Mets Roster & Staff
Transactions
| Date | Transaction |
| 07/09/26 | New York Mets designated CF Jared Oliva for assignment. |
| 07/09/26 | New York Mets selected the contract of RHP Dan Hammer from Syracuse Mets. |
| 07/09/26 | New York Mets optioned RHP Tobias Myers to Syracuse Mets. |
| 07/08/26 | New York Mets sent CF Luis Robert Jr. on a rehab assignment to Binghamton Rumble Ponies. |
| 07/08/26 | New York Mets placed RHP Austin Warren on the 15-day injured list. Right forearm strain. |
| 07/08/26 | New York Mets designated RHP Matt Seelinger for assignment. |
| 07/08/26 | New York Mets sent RHP Dedniel Núñez on a rehab assignment to Syracuse Mets. |
| 07/08/26 | New York Mets selected the contract of RHP Xzavion Curry from Syracuse Mets. |
| 07/08/26 | New York Mets recalled RHP Tobias Myers from Syracuse Mets. |
| 07/07/26 | New York Mets activated DH Jorge Polanco from the 60-day injured list. |
| 07/07/26 | New York Mets designated RHP Alex Carrillo for assignment. |
| 07/07/26 | New York Mets activated 1B Jorge Polanco from the 60-day injured list. |
| 07/07/26 | New York Mets designated RHP Guillo Zuñiga for assignment. |
| 07/07/26 | New York Mets selected the contract of RHP Matt Seelinger from Syracuse Mets. |
| 07/07/26 | New York Mets optioned SS Ronny Mauricio to Syracuse Mets. |
| 07/05/26 | New York Mets selected the contract of RHP Guillo Zuñiga from Syracuse Mets. |
| 07/05/26 | Detroit Tigers traded RHP Matt Seelinger to New York Mets for cash. |
| 07/05/26 | New York Mets optioned RHP Joey Gerber to Syracuse Mets. |
| 07/02/26 | New York Mets sent RHP Dedniel Núñez on a rehab assignment to Binghamton Rumble Ponies. |
| 07/02/26 | New York Mets sent RHP Dedniel Núñez on a rehab assignment to Binghamton Rumble Ponies. |
| 07/02/26 | New York Mets selected the contract of LHP Jefry Yan from Syracuse Mets. |
| 07/02/26 | New York Mets optioned LHP Jefry Yan to Syracuse Mets. |
| 07/01/26 | New York Mets signed free agent 1B Christopher Morel to a minor league contract. |