At the season's second race, the , he led all 82 laps from pole position for his fourth career win.
Retrieved 3 July 2020.
He went on to score one more top ten finish at in his final five races of 2021 to finish 22nd overall with 158 points.
Castroneves progressed to the in with the Amir Nasr Racing Team, finishing second overall with three victories, four and 52 points from eight races.
The defense argued Castroneves focused on racing rather than his income; he was unaware of his finances and disliked Dutch and Panamanian business dealings.
IRL officials' rejected an appeal from Tracy's squad , upholding Castroneves' second successive Indianapolis 500 victory.