2015 Big 12 Conference Leaders Fumbles Lost - Games vs. FBS Power 5 Conference Teams Only through 01/11/2016
| Name | G | Fumbles | Fumbles Lost | Fumble Lost % | |
|---|---|---|---|---|---|
| 1 | Kansas State | 10 | 7 | 4 | 57.14 |
| 1 | TCU | 11 | 11 | 4 | 36.36 |
| 1 | Oklahoma State | 10 | 13 | 4 | 30.77 |
| 4 | Oklahoma | 11 | 12 | 6 | 50.00 |
| 5 | West Virginia | 11 | 12 | 7 | 58.33 |
| 5 | Texas | 10 | 13 | 7 | 53.85 |
| 7 | Texas Tech | 11 | 15 | 8 | 53.33 |
| 8 | Iowa State | 10 | 21 | 9 | 42.86 |
| 9 | Kansas | 10 | 23 | 10 | 43.48 |
| 10 | Baylor | 10 | 19 | 11 | 57.89 |