Cardinals Roster & Staff
Transactions
| Date | Transaction |
| 05/31/25 | St. Louis Cardinals placed RF Jordan Walker on the 10-day injured list retroactive to May 29, 2025. Left wrist inflammation. |
| 05/31/25 | St. Louis Cardinals recalled RHP Roddery Muñoz from Memphis Redbirds. |
| 05/31/25 | St. Louis Cardinals selected the contract of LF Ryan Vilade from Memphis Redbirds. |
| 05/31/25 | St. Louis Cardinals optioned RHP Gordon Graceffo to Memphis Redbirds. |
| 05/23/25 | St. Louis Cardinals recalled RHP Matt Svanson from Memphis Redbirds. |
| 05/23/25 | St. Louis Cardinals optioned RHP Chris Roycroft to Memphis Redbirds. |
| 05/22/25 | St. Louis Cardinals signed free agent RHP Ricardo Fernandez to a minor league contract. |
| 05/15/25 | St. Louis Cardinals optioned RHP Matt Svanson to Memphis Redbirds. |
| 05/14/25 | St. Louis Cardinals recalled RHP Matt Svanson from Memphis Redbirds. |
| 05/14/25 | Pittsburgh Pirates claimed CF Michael Helman off waivers from St. Louis Cardinals. |
| 05/09/25 | St. Louis Cardinals activated C Iván Herrera from the 10-day injured list. |
| 05/08/25 | St. Louis Cardinals optioned 1B Luken Baker to Memphis Redbirds. |
| 05/07/25 | St. Louis Cardinals signed free agent RHP Kriscol Peralta to a minor league contract. |
| 05/05/25 | St. Louis Cardinals optioned RHP Michael McGreevy to Memphis Redbirds. |
| 05/05/25 | St. Louis Cardinals recalled RHP Gordon Graceffo from Memphis Redbirds. |
| 05/05/25 | St. Louis Cardinals optioned RHP Roddery Muñoz to Memphis Redbirds. |
| 05/05/25 | St. Louis Cardinals optioned RHP Roddery Muñoz to Memphis Redbirds. |
| 05/04/25 | St. Louis Cardinals recalled RHP Roddery Muñoz from Memphis Redbirds. |
| 05/03/25 | St. Louis Cardinals optioned RHP Roddery Muñoz to Memphis Redbirds. |
| 05/03/25 | St. Louis Cardinals recalled RHP Michael McGreevy from Memphis Redbirds. |
| 05/02/25 | St. Louis Cardinals activated RHP Roddery Muñoz. |
| 05/02/25 | St. Louis Cardinals recalled RHP Chris Roycroft from Memphis Redbirds. |
| 05/02/25 | St. Louis Cardinals optioned RHP Riley O'Brien to Memphis Redbirds. |
| 05/02/25 | St. Louis Cardinals recalled RHP Roddery Muñoz from Memphis Redbirds. |
| 05/02/25 | St. Louis Cardinals optioned RHP Matt Svanson to Memphis Redbirds. |
| 05/01/25 | St. Louis Cardinals sent C Iván Herrera on a rehab assignment to Memphis Redbirds. |
| 05/01/25 | St. Louis Cardinals sent C Iván Herrera on a rehab assignment to Memphis Redbirds. |
| 05/01/25 | St. Louis Cardinals traded RHP Ryan Loutos to Los Angeles Dodgers for cash. |
| 05/01/25 | St. Louis Cardinals optioned RHP Gordon Graceffo to Memphis Redbirds. |