Sampson had been playing for the Bulls’ Windy City affiliate, averaging 21.1 points and 9.1 rebounds in 24 games. The 26-year-old forward joined the G League team after being cut by Chicago in the preseason.
Sampson was a two-way player with the Kings last year, appearing in 22 NBA games. He signed with the Bulls after Sacramento withdrew a qualifying offer last summer. Sampson has also spent time with the Sixers and Nuggets.