Men's 400 Freestyle - B Final
World Record: Lucas Martens, 3:39.96
American Record: Larsen Jensen, 3:42.78
U.S. Open Record: Larsen Jensen, 3:43.53
Meet Record: Yang Sun, 3:43.55
2025 TYR Pro Swim Series Westmont:
Samuel Short, 3:44.83
2025 TYR Pro Swim Series Sacramento:
Samuel Short, 3:43.84
Click on the athlete's name below to view their bio.
| Name | Prelims Time |
|---|---|
| Francis Brennan Lane 1 | 3:59.14 |
| Max Vorobiev Lane 2 | 3:58.86 |
| Charlie Kulp Lane 3 | 3:58.74 |
| Nicholas Subagyo Lane 4 | 3:58.34 |
| Norvin Clontz Lane 5 | 3:58.54 |
| Luke Ellis Lane 6 | 3:58.81 |
| Jake Mason Lane 7 | 3:58.90 |
| Spencer Belbot Lane 8 | 3:59.16 |