Justin Militello | Signed as Free Agent | St. Louis Cardinals signed free agent RHP Justin Militello to a minor league contract. |
| Feb 6 | Bryan Ramos | Claimed Off Waivers | St. Louis Cardinals claimed 3B Bryan Ramos off waivers from Baltimore Orioles. |
| Feb 5 | Bligh Madris | Signed as Free Agent | St. Louis Cardinals signed free agent OF Bligh Madris to a minor league contract. |
| Jan 26 | Skylar Hales | Status Change | RHP Skylar Hales roster status changed by St. Louis Cardinals. |
| Jan 26 | Graysen Tarlow | Status Change | C Graysen Tarlow roster status changed by St. Louis Cardinals. |
| Jan 26 | Austin Love | Status Change | RHP Austin Love roster status changed by St. Louis Cardinals. |
| Jan 26 | Luis Gastelum | Status Change | RHP Luis Gastelum roster status changed by St. Louis Cardinals. |
| Jan 26 | Nelson Velázquez | Signed as Free Agent | St. Louis Cardinals signed free agent OF Nelson Velázquez to a minor league contract and invited him to spring training. |
| Jan 26 | Matt Koperniak | Assigned | St. Louis Cardinals invited non-roster LF Matt Koperniak to spring training. |
| Jan 26 | Chase Davis | Assigned | St. Louis Cardinals invited non-roster CF Chase Davis to spring training. |
| Jan 26 | Mike Antico | Assigned | St. Louis Cardinals invited non-roster CF Mike Antico to spring training. |
| Jan 26 | JJ Wetherholt | Assigned | St. Louis Cardinals invited non-roster SS JJ Wetherholt to spring training. |
| Jan 26 | Jeremy Rivas | Assigned | St. Louis Cardinals invited non-roster SS Jeremy Rivas to spring training. |
| Jan 26 | Brody Moore | Assigned | St. Louis Cardinals invited non-roster 2B Brody Moore to spring training. |
| Jan 26 | Ramon Mendoza | Assigned | St. Louis Cardinals invited non-roster 2B Ramon Mendoza to spring training. |
| Jan 26 | Blaze Jordan | Assigned | St. Louis Cardinals invited non-roster 1B Blaze Jordan to spring training. |
| Jan 26 | Andy Yerzy | Assigned | St. Louis Cardinals invited non-roster C Andy Yerzy to spring training. |
| Jan 26 | Graysen Tarlow | Assigned | St. Louis Cardinals invited non-roster C Graysen Tarlow to spring training. |
| Jan 26 | Carlos Linarez | Assigned | St. Louis Cardinals invited non-roster C Carlos Linarez to spring training. |
| Jan 26 | Zack Thompson | Signed as Free Agent | St. Louis Cardinals signed free agent LHP Zack Thompson to a minor league contract and invited him to spring training. |
| Jan 26 | Hancel Rincon | Assigned | St. Louis Cardinals invited non-roster RHP Hancel Rincon to spring training. |
| Jan 26 | Max Rajcic | Assigned | St. Louis Cardinals invited non-roster RHP Max Rajcic to spring training. |
| Jan 26 | Packy Naughton | Assigned | St. Louis Cardinals invited non-roster LHP Packy Naughton to spring training. |
| Jan 26 | Gerson Moreno | Assigned | St. Louis Cardinals invited non-roster RHP Gerson Moreno to spring training. |
| Jan 26 | Quinn Mathews | Assigned | St. Louis Cardinals invited non-roster LHP Quinn Mathews to spring training. |
| Jan 26 | Austin Love | Assigned | St. Louis Cardinals invited non-roster RHP Austin Love to spring training. |
| Jan 26 | Ixan Henderson | Assigned | St. Louis Cardinals invited non-roster LHP Ixan Henderson to spring training. |
| Jan 26 | Pete Hansen | Assigned | St. Louis Cardinals invited non-roster LHP Pete Hansen to spring training. |
