Williams also examines the evolution of his relationship with Mark Cuban, what attracted him to investing in professional sports franchises and how rapidly rising team valuations are affecting the market.

Former Goldman Sachs Partner and Alternative Investments Executive Joins Leadership Team to Accelerate Firm's Next Phase of Growth

Bloomberg's Romaine Bostick sits down with Harbinger Sports Partners Founder & CIO Rashaun Williams to discuss the firm's minority stake in the MLB's Atlhetics

Just in time for the move to Las Vegas, the Athletics are adding Mark Cuban and Falcons minority owner Rashaun Williams to their ownership group in what represents the first deal for Harbinger Sports Partners, the sports-focused private-equity firm launched last May.

That group, Harbinger Sports Partners, is a private-equity firm dedicated to sports and backed by Mark Cuban, who gained fame as the owner of the NBA’s Dallas Mavericks and on the television show “Shark Tank.” Harbinger didn’t specify how much of the team it had acquired in its announcement of the transaction.

An investment fund led by billionaire Mark Cuban is buying a minority stake in MLB’s Athletics. It signals a bet on the burgeoning sports market in Las Vegas, where the franchise is scheduled to move to in a couple years.