2018 Big 12 Conference Leaders Fumbles Lost - Games in November Only through 01/07/2019
| Name | G | Fumbles | Fumbles Lost | Fumble Lost % | |
|---|---|---|---|---|---|
| 1 | Oklahoma | 4 | 2 | 2 | 100.00 |
| 1 | Iowa State | 4 | 4 | 2 | 50.00 |
| 1 | Baylor | 4 | 5 | 2 | 40.00 |
| 1 | Texas | 4 | 8 | 2 | 25.00 |
| 5 | Kansas State | 4 | 3 | 3 | 100.00 |
| 5 | Kansas | 4 | 7 | 3 | 42.86 |
| 7 | Texas Tech | 4 | 7 | 4 | 57.14 |
| 7 | West Virginia | 4 | 7 | 4 | 57.14 |
| 7 | TCU | 4 | 13 | 4 | 30.77 |
| 10 | Oklahoma State | 4 | 7 | 5 | 71.43 |