https://techcrunch.com/2024/01/11/usdc-stablecoin-issuer-circle-files-confidentially-for-an-ipo/ > Circle Internet Financial (Circle) has confidentially filed for a proposed IPO, the company said on Thursday. > Circle is the issuer of the stablecoin USDC, which has the second-largest market capitalization on the market, worth about $25.25 billion, according to CoinMarketCap. The largest stablecoin, Tether, had a market cap of $94.65 billion, at the time of publication.