2026 Big 12 Conference Leaders Fumbles Lost - Games vs. Conference Teams Only through 09/19/2026
| Name | G | Fumbles | Fumbles Lost | Fumble Lost % | |
|---|---|---|---|---|---|
| 1 | Arizona | 1 | 0 | 0 | 0 |
| 1 | BYU | 1 | 0 | 0 | 0 |
| 1 | Texas Tech | 1 | 0 | 0 | 0 |
| 1 | Arizona State | 1 | 1 | 0 | 0.00 |
| 5 | Houston | 1 | 2 | 1 | 50.00 |
| 6 | Kansas | 1 | 3 | 2 | 66.67 |