Over the past week, USDC circulation increased by about $900 million, bringing total circulation to $42.30 billion

As of December 19, Circle had issued approximately $3.80 billion USDC and redeemed approximately $2.90 billion USDC in the past seven days, increasing circulation by approximately $900 million. The USDC has total liquidity of $42.30 billion and reserves of $42.50 billion, of which cash is about $4.90 billion and the Circle Reserve Fund holds about $37.60 billion.