All player transactions across the Atlantic League. Most recent first.
| Date | Team | Player | Category |
|---|---|---|---|
| 04/30/26 | Long Island Ducks | RHP Sandberg, Ryan | Placed on inactive list |
| 04/29/26 | Long Island Ducks | INF Kusiak, Henry | Contract purchased by Minnesota Twins (Single-A Fort Myers) |
| 04/29/26 | Long Island Ducks | RHP Clenney, Nolan | Reinstated to active list |
| 04/29/26 | Long Island Ducks | RHP Sandberg, Ryan | Placed on inactive list |
| 04/28/26 | Long Island Ducks | OF Robson, Jacob | Activated |
| 04/28/26 | Long Island Ducks | INF Kusiak, Henry | Placed on inactive list |
| 04/24/26 | Long Island Ducks | INF Kaler, Kole | Signed |
| 04/24/26 | Long Island Ducks | RHP Clenney, Nolan | Placed on inactive list |
| 04/23/26 | Long Island Ducks | RHP Martinez, Juan | Reinstated to active list |
| 04/21/26 | Long Island Ducks | OF Ritter, Jamal | Signed |
| 04/21/26 | Long Island Ducks | INF Dennis, Austin | Placed on injured list (7 day minimum) |
| 04/21/26 | Long Island Ducks | OF Yepez, Juan | Contract purchased by Dorados de Chihuahua (Mexico) |
| 04/20/26 | Long Island Ducks | OF Bonifacio, Jorge | Signed |
| 04/20/26 | Long Island Ducks | RHP Martinez, Juan | Signed |
| 04/20/26 | Long Island Ducks | RHP Minaya, Julian | Signed |
| 04/20/26 | Long Island Ducks | RHP Reyes, Angel | Signed |
| 04/20/26 | Long Island Ducks | INF Roselli, Nick | Signed |
| 04/19/26 | Long Island Ducks | RHP Langford, Ryan | Signed |
| 04/16/26 | Long Island Ducks | OF Yepez, Juan | Signed |
| 04/16/26 | Long Island Ducks | LHP Bosnic, Julian | Released |
| 04/10/26 | Long Island Ducks | RHP Sandberg, Ryan | Signed |
| 04/10/26 | Long Island Ducks | LHP Bosnic, Julian | Signed |
| 04/09/26 | Long Island Ducks | OF Hogan, Matt | Signed |
| 04/09/26 | Long Island Ducks | OF/C Roberts, Caleb | Signed |
| 04/08/26 | Long Island Ducks | RHP Clenney, Nolan | Signed |
| 04/08/26 | Long Island Ducks | RHP Dominguez, Michael | Signed |
| 04/08/26 | Long Island Ducks | RHP Reed, Buddy | Signed |
| 04/07/26 | Long Island Ducks | INF Difo, Wilmer | Signed |
| 04/06/26 | Long Island Ducks | INF Chiu, Marcus | Signed |
| 04/02/26 | Long Island Ducks | RHP Bauer, Trevor | Signed |
| 03/31/26 | Long Island Ducks | C Collins, Gavin | Signed |
| 03/26/26 | Long Island Ducks | LHP Crowley, Garrett | Signed |
| 03/26/26 | Long Island Ducks | RHP Jacobson, Tanner | Signed |
| 03/24/26 | Long Island Ducks | OF Takacs, Aaron | Signed |
| 03/17/26 | Long Island Ducks | INF Womack, Alsander | Signed |
| 03/12/26 | Long Island Ducks | INF Dennis, Austin | Signed |
| 02/24/26 | Long Island Ducks | RHP Scott, Kristian | Signed |
| 02/17/26 | Long Island Ducks | INF Kusiak, Henry | Signed |
| 02/10/26 | Long Island Ducks | RHP Francis, Harrison | Signed |
| 02/03/26 | Long Island Ducks | RHP Santos, Ramon | Signed |
| 01/13/26 | Long Island Ducks | P/INF Pike, Chad | Signed |
| 01/13/26 | Long Island Ducks | RHP Asa, Jacob | Signed |
| 01/13/26 | Long Island Ducks | OF Robson, Jacob | Signed |
| 01/13/26 | Long Island Ducks | C Flores, Ronaldo | Signed |