Fidelity's stablecoin FIDD chooses Uniswap as liquidity infrastructure Uniswap announced on the X platform that asset management company Fidelity Investments has chosen Uniswap as the liquidity infrastructure for its stablecoin FIDD, and the FIDD liquidity pool has been launched under the Uniswap protocol. In February, it was announced that Fidelity's stablecoin FIDD was officially launched and open to retail and institutional investors.