According to ChainCatcher, official data shows that over the 7-day period ending May 21, Circle issued approximately $8.1 billion in USDC and redeemed approximately $7.7 billion in USDC, resulting in a net increase of about $400 million in circulation. The total circulating supply of USDC is $76.9 billion, with reserves totaling approximately $77.1 billion, comprising approximately $45.7 billion in overnight reverse repurchase agreements on U.S. Treasuries, approximately $18.6 billion in U.S. Treasuries with maturities under three months, approximately $12.2 billion in deposits at systemically important institutions, and approximately $600 million in other bank deposits.
USDC circulation increases by $400 million in 7 days
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Summary
Inflation data from ChainCatcher shows that USDC circulation increased by $400 million over seven days, from May 14 to May 21, 2026. Circle issued $8.1 billion and redeemed $7.7 billion during this period. The total USDC supply now stands at $76.9 billion, backed by $77.1 billion in reserves, which include $45.7 billion in overnight reverse repos, $18.6 billion in short-term U.S. Treasuries, $12.2 billion in deposits at systemically important banks, and $600 million in other bank deposits. This update comes amid ongoing crypto news surrounding stablecoin dynamics and reserve transparency.
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