| # | Track | Winner |
|---|
| 1 | Texas Motor Speedway | Scott Dixon |
| 2 | Indianapolis Motor Speedway Road Course | Scott Dixon |
| 3 | Road America | Scott Dixon |
| 4 | Road America | Felix Rosenqvist |
| 5 | Iowa Speedway | Simon Pagenaud |
| 6 | Iowa Speedway | Josef Newgarden |
| 7 | Indianapolis Motor Speedway | Takuma Sato |
| 8 | World Wide Technology Raceway | Scott Dixon |
| 9 | World Wide Technology Raceway | Josef Newgarden |
| 10 | Mid-Ohio Sports Car Course | Will Power |
| 11 | Mid-Ohio Sports Car Course | Colton Herta |
| 12 | Indianapolis Motor Speedway Road Course | Josef Newgarden |
| 13 | Indianapolis Motor Speedway Road Course | Will Power |
| 14 | Streets of St. Petersburg | Josef Newgarden |
Lead Lap — NASCAR, IndyCar & Formula 1 statistics. Not affiliated with any sanctioning body.