2025 Big 12 Conference Leaders Fumbles Lost - Games vs. FBS Teams With Non-Winning Record Only through 12/06/2025
| Name | G | Fumbles | Fumbles Lost | Fumble Lost % | |
|---|---|---|---|---|---|
| 1 | Cincinnati | 5 | 3 | 1 | 33.33 |
| 1 | Kansas State | 5 | 5 | 1 | 20.00 |
| 3 | Colorado | 4 | 3 | 2 | 66.67 |
| 3 | Kansas | 4 | 5 | 2 | 40.00 |
| 3 | Oklahoma State | 5 | 5 | 2 | 40.00 |
| 3 | TCU | 5 | 5 | 2 | 40.00 |
| 3 | BYU | 4 | 6 | 2 | 33.33 |
| 3 | UCF | 6 | 8 | 2 | 25.00 |
| 9 | Baylor | 4 | 4 | 3 | 75.00 |
| 9 | Iowa State | 5 | 7 | 3 | 42.86 |
| 9 | West Virginia | 3 | 7 | 3 | 42.86 |
| 9 | Utah | 7 | 9 | 3 | 33.33 |
| 9 | Houston | 7 | 12 | 3 | 25.00 |
| 14 | Arizona State | 5 | 6 | 4 | 66.67 |
| 14 | Arizona | 5 | 8 | 4 | 50.00 |
| 16 | Texas Tech | 7 | 8 | 5 | 62.50 |