2025 Big 12 Conference Leaders Fumbles Lost - Games in October Only through 01/09/2026
| Name | G | Fumbles | Fumbles Lost | Fumble Lost % | |
|---|---|---|---|---|---|
| 1 | Arizona | 3 | 3 | 1 | 33.33 |
| 1 | Cincinnati | 4 | 3 | 1 | 33.33 |
| 1 | Utah | 3 | 3 | 1 | 33.33 |
| 1 | Colorado | 3 | 4 | 1 | 25.00 |
| 1 | Houston | 4 | 4 | 1 | 25.00 |
| 1 | Kansas State | 3 | 4 | 1 | 25.00 |
| 1 | Iowa State | 3 | 5 | 1 | 20.00 |
| 1 | Arizona State | 3 | 6 | 1 | 16.67 |
| 1 | West Virginia | 3 | 7 | 1 | 14.29 |
| 10 | BYU | 4 | 5 | 2 | 40.00 |
| 10 | TCU | 4 | 5 | 2 | 40.00 |
| 10 | UCF | 3 | 6 | 2 | 33.33 |
| 13 | Kansas | 3 | 6 | 3 | 50.00 |
| 13 | Texas Tech | 4 | 6 | 3 | 50.00 |
| 15 | Baylor | 3 | 4 | 4 | 100.00 |
| 15 | Oklahoma State | 4 | 11 | 4 | 36.36 |