2025 Big Ten Conference Leaders Turnover Margin - Games in December/January Only through 01/09/2026
| Name | G | Fum. Gain | Int. Gain | Total Gain | Fum. Lost | Int. Lost | Total Lost | Margin | Margin/G | |
|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Northwestern | 1 | 3 | 1 | 4 | 0 | 1 | 1 | 3 | 3.00 |
| 1 | Indiana | 3 | 3 | 2 | 5 | 0 | 1 | 1 | 4 | 1.33 |
| 3 | Oregon | 3 | 2 | 2 | 4 | 2 | 4 | 6 | -2 | -0.67 |
| 4 | Illinois | 1 | 1 | 0 | 1 | 0 | 0 | 0 | 1 | 1.00 |
| 4 | Ohio State | 2 | 1 | 1 | 2 | 0 | 3 | 3 | -1 | -0.50 |
| 4 | Michigan | 1 | 1 | 0 | 1 | 0 | 3 | 3 | -2 | -2.00 |
| 7 | Washington | 1 | 0 | 5 | 5 | 1 | 0 | 1 | 4 | 4.00 |
| 7 | Minnesota | 1 | 0 | 1 | 1 | 1 | 0 | 1 | 0 | 0.00 |
| 7 | Penn State | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0.00 |
| 7 | USC | 1 | 0 | 1 | 1 | 0 | 2 | 2 | -1 | -1.00 |
| 7 | Iowa | 1 | 0 | 0 | 0 | 0 | 1 | 1 | -1 | -1.00 |
| 7 | Nebraska | 1 | 0 | 0 | 0 | 0 | 1 | 1 | -1 | -1.00 |