2025 Mountain West Conference Leaders Fumbles Lost - Games in August/September Only through 09/13/2025
| Name | G | Fumbles | Fumbles Lost | Fumble Lost % | |
|---|---|---|---|---|---|
| 1 | San Diego State | 2 | 0 | 0 | 0 |
| 2 | Air Force | 2 | 2 | 1 | 50.00 |
| 2 | Utah State | 3 | 2 | 1 | 50.00 |
| 2 | UNLV | 3 | 3 | 1 | 33.33 |
| 5 | Nevada | 3 | 2 | 2 | 100.00 |
| 5 | Wyoming | 3 | 2 | 2 | 100.00 |
| 7 | New Mexico | 3 | 4 | 3 | 75.00 |
| 7 | Fresno State | 4 | 5 | 3 | 60.00 |
| 7 | Boise State | 2 | 6 | 3 | 50.00 |
| 10 | San Jose State | 2 | 4 | 4 | 100.00 |
| 10 | Colorado State | 2 | 5 | 4 | 80.00 |
| 10 | Hawaii | 4 | 5 | 4 | 80.00 |