2018 Big 12 Conference Leaders Fumbles Lost - Games Lost Only through 01/07/2019
| Name | G | Fumbles | Fumbles Lost | Fumble Lost % | |
|---|---|---|---|---|---|
| 1 | Oklahoma | 2 | 2 | 2 | 100.00 |
| 1 | Texas | 4 | 7 | 2 | 28.57 |
| 3 | West Virginia | 4 | 3 | 3 | 100.00 |
| 4 | Iowa State | 5 | 5 | 4 | 80.00 |
| 4 | Texas Tech | 7 | 7 | 4 | 57.14 |
| 6 | Oklahoma State | 6 | 11 | 5 | 45.45 |
| 6 | Baylor | 6 | 12 | 5 | 41.67 |
| 8 | Kansas State | 7 | 11 | 6 | 54.55 |
| 8 | TCU | 6 | 14 | 6 | 42.86 |
| 10 | Kansas | 9 | 16 | 7 | 43.75 |