Marlins Roster & Staff
Transactions
| Date | Transaction |
| 11/03/26 | Miami Marlins released RHP Bradley Blalock. |
| 11/02/26 | Miami Marlins activated RHP Adam Mazur from the 60-day injured list. |
| 11/02/26 | Miami Marlins activated LHP Andrew Nardi from the 60-day injured list. |
| 11/02/26 | Miami Marlins activated LHP Robby Snelling from the 60-day injured list. |
| 11/02/26 | Miami Marlins activated RHP Ronny Henriquez from the 60-day injured list. |
| 11/02/26 | Miami Marlins activated RHP William Kempner from the 60-day injured list. |
| 11/02/26 | Miami Marlins claimed RHP Cameron Weston off waivers from New York Mets. |
| 11/02/26 | Chicago White Sox claimed 3B Graham Pauley off waivers from Miami Marlins. |
| 11/02/26 | Miami Marlins sent LHP Patrick Monteverde outright to Jacksonville Jumbo Shrimp. |
| 11/02/26 | Baltimore Orioles claimed RHP Josh White off waivers from Miami Marlins. |