The Boston Celtics were relatively quiet at the 2025 NBA trade deadline. The team's only move was a financial one, as Boston sent guard Jaden Springer to the Houston Rockets for a pick swap, saving Boston $15 million in luxury tax penalties.

After a fairly quiet NBA trade deadline by the Boston Celtics, the defending champs will now hit the buyout market to fill at least one open roster spot

The Celtics do have limitations in terms of who they can sign on the buyout market. Boston is above the second apron so they aren’t allowed to sign players that were making more than the non-taxpayer midlevel exception ($12.9 million) when they were bought out.