2015 Big Ten Conference Leaders Turnover Margin - Games in October Only through 01/11/2016
| Name | G | Fum. Gain | Int. Gain | Total Gain | Fum. Lost | Int. Lost | Total Lost | Margin | Margin/G | |
|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Iowa | 4 | 6 | 7 | 13 | 2 | 2 | 4 | 9 | 2.25 |
| 2 | Purdue | 4 | 1 | 6 | 7 | 4 | 4 | 8 | -1 | -0.25 |
| 3 | Rutgers | 4 | 2 | 5 | 7 | 1 | 3 | 4 | 3 | 0.75 |
| 3 | Penn State | 5 | 5 | 5 | 10 | 7 | 0 | 7 | 3 | 0.60 |
| 5 | Minnesota | 4 | 2 | 4 | 6 | 2 | 4 | 6 | 0 | 0.00 |
| 5 | Michigan | 4 | 0 | 4 | 4 | 4 | 2 | 6 | -2 | -0.50 |
| 7 | Illinois | 4 | 3 | 3 | 6 | 2 | 3 | 5 | 1 | 0.25 |
| 7 | Northwestern | 4 | 1 | 3 | 4 | 2 | 2 | 4 | 0 | 0.00 |
| 7 | Ohio State | 4 | 1 | 3 | 4 | 3 | 1 | 4 | 0 | 0.00 |
| 7 | Wisconsin | 5 | 5 | 3 | 8 | 2 | 7 | 9 | -1 | -0.20 |
| 11 | Michigan State | 4 | 4 | 2 | 6 | 1 | 1 | 2 | 4 | 1.00 |
| 11 | Indiana | 4 | 4 | 2 | 6 | 2 | 4 | 6 | 0 | 0.00 |
| 11 | Nebraska | 5 | 1 | 2 | 3 | 3 | 6 | 9 | -6 | -1.20 |
| 14 | Maryland | 4 | 6 | 1 | 7 | 3 | 11 | 14 | -7 | -1.75 |