| Wins |
Will Power |
| Race |
Team / Car |
Grid |
Position |
Laps |
Reason |
| 2008 |
| Long Beach |
KV Racing Technology / Panoz-Ford |
4 |
1 |
83 |
running |
| Race |
Team / Car |
Grid |
Position |
Laps |
Reason |
| 2009 |
| Edmonton |
Roger Penske / Dallara-Honda |
1 |
1 |
95 |
running |
| Race |
Team / Car |
Grid |
Position |
Laps |
Reason |
| 2010 |
| Sao Paulo |
Roger Penske / Dallara-Honda |
5 |
1 |
61 |
running |
| St. Petersburg |
Roger Penske / Dallara-Honda |
1 |
1 |
100 |
running |
| Watkins Glen |
Roger Penske / Dallara-Honda |
1 |
1 |
60 |
running |
| Toronto |
Roger Penske / Dallara-Honda |
2 |
1 |
85 |
running |
| Sonoma |
Roger Penske / Dallara-Honda |
1 |
1 |
75 |
running |
| Race |
Team / Car |
Grid |
Position |
Laps |
Reason |
| 2011 |
| Birmingham |
Roger Penske / Dallara-Honda |
1 |
1 |
90 |
running |
| Sao Paulo |
Roger Penske / Dallara-Honda |
1 |
1 |
55 |
running |
| Fort Worth |
Roger Penske / Dallara-Honda |
3 |
1 |
114 |
running |
| Edmonton |
Roger Penske / Dallara-Honda |
2 |
1 |
80 |
running |
| Sonoma |
Roger Penske / Dallara-Honda |
1 |
1 |
75 |
running |
| Baltimore |
Roger Penske / Dallara-Honda |
1 |
1 |
75 |
running |
| Race |
Team / Car |
Grid |
Position |
Laps |
Reason |
| 2012 |
| Birmingham |
Roger Penske / Dallara-Chevrolet |
9 |
1 |
90 |
running |
| Long Beach |
Roger Penske / Dallara-Chevrolet |
12 |
1 |
85 |
running |
| Sao Paulo |
Roger Penske / Dallara-Chevrolet |
1 |
1 |
75 |
running |
| Race |
Team / Car |
Grid |
Position |
Laps |
Reason |
| 2013 |
| Sonoma |
Roger Penske / Dallara-Chevrolet |
3 |
1 |
85 |
running |
| Houston |
Roger Penske / Dallara-Chevrolet |
9 |
1 |
90 |
running |
| Fontana |
Roger Penske / Dallara-Chevrolet |
1 |
1 |
250 |
running |
| Race |
Team / Car |
Grid |
Position |
Laps |
Reason |
| 2014 |
| St. Petersburg |
Roger Penske / Dallara-Chevrolet |
4 |
1 |
110 |
running |
| Belle Isle |
Roger Penske / Dallara-Chevrolet |
16 |
1 |
70 |
running |
| Milwaukee |
Roger Penske / Dallara-Chevrolet |
1 |
1 |
250 |
running |
| Race |
Team / Car |
Grid |
Position |
Laps |
Reason |
| 2015 |
| Indianapolis G.P. |
Roger Penske / Dallara-Chevrolet |
1 |
1 |
82 |
running |
| Race |
Team / Car |
Grid |
Position |
Laps |
Reason |
| 2016 |
| Belle Isle |
Roger Penske / Dallara-Chevrolet |
8 |
1 |
70 |
running |
| Elkhart Lake |
Roger Penske / Dallara-Chevrolet |
1 |
1 |
50 |
running |
| Toronto |
Roger Penske / Dallara-Chevrolet |
4 |
1 |
85 |
running |
| Pocono |
Roger Penske / Dallara-Chevrolet |
8 |
1 |
200 |
running |
| Race |
Team / Car |
Grid |
Position |
Laps |
Reason |
| 2017 |
| Indianapolis G.P. |
Roger Penske / Dallara-Chevrolet |
1 |
1 |
85 |
running |
| Fort Worth |
Roger Penske / Dallara-Chevrolet |
9 |
1 |
248 |
running |
| Pocono |
Roger Penske / Dallara-Chevrolet |
5 |
1 |
200 |
running |
| Race |
Team / Car |
Grid |
Position |
Laps |
Reason |
| 2018 |
| Indianapolis G.P. |
Roger Penske / Dallara-Chevrolet |
1 |
1 |
85 |
running |
| Indianapolis |
Roger Penske / Dallara-Chevrolet |
3 |
1 |
200 |
running |
| Gateway |
Roger Penske / Dallara-Chevrolet |
4 |
1 |
248 |
running |
| Race |
Team / Car |
Grid |
Position |
Laps |
Reason |
| 2019 |
| Pocono |
Roger Penske / Dallara-Chevrolet |
5 |
1 |
128 |
running |
| Portland |
Roger Penske / Dallara-Chevrolet |
2 |
1 |
105 |
running |
| Race |
Team / Car |
Grid |
Position |
Laps |
Reason |
| 2020 |
| Mid-Ohio |
Roger Penske / Dallara-Chevrolet |
1 |
1 |
75 |
running |
| Indianapolis G.P. |
Roger Penske / Dallara-Chevrolet |
1 |
1 |
75 |
running |
| Race |
Team / Car |
Grid |
Position |
Laps |
Reason |
| 2021 |
| Indianapolis G.P. |
Roger Penske / Dallara-Chevrolet |
2 |
1 |
85 |
running |
| Race |
Team / Car |
Grid |
Position |
Laps |
Reason |
| 2022 |
| Belle Isle |
Roger Penske / Dallara-Chevrolet |
16 |
1 |
70 |
running |
| Race |
Team / Car |
Grid |
Position |
Laps |
Reason |
| 2024 |
| Elkhart Lake |
Roger Penske / Dallara-Chevrolet |
5 |
1 |
55 |
running |
| Iowa |
Roger Penske / Dallara-Chevrolet |
22 |
1 |
250 |
running |
| Portland |
Roger Penske / Dallara-Chevrolet |
2 |
1 |
110 |
running |
|
|
| |