Robinhood Chain (chain id 4663) is Robinhood's own Arbitrum Nitro L2 settling on Ethereum, and the only home of its RHJ Stock Tokens: 193 tokens with supply, $162M circulating, live since 1 Jul 2026. The tokens are native with no bridge, and Uniswap v4, Morpho and Lighter hold large shares of them.
Native issuers
Robinhood (RHJ Stock Tokens, 194 in the official API list)
Bridged in
None; the Stock contract has no OFT or bridge mint and burn
Bridge
Chain bridge is Ethereum L1 to L2 (Arbitrum gateways); stock tokens do not bridge
Token standard
ERC-20 with ERC-8056 scaled UI multiplier, behind a beacon proxy, 18 decimals
History
Read from archive state; Robinhood value went from $68M (Aug 2026) to $162M