Odaily News According to official data, as of July 4, Circle has issued a total of $2.5 billion USDC in the past 7 days, redeemed about $2.3 billion USDC, and increased the circulation by about $300 million. The total circulation of USDC is $32.8 billion, and the reserve is $33 billion, of which about $4.3 billion is in cash, and the Circle Reserve Fund holds about $28.7 billion.