The guard, who led the Terps in scoring, will use his extra year of eligibility.
Hart becomes the second Terp to enter the transfer portal this offseason.
The Terps suffered their largest loss in the NCAA tournament since 2000 in their final game of the 2022-23 season.
The Terps fell to the top-seeded Crimson tide in the second round of the NCAA tournament to bring an end to coach Kevin Willard's inaugural season.
Reese played a career-high 37 minutes and racked up 17 points, nine rebounds and three assists to go along with three blocks in his first NCAA tournament game.
Hakim Hart and Julian Reese combined for 32 points to help the Terps advance.
A tight family bond armed Young to face the disappointment of getting passed up on by his dream school, something that forced him away from home until a new coach prompted his return.
The senior dropped 20 points and hit a joint season-high four threes in the Terps' win over Minnesota.
The Terps will play Indiana on Friday evening in the quarterfinal round.
Carey is the only Terp to win a conference tournament championship.