After 14 years as super shark, Mark Cuban swims away from ABC's "Shark Tank" with a final episode May 16. Why the maverick says he's leaving.

Mark Cuban, who is leaving 'Shark Tank' after more than a decade, said he had "no second thoughts at all" about his exit

The Harbinger Sports Partners Fund will focus on acquiring stakes of as much as five percent, the group said in a statement, adding that it expects to invest $50 million to $150 million in each transaction and use secondary offerings to exit the positions within seven to 10 years.