Circle has minted 500 million USDC on the Solana blockchain as of December 26, 2025, according to Onchain Lens. This minting increases the total USDC supply on Solana to 5.5 billion for the year. Solana remains a significant platform for stablecoin activity, with USDC playing a crucial role in decentralized finance (DeFi) applications. Traders are closely monitoring these developments as stablecoins continue to be integral to the DeFi ecosystem.