| Date | Race | Car | Start | ARP | Finish | Status | Points | Laps | Laps Led | Best Lap Time | Best Lap Speed | Avg Speed | GR | LR | GR-LR | PGAE |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2015-08-30 | GoPro Grand Prix of Sonoma | 4 | 20 | 17.04 | 17 | Running | 26 | 85 | 0 | 80.25 | 106.99 | 93.69 | 3.56 | 15.71 | -12.15 | -6.34 |
| 2015-08-23 | ABC Supply 500 | 4 | 24 | 22.95 | 24 | Mechanical | 6 | 19 | 0 | 41.75 | 215.55 | 195.76 | 0.20 | 1.10 | -0.90 | -0.25 |
| 2015-08-02 | Honda Indy 200 at Mid-Ohio | 4 | 18 | 19.67 | 19 | Running | 11 | 90 | 0 | 66.98 | 121.37 | 105.39 | 1.23 | 14.47 | -13.24 | -21.38 |
| 2015-07-19 | Iowa Corn 300 | 4 | 13 | 20.98 | 20 | Contact | 10 | 191 | 0 | 18.49 | 174.09 | 126.58 | 0.31 | 1.13 | -0.82 | -20.28 |
| 2015-07-12 | ABC Supply Wisconsin 250 | 4 | 19 | 18.52 | 20 | Mechanical | 10 | 156 | 0 | 22.60 | 161.68 | 124.76 | 2.92 | 9.71 | -6.79 | -10.85 |
| 2015-06-27 | MAVTV 500 | 4 | 21 | 19.14 | 12 | Running | 18 | 250 | 0 | 33.55 | 214.61 | 168.67 | 1.03 | 4.00 | -2.97 | -10.86 |
| 2015-06-14 | Honda Indy Toronto | 4 | 20 | 18.03 | 23 | Contact | 7 | 40 | 0 | 61.51 | 102.71 | 86.00 | 0.82 | 3.74 | -2.92 | -8.88 |
| 2015-06-07 | Firestone 600 | 4 | 23 | 20.06 | 19 | Running | 11 | 239 | 0 | 25.06 | 209.03 | 184.29 | 1.05 | 6.99 | -5.94 | -17.99 |
| 2015-05-31 | Chevrolet Dual in Detroit Race 2 | 4 | 21 | 18.01 | 16 | Running | 14 | 67 | 0 | 81.90 | 103.30 | 78.14 | 1.33 | 5.88 | -4.55 | -9.22 |
| 2015-05-30 | Chevrolet Dual in Detroit Race 1 | 4 | 8 | 8.51 | 15 | Running | 15 | 46 | 0 | 80.60 | 104.96 | 73.43 | 1.38 | 3.30 | -1.92 | -4.09 |
| 2015-05-24 | Indianapolis 500 | 4 | 29 | 21.97 | 25 | Contact | 10 | 175 | 0 | 40.57 | 221.84 | 165.29 | 1.82 | 5.43 | -3.60 | -39.55 |
| 2015-05-09 | Angie's List Grand Prix of Indianapolis | 4 | 10 | 8.65 | 8 | Running | 24 | 82 | 0 | 71.25 | 123.23 | 116.18 | 3.17 | 1.85 | 1.31 | 9.15 |
| 2015-04-26 | Honda Indy Grand Prix of Alabama | 4 | 16 | 18.11 | 19 | Running | 11 | 90 | 0 | 70.54 | 117.38 | 106.33 | 2.32 | 27.92 | -25.60 | -20.57 |
| 2015-04-19 | Toyota Grand Prix of Long Beach | 4 | 23 | 18.11 | 23 | Running | 7 | 69 | 0 | 68.10 | 104.04 | 83.24 | 2.32 | 27.92 | -25.60 | -19.22 |
| 2015-04-12 | Indy Grand Prix of Louisiana | 4 | 20 | 16.05 | 17 | Running | 13 | 44 | 0 | 91.08 | 108.30 | 67.29 | 1.54 | 3.60 | -2.06 | -3.29 |
| 2015-03-29 | Firestone Grand Prix Of St. Petersburg | 4 | 17 | 13.06 | 20 | Running | 10 | 109 | 0 | 62.22 | 104.15 | 85.43 | 2.52 | 16.88 | -14.36 | -13.42 |