Data: USDC circulation increased by approximately 400 million in the past 7 days According to official data, in the 7 days ending October 2, Circle issued around 6.8 billion USDC and redeemed about 6.4 billion USDC, resulting in a net circulation increase of approximately 400 million. The total circulation of USDC stands at 74.2 billion, with reserves of approximately $74.3 billion, including around $9.9 billion in cash and $64.5 billion held in the Circle Reserve Fund.