Odaily News According to official data, as of May 2, Circle has issued a total of $2.8 billion USDC in the past 7 days, redeemed about $3 billion USDC, and reduced the circulation by about $200 million. The total circulation of USDC is $33.1 billion, and the reserve is $33.2 billion, of which about $3.4 billion is in cash, and the Circle Reserve Fund holds about $29.8 billion.