Stock tokens will initially be issued on Arbitrum.

Sources

Robinhood Launches Stock Tokens, Reveals Layer 2 Blockchain, and Expands Crypto Suite in EU and US with Perpetual Futures and Staking

Referenced by

Robinhood launched over 200 tokenised US stocks and ETFs on the Arbitrum Layer 2 network, marking its first major deployment of tokenised assets in Europe, for eligible European customers, enabling 24/5 trading with no commissions or spread fees

Crypto news