Jack Dorsey’s Square Acquiring Majority Ownership Stake in Jay-Z’s Tidal for $297 Million Square, the mobile payments company co-founded by Twitter’s Jack Dorsey, is acquiring a majority stake in Jay-Z’s Tidal music streaming platform. Square will pay a mix of cash and stock in the amount of $297 million for a significant majority ownership stake. Existing artist shareholders will be the remaining stakeholders. Jay-Z will join Square’s Board of Directors. The deal will close in the second quarter of 2021.