Circle, the stablecoin issuer, announced it will launch its proprietary blockchain Arc mainnet on September 16, 2026. Wall Street giant BlackRock, the U.S. Securities Depository and Clearing Corporation, and Visa will act as network validators, according to Crypto.news. This move signals Circle's shift from a pure stablecoin issuer to building underlying infrastructure, aiming to strengthen its market position beyond USDC. It also marks deeper involvement of traditional financial giants in blockchain operations and governance.
Circle, the stablecoin issuer, said it will launch the mainnet for its own blockchain, Arc, on September 16, 2026. And according to Crypto.news, Wall Street heavyweight BlackRock, the U.S. Securities Depository and Clearing Corporation, and Visa will act as validators on the network.
This points to a change at Circle: it is no longer sticking to the role of pure stablecoin issuer and is now building the rails underneath. By controlling the blockchain infrastructure, Circle is trying to tighten its market position beyond its USDC stablecoin. It also means the Arc mainnet launch marks deeper participation by traditional financial giants in blockchain network operations and governance.
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