Boston Celtics owner Wyc Grousbeck holds up the Larry O'Brien Championship Trophy after Game 5 of the NBA Finals basketball series against the Dallas Mavericks, Monday, June 17, 2024, in Boston.

Boston Celtics owner brutally rubs in a fifty year plus championship-less run for the Knicks.

Oct 22, 2024; Boston, Massachusetts, USA; Boston Celtics co-owner Wyc Grousbeck is presents championship rings during the opening night banner raising ceremony before the start of the game against ...

Nov 13, 2024; Brooklyn, New York, USA; Boston Celtics majority owner Wyc Grousbeck shows his 2024 NBA championship ring to a fan during the second half of the game between the Brooklyn Nets and ...

July 3, 2025, 1:41pm ESTBy Ananya Mallick Follow Us 25 Kendrick Perkins (Image Credits: Imagn) When the Boston Celtics won their 18th NBA title in 2024, they celebrated the parade with the whole team.

Since becoming the owner of the Boston Celtics in 2002, Wyc Grousbeck has seen his team win two NBA championships in 2008 and 2024. Furthermore, during his tenure as the Celtics’ owner, the team ...