| Closer | 1st in line | 2nd in line | Updated | Closer | 1st in line | 2nd in line | Updated | ||
| BAL | Kimbrel | Cano | Pérez | 7/1/24 | ATL | Iglesias | Jiménez | Minter | 7/1/24 |
| BOS | Jansen | C Martin | Slaten | 7/1/24 | MIA | Scott | Faucher | Puk | 7/1/24 |
| NYY | Holmes | Weaver | Tonkin | 7/1/24 | NYM | *Garrett | *Diekman | Núñez | 7/1/24 |
| TB | Fairbanks | Adam | Poche | 7/1/24 | PHI | *Alvarado | *Hoffman | Kerkering | 7/1/24 |
| TOR | Green | Pearson | Tr. Richards | 7/1/24 | WAS | Finnegan | Harvey | Floro | 7/1/24 |
| CHW | Kopech | Brebbia | Banks | 7/1/24 | CHC | Neris | Ty Miller | Hodge | 7/1/24 |
| CLE | Clase | Gaddis | Barlow | 7/2/24 | CIN | Al.Díaz | Cruz | Moll | 7/1/24 |
| DET | Foley | Holton | Vest | 7/1/24 | MIL | Megill | Payamps | B Hudson | 7/1/24 |
| KC | McArthur | Schreiber | Stratton | 7/1/24 | PIT | Chapman | Holderman | Nicolas | 7/1/24 |
| MIN | Durán | Jax | Alcala | 7/1/24 | STL | Helsley | Kittredge | Romero | 7/1/24 |
| HOU | Hader | Pressly | Abreu | 7/1/24 | ARI | Sewald | Thompson | Ginkel | 7/1/24 |
| LAA | Estévez | García | Moore | 7/1/24 | COL | Beeks | Vodnik | Lawrence | 7/1/24 |
| OAK | Miller | Erceg | McFarland | 7/1/24 | LAD | Phillips | D Hudson | Vesia | 7/1/24 |
| SEA | Muñoz | Stanek | Thornton | 7/1/24 | SD | Suarez | Estrada | De Los Santos | 7/1/24 |
| TEX | Yates | Robertson | Leclerc | 7/1/24 | SF | Doval | Ty.Rogers | Walker | 7/1/24 |
* = closer-by-committee
