Wu said that according to SECURITIZE, BlackRock announced today that the BlackRock USD Institutional Digital Liquidity Fund (BUIDL) will expand its access to the blockchain ecosystem by launching new share classes on Aptos, Arbitrum, Avalanche, Optimism's OP mainnet and Polygon. The fund is tokenized by Securitize and was first launched on the Ethereum network in March 2024. Previously, BlackRock was suspected of deploying its tokenized fund (BUIDL) on Avalanche.