2025 Mountain West Conference Leaders Fumbles Lost - Games vs. FBS Teams With Winning Record Only through 09/13/2025
| Name | G | Fumbles | Fumbles Lost | Fumble Lost % | |
|---|---|---|---|---|---|
| 1 | New Mexico | 1 | 0 | 0 | 0 |
| 1 | San Diego State | 1 | 0 | 0 | 0 |
| 3 | Colorado State | 1 | 1 | 0 | 0.00 |
| 3 | Wyoming | 1 | 1 | 1 | 100.00 |
| 5 | Fresno State | 1 | 2 | 1 | 50.00 |
| 5 | Air Force | 1 | 2 | 1 | 50.00 |
| 5 | Utah State | 1 | 2 | 1 | 50.00 |
| 5 | Hawaii | 1 | 2 | 2 | 100.00 |
| 5 | Nevada | 1 | 2 | 2 | 100.00 |
| 10 | San Jose State | 1 | 3 | 3 | 100.00 |
| 11 | Boise State | 1 | 5 | 3 | 60.00 |