2025 Big 12 Conference Leaders Fumbles Lost - Games vs. Ranked Teams Only (AP Poll) through 01/09/2026
| Name | G | Fumbles | Fumbles Lost | Fumble Lost % | |
|---|---|---|---|---|---|
| 1 | Arizona | 1 | 0 | 0 | 0 |
| 2 | TCU | 2 | 1 | 0 | 0.00 |
| 3 | West Virginia | 3 | 2 | 0 | 0.00 |
| 3 | Baylor | 2 | 2 | 1 | 50.00 |
| 3 | Houston | 2 | 2 | 1 | 50.00 |
| 3 | Iowa State | 2 | 2 | 1 | 50.00 |
| 7 | Colorado | 4 | 3 | 2 | 66.67 |
| 8 | Texas Tech | 4 | 4 | 2 | 50.00 |
| 8 | Oklahoma State | 3 | 4 | 3 | 75.00 |
| 10 | Arizona State | 3 | 5 | 2 | 40.00 |
| 10 | UCF | 2 | 5 | 2 | 40.00 |
| 10 | Utah | 2 | 5 | 3 | 60.00 |
| 10 | Cincinnati | 4 | 5 | 4 | 80.00 |
| 10 | Kansas State | 3 | 5 | 4 | 80.00 |
| 15 | Kansas | 4 | 7 | 1 | 14.29 |
| 16 | BYU | 5 | 8 | 5 | 62.50 |