Jaden Hullaby, a former football player who competed in Texas and New Mexico, has died, both schools said Monday after his family reported him missing. Hullaby was 21 years old.

Hullaby’s cause of death was not released. A relative posted on social media Sunday that Hullaby had been missing since Friday and that the family could not «trace any of his devices,» according to ESPN. He was last seen in the Dallas area before his death was announced.

CLICK HERE FOR MORE SPORTS COVERAGE ON FOXNEWS.COM

Jaden Hullaby, #29 of the Texas Longhorns, warms up before the Orange-White Spring Game at Darrell K Royal-Texas Memorial Stadium on April 23, 2022 in Austin, Texas. (Tim Warner/Getty Images)

«It is such devastating and tragic news to hear of Jaden’s passing,» Longhorns football coach Steve Sarkisian said in a statement. «He was a great person and someone we all enjoyed being with, training with and spending time with. All our thoughts are with his family, friends and teammates, and we want to send our deepest condolences at such a difficult time.»

New Mexico added: «The Lobo family is saddened to learn of the passing of former RB/TE Jaden Hullaby. Our thoughts and prayers are with Jaden’s family and everyone who knew him.»

Jaden Hullaby tackled

New Mexico Lobos running back Jaden Hullaby, #28, is tackled by Maine Black Bears linebacker Adrian Otero, #6, and defensive back Harvey Clayton Jr., #14, during the first half of their game at University Stadium on September 20, 2019. 3, 2022 in Albuquerque, New Mexico. (Sam Wasson/Getty Images)

DEION SANDERS LANDS FORMER HOUSTON STAR RB WHILE ALTON MCCASKILL ANNOUNCES TRANSFER TO COLORADO

Hullaby’s brother, Lando, posted a heartbreaking tweet about Jaden.

«Always living through you big brudda. I love you so much and have you and family forever. I swear rest easy King,» he wrote.

CLICK HERE TO GET THE FOX NEWS APP

Jaden Hullaby carries the ball

New Mexico Lobos running back Jaden Hullaby, #28, runs for yards against the Maine Black Bears during the second half of their game at University Stadium on September 3, 2022 in Albuquerque, New Mexico. (Sam Wasson/Getty Images)

Jaden Hullaby was a linebacker and tight end in college. He appeared in one game for Texas in 2020 but did not play in 2021. He would switch to tight end with the Lobos and had two receptions for 44 yards in eight games. He entered the transfer portal after the season.