2018 Big 12 Conference Leaders Fumbles Lost - Games vs. FBS non-Power 5 Conference Teams Only through 01/07/2019
| Name | G | Fumbles | Fumbles Lost | Fumble Lost % | |
|---|---|---|---|---|---|
| 1 | Kansas | 1 | 0 | 0 | 0 |
| 1 | Oklahoma | 2 | 0 | 0 | 0 |
| 3 | TCU | 1 | 5 | 1 | 20.00 |
| 4 | Kansas State | 1 | 4 | 2 | 50.00 |
| 5 | Baylor | 1 | 1 | 1 | 100.00 |
| 5 | Oklahoma State | 2 | 1 | 1 | 100.00 |
| 5 | Texas Tech | 1 | 1 | 1 | 100.00 |
| 5 | Texas | 1 | 1 | 1 | 100.00 |
| 5 | Iowa State | 1 | 2 | 2 | 100.00 |