| Closer | 1st in line | 2nd in line | Updated | Closer | 1st in line | 2nd in line | Updated | ||
| BAL | *Domínguez | *Cano | *Soto | 9/28/24 | ATL | Iglesias | Jiménez | Johnson | 9/28/24 |
| BOS | *Martin | *Slaten | Sims | 9/28/24 | MIA | Tinoco | Cronin | Bender | 9/28/24 |
| NYY | Weaver | Kahnle | Hamilton | 9/28/24 | NYM | Ed.Díaz | Garrett | Buttó | 9/28/24 |
| TB | *Uceta | *Cleavinger | *Bigge | 9/28/24 | PHI | Estévez | Hoffman | Strahm | 9/28/24 |
| TOR | Green | G Cabrera | Swanson | 9/28/24 | WAS | Finnegan | Law | Ferrer | 9/28/24 |
| CHW | J Anderson | Ellard | Berroa | 9/28/24 | CHC | Hodge | Ty. Miller | Pearson | 9/28/24 |
| CLE | Clase | Gaddis | Smith | 9/28/24 | CIN | Al.Díaz | Pagán | Cruz | 9/28/24 |
| DET | *Foley | *Holton | *Brieske | 9/28/24 | MIL | D. Williams | Tr Megill | Payamps | 9/28/24 |
| KC | Erceg | Schreiber | Bubic | 9/28/24 | PIT | Chapman | D Santana | Bednar | 9/28/24 |
| MIN | Durán | Jax | Sands | 9/28/24 | STL | Helsley | Kittredge | Liberatore | 9/28/24 |
| HOU | Hader | Abreu | Pressly | 9/28/24 | ARI | *Martinez | *Puk | *Ginkel | 9/28/24 |
| LAA | *Quijada | *Miller | Burke | 9/28/24 | COL | Halvorsen | Chivilli | Vodnik | 9/28/24 |
| OAK | Miller | Ferguson | Otañez | 9/28/24 | LAD | Kopech | Treinen | Phillips | 9/28/24 |
| SEA | Muñoz | Snider | Taylor | 9/28/24 | SD | Suarez | Tan Scott | Adam | 9/28/24 |
| TEX | Yates | Robertson | Leclerc | 9/28/24 | SF | R. Walker | Ty. Rogers | Doval | 9/28/24 |
* = closer-by-committee
