A native of State College, Pennsylvania, Stupar played at Penn State, where he appeared in 52 games (16 starts) and registered 205 tackles, five sacks, four interceptions, two fumble recoveries, one forced fumble and 12 passes defensed, in his career.

He had led the Jaguars in tackles during the preseason but was cut in lieu of J. T. Thomas, who is more multi-dimensional and able to play both special teams and all three linebacker positions.

[4] In Week 4 of the 2015 season against the Houston Texans, Stupar scored his first touchdown off a fumble recovery on the last play of the game.

Stupar filed an injury grievance against the Giants, and reached an amicable settlement with the team.

[12] Stupar’s older brother, Jonathan, was an American football tight end, who played for the Buffalo Bills from 2009 to 2010.