Odaily News According to a document submitted to the U.S. Securities and Exchange Commission (SEC) on Friday, Fidelity applied to register the "OnChain" stock category for its tokenized U.S. dollar money market fund Fidelity Treasury Digital Fund (FYHXX), which was launched at the end of last year and holds cash and U.S. Treasury securities. Related document information, the "OnChain" category of the FYHXX fund shows that it currently uses the Ethereum network and may be expanded to other blockchains in the future. This registration is subject to regulatory approval and is expected to take effect on May 30. (CoinDesk)