As a junior in 2008 he averaged 16 points and 12 rebounds per game, and was named All-Central League, All-Chester County, and Main Line Player of the Year.

[5] He was named All-Main Line, Chester County Player of the Year, third-team Class AAAA All-State, Central League MVP, and was a McDonald's All-American nominee in 2009.

[5] Cohen, a 6 ft 10 in (2.08 m) power forward, came to Davidson College in the 2009–10 season, and quickly joined the starting lineup of the Wildcats.

[11][12] In an unusual move, Cohen's teammate De'Mon Brooks was named player of the year by the league's coaches.

[24] On May 8, 2017, Cohen recorded a season-high 27 points, shooting 12-of-16 from the field, along with 6 rebounds and 6 assists in an 85–95 loss to Hapoel Gilboa Galil.

[27] On May 27, 2019, Cohen recorded a season-high 21 points, shooting 8-of-11 from the field, along with three rebounds, four assists and two steals, in an 85–72 playoff win over Hapoel Tel Aviv.

[29] On December 23, 2019, Cohen recorded a double-double with a career-high 33 points and 14 rebounds, while shooting 14-of-22 from the field, in a 112–110 double overtime win over Hapoel Gilboa Galil.

[33] On October 8, he was named the top Israeli playing abroad for the week after posting 13 points against Bilbao Basket.

[35] Cohen, who was granted Israeli citizenship on the basis of his being Jewish, represented Israel in the FIBA Europe Under-20 Championship Division B in Austria in 2010.

[8][39] Cohen is a member of the senior men's Israeli national basketball team, On November 24, 2017, he made his first appearance for the senior team at the 2019 FIBA Basketball World Cup qualification match against Estonia, recording 10 points, 7 rebounds and 3 assists.