| Races | Winners | Most wins | First | Last |
|---|---|---|---|---|
| 4 | 4 | 1 | 2013 | 2014 |
| Season | # | Race | Winner | Engine | Team |
|---|---|---|---|---|---|
| 2014 | 10 | Shell and Pennzoil Grand Prix of Houston | Simon Pagenaud | Honda | Schmidt Peterson Motorsports |
| 2014 | 9 | Shell and Pennzoil Grand Prix of Houston | Carlos Huertas | Honda | Dale Coyne Racing |
| 2013 | 18 | Shell and Pennzoil Grand Prix of Houston | Will Power | Chevrolet | Team Penske |
| 2013 | 17 | Shell and Pennzoil Grand Prix of Houston | Scott Dixon | Honda | Chip Ganassi Racing |