| 1) | Gerling, Blake | Idaho | 52.69 (05/14-05/17) | 52.87 (05/14-05/17) | 53.34 (04/17-04/19) | 53.71 (04/11-04/12) | 54.17 (04/05) | 54.29 (05/09-05/10) | 54.30 (05/01-05/02) | 54.30 (05/01-05/02) |
| 2) | Hibbeler, Luke | Saint Louis | 52.69 (05/03-05/04) | 53.45 (05/03-05/04) | 53.64 (04/11-04/12) | 54.29 (04/04-04/05) | 54.34 (04/16-04/19) | 54.52 (03/27-03/29) | 55.55 (03/26-03/29) | 55.59 (03/21-03/22) |