Where do the Boston Celtics fall in the most expensive team sales in NBA history? The Celtics current majority owners, Wyc and Irv Grousbeck, just elected to sell their shares to a group helmed by private equity billionaire Bill Chisholm, and that is only part of the story that has been turning heads around the league since the news broke.
The bigger element of the deal is that it made the Celtics the most expensive team purchase in the history of the NBA -- and for that matter, any team in the history of any league at an estimated $6.