The Boston Celtics have filled their 15th and final roster spot ahead of what is hopefully a long postseason run.

Speaking on NBC Sports Boston, Wyc Grousbeck and new Celtics owner William Chisholm discussed the Celtics' sale and much more.

A new era for the Boston Celtics franchise is set to begin this year after the Wyc Grousbeck-led ownership announced an agreement to sell the team to a group led by STG group co-founder William ...

The Boston Celtics were sold Thursday to a group led by Bill Chisholm for a $6.1 billion valuation, the most ever for a North American franchise.