2025 Big 12 Conference Leaders Fumbles Lost - Games vs. FBS Power 5 Conference Teams Only through 10/04/2025
| Name | G | Fumbles | Fumbles Lost | Fumble Lost % | |
|---|---|---|---|---|---|
| 1 | Arizona State | 3 | 2 | 1 | 50.00 |
| 1 | Houston | 3 | 3 | 1 | 33.33 |
| 1 | Oklahoma State | 3 | 3 | 1 | 33.33 |
| 1 | Texas Tech | 3 | 3 | 1 | 33.33 |
| 1 | West Virginia | 4 | 3 | 1 | 33.33 |
| 1 | TCU | 4 | 4 | 1 | 25.00 |
| 1 | Colorado | 4 | 5 | 1 | 20.00 |
| 1 | Kansas | 4 | 7 | 1 | 14.29 |
| 9 | Cincinnati | 3 | 2 | 2 | 100.00 |
| 9 | Arizona | 3 | 4 | 2 | 50.00 |
| 9 | UCF | 3 | 4 | 2 | 50.00 |
| 9 | BYU | 3 | 5 | 2 | 40.00 |
| 9 | Utah | 3 | 7 | 2 | 28.57 |
| 14 | Iowa State | 4 | 5 | 3 | 60.00 |
| 14 | Kansas State | 4 | 6 | 3 | 50.00 |
| 16 | Baylor | 5 | 7 | 6 | 85.71 |