Ball made the gesture after being called for an offensive foul while driving to the basket with just over four minutes remaining in the fourth quarter. Ball was promptly assessed a technical foul, his sixth of the year.
Ball was fined $35,000 for his gesture at the referee. This is the second time he has been fined since coming into the NBA.
Ball finished the game with a team-high 20 points. He also led the team with eight rebounds and nine assists. On the season, the All-Star is averaging 26.3 points, 9.5 assists, and 8.3 rebounds per game through the first four contests of the year.