| 1 | 2015 | St. Petersburg | 7 | Schmidt Peterson Motorsports | Dallara IL-15 | Mazda MZR-R | 9 | 9 |
| 2 | 2015 | St. Petersburg | 7 | Schmidt Peterson Motorsports | Dallara IL-15 | Mazda MZR-R | 9 | 13 |
| 3 | 2015 | Long Beach | 7 | Schmidt Peterson Motorsports | Dallara IL-15 | Mazda MZR-R | 6 | 4 |
| 4 | 2015 | Barber | 7 | Schmidt Peterson Motorsports | Dallara IL-15 | Mazda MZR-R | 5 | 3 |
| 5 | 2015 | Barber | 7 | Schmidt Peterson Motorsports | Dallara IL-15 | Mazda MZR-R | 6 | 7 |
| 6 | 2015 | Indianapolis | 7 | Schmidt Peterson Motorsports | Dallara IL-15 | Mazda MZR-R | 5 | 5 |
| 7 | 2015 | Indianapolis | 7 | Schmidt Peterson Motorsports | Dallara IL-15 | Mazda MZR-R | 5 | 2 |
| 8 | 2015 | Indianapolis | 7 | Schmidt Peterson Motorsports | Dallara IL-15 | Mazda MZR-R | 5 | 4 |
| 9 | 2015 | Toronto | 7 | Schmidt Peterson Motorsports | Dallara IL-15 | Mazda MZR-R | 2 | 8 |
| 10 | 2015 | Toronto | 7 | Schmidt Peterson Motorsports | Dallara IL-15 | Mazda MZR-R | 3 | 5 |
| 11 | 2015 | Milwaukee | 7 | Schmidt Peterson Motorsports | Dallara IL-15 | Mazda MZR-R | 2 | 2 |
| 12 | 2015 | Iowa | 7 | Schmidt Peterson Motorsports | Dallara IL-15 | Mazda MZR-R | 6 | 3 |
| 13 | 2015 | Mid-Ohio | 7 | Schmidt Peterson Motorsports | Dallara IL-15 | Mazda MZR-R | 1 | 1 |
| 14 | 2015 | Mid-Ohio | 7 | Schmidt Peterson Motorsports | Dallara IL-15 | Mazda MZR-R | 6 | 4 |
| 15 | 2015 | Laguna Seca | 7 | Schmidt Peterson Motorsports | Dallara IL-15 | Mazda MZR-R | 8 | 6 |
| 16 | 2015 | Laguna Seca | 7 | Schmidt Peterson Motorsports | Dallara IL-15 | Mazda MZR-R | 9 | 6 |
| 17 | 2016 | St. Petersburg | 7 | Schmidt Peterson Motorsports with Curb-Agajanian | Dallara IL-15 | Mazda MZR-R | 6 | 5 |
| 18 | 2016 | St. Petersburg | 7 | Schmidt Peterson Motorsports with Curb-Agajanian | Dallara IL-15 | Mazda MZR-R | 11 | 12 |
| 19 | 2016 | Phoenix | 7 | Schmidt Peterson Motorsports with Curb-Agajanian | Dallara IL-15 | Mazda MZR-R | 4 | 3 |
| 20 | 2016 | Barber | 7 | Schmidt Peterson Motorsports with Curb-Agajanian | Dallara IL-15 | Mazda MZR-R | 4 | 6 |
| 21 | 2016 | Barber | 7 | Schmidt Peterson Motorsports with Curb-Agajanian | Dallara IL-15 | Mazda MZR-R | 4 | 4 |
| 22 | 2016 | Indianapolis | 7 | Schmidt Peterson Motorsports with Curb-Agajanian | Dallara IL-15 | Mazda MZR-R | 5 | 8 |
| 23 | 2016 | Indianapolis | 7 | Schmidt Peterson Motorsports with Curb-Agajanian | Dallara IL-15 | Mazda MZR-R | 6 | 15 |
| 24 | 2016 | Indianapolis | 7 | Schmidt Peterson Motorsports with Curb-Agajanian | Dallara IL-15 | Mazda MZR-R | 8 | 11 |
