2018 Mountain West Conference Leaders Fumbles Lost - Games vs. FBS (I-A) Teams Only through 01/07/2019
| Name | G | Fumbles | Fumbles Lost | Fumble Lost % | |
|---|---|---|---|---|---|
| 1 | UNLV | 11 | 13 | 5 | 38.46 |
| 1 | San Jose State | 11 | 13 | 5 | 38.46 |
| 1 | Boise State | 13 | 16 | 5 | 31.25 |
| 4 | Colorado State | 11 | 14 | 6 | 42.86 |
| 5 | Wyoming | 11 | 15 | 7 | 46.67 |
| 6 | Air Force | 11 | 13 | 8 | 61.54 |
| 6 | Fresno State | 13 | 15 | 8 | 53.33 |
| 6 | New Mexico | 11 | 18 | 8 | 44.44 |
| 6 | Hawai'i | 13 | 19 | 8 | 42.11 |
| 10 | Utah State | 12 | 16 | 10 | 62.50 |
| 11 | Nevada | 12 | 17 | 11 | 64.71 |
| 11 | San Diego State | 12 | 17 | 11 | 64.71 |