Anchorage Digital has partnered with stablecoin protocol Frgmnt to let institutional clients hold, mint, redeem, and stake fUSD tokens through its custody platform without separate custody arrangements. Frgmnt has about $100,000 in total value locked and is currently in a limited invitation-based testing phase. Public access and higher deposit limits are planned for September 15. The annualized yield for sfUSD was 13.32% as of September 4.