| Jan 26 | Skylar Hales | Assigned | St. Louis Cardinals invited non-roster RHP Skylar Hales to spring training. |
| Jan 26 | Luis Gastelum | Assigned | St. Louis Cardinals invited non-roster RHP Luis Gastelum to spring training. |
| Jan 23 | Dominic Freeberger | Signed as Free Agent | St. Louis Cardinals signed free agent RHP Dominic Freeberger to a minor league contract. |
| Jan 19 | Robbie Knowles | Signed as Free Agent | St. Louis Cardinals signed free agent RHP Robbie Knowles to a minor league contract. |
| Jan 15 | Christopher Vargas | Signed as Free Agent | St. Louis Cardinals signed free agent OF Christopher Vargas to a minor league contract. |
| Jan 15 | Sebastian Rojas | Signed as Free Agent | St. Louis Cardinals signed free agent C Sebastian Rojas to a minor league contract. |
| Jan 15 | Jhon Franganten | Signed as Free Agent | St. Louis Cardinals signed free agent OF Jhon Franganten to a minor league contract. |
| Jan 15 | Javier Martínez | Signed as Free Agent | St. Louis Cardinals signed free agent RHP Javier Martinez to a minor league contract. |
| Jan 15 | Misael Sánchez | Signed as Free Agent | St. Louis Cardinals signed free agent OF Misael Sanchez to a minor league contract. |
| Jan 15 | Roberth Castillo | Signed as Free Agent | St. Louis Cardinals signed free agent SS Roberth Castillo to a minor league contract. |
| Jan 15 | Jordan Beltrán | Signed as Free Agent | St. Louis Cardinals signed free agent RHP Jordan Beltran to a minor league contract. |
| Jan 15 | Rafeli Moronta | Signed as Free Agent | St. Louis Cardinals signed free agent RHP Rafeli Moronta to a minor league contract. |
| Jan 15 | Emilio Jiménez | Signed as Free Agent | St. Louis Cardinals signed free agent LHP Emilio Jimenez to a minor league contract. |
| Jan 15 | Luis Estrella | Signed as Free Agent | St. Louis Cardinals signed free agent OF Luis Estrella to a minor league contract. |
| Jan 15 | Emanuel Luna | Signed as Free Agent | St. Louis Cardinals signed free agent OF Emanuel Luna to a minor league contract. |
| Jan 15 | Carlos Carrión | Signed as Free Agent | St. Louis Cardinals signed free agent SS Carlos Carrion to a minor league contract. |
| Jan 14 | Riley O'Brien | Number Change | RHP Riley O'Brien changed number to 61. |
| Jan 14 | Cooper Hjerpe | Number Change | LHP Cooper Hjerpe changed number to 56. |
| Jan 14 | Matthew Liberatore | Number Change | LHP Matthew Liberatore changed number to 32. |
| Jan 14 | Leo Bernal | Number Change | C Leonardo Bernal changed number to 13. |
| Jan 13 | Ryne Stanek | Status Change | St. Louis Cardinals activated RHP Ryne Stanek. |
| Jan 13 | Ryne Stanek | Signed as Free Agent | St. Louis Cardinals signed free agent RHP Ryne Stanek. |
| Jan 13 | Nolan Arenado | Trade | St. Louis Cardinals traded 3B Nolan Arenado and cash to Arizona Diamondbacks for RHP Jack Martinez. |
| Jan 9 | Zak Kent | Claimed Off Waivers | Texas Rangers claimed RHP Zak Kent off waivers from St. Louis Cardinals. |
| Jan 6 | Justin Bruihl | Status Change | St. Louis Cardinals activated LHP Justin Bruihl. |
| Jan 6 | Zak Kent | Designated for Assignment | St. Louis Cardinals designated RHP Zak Kent for assignment. |
| Jan 6 | — | Trade | Cleveland Guardians traded LHP Justin Bruihl to St. Louis Cardinals for cash. |
| Jan 5 | Bruce Zimmermann | Signed as Free Agent | St. Louis Cardinals signed free agent LHP Bruce Zimmermann to a minor league contract. |