The Boston Celtics’ record-setting $6.1 billion sale to William Chisholm is expected to close late next week or early the following week, according to a recent report by Sportico. Three people familiar with the details, who were not authorized to speak publicly, said the deal is nearing its final stage.

The transaction still requires approval from the NBA’s Board of Governors, which is composed of the league’s 30 team owners. The vote can be conducted remotely and does not require a formal meeting.

In March, Chisholm’s group reached an agreement to purchase the Celtics in two stages, aligning with the ownership transition plan set by the Grousbeck family. The first payment valued the franchise at $6.1 billion, setting a record for the most expensive control sale in sports history a

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