Oklahoma City Thunder guard Cason Wallace agrees to $139 million extension

The Oklahoma City Thunder and guard Cason Wallace have agreed to a five-year, $139 million rookie-scale contract extension. UPI, Reuters and ESPN all reported the agreement, which was confirmed on social media by Excel Sports Management. [1][3][5]

Wallace, who is 22 years old, averaged a career-high 8.6 points, 3.1 rebounds, 2.6 assists and 1.9 steals per game across 77 appearances last season, according to UPI. The agency reported that his 150 total steals led the NBA. Wallace finished seventh in voting for Defensive Player of the Year and earned a spot on the All-Defensive second team. [1]

Wallace was originally selected tenth overall in the 2023 NBA Draft by the Dallas Mavericks before being traded to the Thunder. He played one season of college basketball for the Kentucky Wildcats, where he was a consensus five-star recruit. He won an NBA championship with Oklahoma City in 2025. [8]

Before his college career, Wallace attended Richardson High School in Dallas, Texas. He was named the Gatorade Texas Player of the Year in 2022 and was selected as a McDonald's All-American. [10]