Billionaire investor Mark Cuban says he has sold most of his Bitcoin, arguing it has failed to function as a reliable hedge against fiat weakness and geopolitical risk.

Outspoken billionaire Mark Cuban is disappointed with Bitcoin's performance, and said he's parted ways with most of the BTC in his portfolio.

Billionaire investor Mark Cuban says he has sold most of his Bitcoin, arguing it has failed to function as a reliable hedge against fiat weakness and geopolitical risk.