He is a still rings specialist and is a member of the United States men's national artistic gymnastics team.

His father Mark was an Iowa State Cyclones men's gymnastics team member from 1981 to 1986 and was the Male Athlete of the Year in 1986.

[1] He also has a sister, Maddie Diab, who also competed for the Iowa State Cyclones women's gymnastics team.

[6] During his junior year in April 2018, he competed at the NCAA Championships, where he posted a score of 14.500 on still rings and won gold and helped his team win bronze at the event.

[8] In February 2019, he competed at the 2019 Winter Cup, where he posted a score of 14.550 on still rings during the preliminary round, and 14.600 to finish with a two-day total of 29.150 and won silver in the event.

[12][13] In August 2019, he competed at the 2019 U.S. National Gymnastics Championships, where he finished with a two-day total of 29.350 and won gold on still rings.

As a result, he qualified to compete at the Olympic trials and was named to the United States men's national gymnastics team.