[8] In week seven of the 2019 season, Grant intercepted a pass off quarterback Spencer Brasch with a little more than four minutes left, to help the Beavers seal the game and beat California.
[9] Grant finished the year playing in 11 games, and making 40 tackles, with 2.5 going for a loss, a sack, two interceptions, three pass deflections, a forced fumble, and a touchdown.
[15][16] Grant finished the 2022 season as the best of his career, where he put up 64 tackles, with 4.5 going for a loss, a sack, three interceptions, six pass deflections, and a forced fumble.
[17] For his performance he was named second team all Pac-12 and was presented the Thomas C. Hansen Conference medal, which is given to the school's top senior scholar-athletes.
[18][19] Grant finished his Oregon State career with 223 tackles, with ten being for a loss, 2.5 sacks, nine interceptions, 19 pass deflections, four forced fumbles, and a touchdown.