2018 Mountain West Conference Leaders Fumbles Lost - Games vs. FBS non-Power 5 Conference Teams Only through 01/07/2019
| Name | G | Fumbles | Fumbles Lost | Fumble Lost % | |
|---|---|---|---|---|---|
| 1 | Colorado State | 8 | 7 | 2 | 28.57 |
| 2 | Fresno State | 10 | 10 | 5 | 50.00 |
| 3 | UNLV | 10 | 11 | 4 | 36.36 |
| 3 | San Jose State | 9 | 11 | 5 | 45.45 |
| 5 | Boise State | 12 | 12 | 4 | 33.33 |
| 6 | Wyoming | 9 | 13 | 6 | 46.15 |
| 6 | Air Force | 11 | 13 | 8 | 61.54 |
| 6 | Nevada | 10 | 13 | 9 | 69.23 |
| 6 | San Diego State | 10 | 13 | 9 | 69.23 |
| 10 | Utah State | 11 | 15 | 10 | 66.67 |
| 11 | New Mexico | 10 | 17 | 7 | 41.18 |
| 12 | Hawai'i | 13 | 19 | 8 | 42.11 |