Antoine Walker net worth and salary: Antoine Walker is a retired American professional basketball player who has a net worth of -$1 million. Antoine Walker was a professional basketball player on NBA teams such as the Boston Celtics and Dallas Mavericks. He now plays on the Idaho Stampede of the NBA Development League. He was born in Chicago, Illinois. After earning more than $100 million in career salary, somehow Antoine Walker managed to blow through his entire NBA fortune. He filed for bankruptcy in 2007.