2025 Big 12 Conference Leaders Fumbles Lost - Games vs. Unranked Teams Only (AP Poll) through 01/09/2026
| Name | G | Fumbles | Fumbles Lost | Fumble Lost % | |
|---|---|---|---|---|---|
| 1 | Houston | 11 | 13 | 3 | 23.08 |
| 2 | Cincinnati | 9 | 8 | 4 | 50.00 |
| 2 | BYU | 9 | 9 | 4 | 44.44 |
| 2 | Colorado | 8 | 9 | 4 | 44.44 |
| 2 | Iowa State | 10 | 10 | 4 | 40.00 |
| 2 | Kansas State | 9 | 10 | 4 | 40.00 |
| 2 | Kansas | 8 | 10 | 4 | 40.00 |
| 2 | Utah | 11 | 12 | 4 | 33.33 |
| 2 | UCF | 10 | 16 | 4 | 25.00 |
| 2 | Oklahoma State | 9 | 16 | 4 | 25.00 |
| 11 | Arizona | 12 | 10 | 5 | 50.00 |
| 11 | TCU | 11 | 12 | 5 | 41.67 |
| 13 | Texas Tech | 10 | 13 | 6 | 46.15 |
| 14 | West Virginia | 9 | 17 | 7 | 41.18 |
| 15 | Arizona State | 10 | 16 | 10 | 62.50 |
| 16 | Baylor | 10 | 12 | 11 | 91.67 |