| 1 | 2017 | St. Petersburg | 98 | Andretti-Steinbrenner Racing | Dallara IL-15 | Mazda MZR-R | 5 | 2 |
| 2 | 2017 | St. Petersburg | 98 | Andretti-Steinbrenner Racing | Dallara IL-15 | Mazda MZR-R | 1 | 1 |
| 3 | 2017 | Barber | 98 | Andretti-Steinbrenner Racing | Dallara IL-15 | Mazda MZR-R | 12 | 1 |
| 4 | 2017 | Road America | 98 | Andretti-Steinbrenner Racing | Dallara IL-15 | Mazda MZR-R | 1 | 3 |
| 5 | 2017 | Mid-Ohio | 98 | Andretti-Steinbrenner Racing | Dallara IL-15 | Mazda MZR-R | 2 | 2 |
| 6 | 2017 | Gateway | 98 | Andretti-Steinbrenner Racing | Dallara IL-15 | Mazda MZR-R | 7 | 3 |
| 7 | 2017 | Watkins Glen | 98 | Andretti-Steinbrenner Racing | Dallara IL-15 | Mazda MZR-R | 1 | 3 |
| 8 | 2018 | St. Petersburg | 98 | Andretti-Steinbrenner Racing | Dallara IL-15 | Mazda MZR-R | 3 | 3 |
| 9 | 2018 | Barber | 98 | Andretti-Steinbrenner Racing | Dallara IL-15 | Mazda MZR-R | 1 | 2 |
| 10 | 2018 | Barber | 98 | Andretti-Steinbrenner Racing | Dallara IL-15 | Mazda MZR-R | 3 | 3 |
| 11 | 2018 | Indianapolis | 98 | Andretti-Steinbrenner Racing | Dallara IL-15 | Mazda MZR-R | 2 | 1 |
| 12 | 2018 | Indianapolis | 98 | Andretti-Steinbrenner Racing | Dallara IL-15 | Mazda MZR-R | 2 | 1 |
| 13 | 2018 | Indianapolis | 98 | Andretti-Steinbrenner Racing | Dallara IL-15 | Mazda MZR-R | 6 | 1 |
| 14 | 2018 | Road America | 98 | Andretti-Steinbrenner Racing | Dallara IL-15 | Mazda MZR-R | 3 | 1 |
| 15 | 2018 | Road America | 98 | Andretti-Steinbrenner Racing | Dallara IL-15 | Mazda MZR-R | 4 | 2 |
| 16 | 2018 | Iowa | 98 | Andretti-Steinbrenner Racing | Dallara IL-15 | Mazda MZR-R | 2 | 2 |
| 17 | 2018 | Mid-Ohio | 98 | Andretti-Steinbrenner Racing | Dallara IL-15 | Mazda MZR-R | 3 | 2 |
| 18 | 2018 | Mid-Ohio | 98 | Andretti-Steinbrenner Racing | Dallara IL-15 | Mazda MZR-R | 3 | 2 |
| 19 | 2018 | Gateway | 98 | Andretti-Steinbrenner Racing | Dallara IL-15 | Mazda MZR-R | 1 | 2 |
| 20 | 2018 | Portland | 98 | Andretti-Steinbrenner Racing | Dallara IL-15 | Mazda MZR-R | 2 | 2 |
