Circle mints $3B USDC on Solana in past 24 hours

Circle just printed $3 billion worth of USDC on the Solana blockchain in a single 24-hour window. The mint is one of the largest single-day USDC issuances on Solana to date, but it’s far from an isolated event. It fits neatly into a pattern that’s been building throughout 2026, one that tells a clear story about where institutional capital wants to park its stablecoin liquidity. Solana’s stablecoin surge by the numbers This $3 billion mint didn’t materialize out of thin air. Circle has been systematically ramping up USDC issuance on Solana all year, often in $250 million tranches that on-chain tracking services like Whale Alert and Lookonchain have documented in real time. In August 2026 alone, approximately $11 billion in gross USDC mints occurred on Solana. By late August, the total USDC circulating supply on Solana crossed the $8 billion mark, representing more than 10% of the global USDC supply for the first time. Circle minted $500 million on June 8 across two $250 million tranches. Mid-June saw a $1 billion single-day mint. On June 29, a $910 million issuance on Solana was paired with a $250 million burn on Ethereum. By mid-July, gross issuance on Solana had reached somewhere...