Robinhood is building a proprietary Layer 2 blockchain using Arbitrum’s tech stack, designed to host tokenised assets, enable 24/7 trading, cross-chain bridging and self-custody, eventually replacing Arbitrum as its settlement layer

Quotes that support claims

Robinhood said it is developing its own blockchain, which in time will be used to record transactions for tokenized stocks.

The upcoming chain, based on the Arbitrum tech stack, is aimed to support 24/7 trading, self-custody and cross-chain bridging of tokenized assets.