What are Robinhood Chain and Robinhood Stock Tokens?

What is Robinhood Chain?

Robinhood Chain is an Ethereum Layer 2 operated by Robinhood, built for tokenized real-world assets - primarily stocks and ETFs - and launched on mainnet on July 1st, 2026.

It runs on Arbitrum's Orbit stack (the same Nitro technology behind Arbitrum One), settles to Ethereum, and uses Ethereum blobs for data availability. The mainnet chain ID is 4663.

Rather than inventing new technology, Robinhood Chain reuses proven Ethereum building blocks: gas is paid in ETH, there is no native chain token, and no new virtual machine or consensus mechanism was introduced.

As on other EVM chains, standard Solidity contracts deploy unchanged, the chain supports ERC-4337 account abstraction, and deployment is permissionless - anyone can build on it, though Robinhood operates the core infrastructure and issues the flagship assets, its Stock Tokens.

Consensus and sequencing

As an optimistic rollup, Robinhood Chain does not run its own consensus in the Layer 1 sense; it inherits settlement security from Ethereum.

Transactions are ordered by a sequencer operated by Robinhood, on a first-come, first-served basis - ordering is determined strictly by arrival time, so no transaction can jump the queue by paying a higher fee. The sequencer executes transactions, provides near-instant soft confirmations, and batches data to Ethereum.

The sequencer is centralized. The standard Arbitrum escape hatch applies: if the sequencer censors or stalls, users can force transactions into the canonical chain through the delayed inbox on Ethereum after a time bound. Transaction screening at the sequencer level is documented in the chain's own materials, which is worth knowing for anyone assuming full neutrality at the ordering layer.

Governance

There is no governance token and no token-holder governance. Robinhood operates the sequencer and controls the chain's core contracts and upgrades. One structural obligation applies: as an Orbit chain settling outside Arbitrum One, Robinhood Chain routes 10% of net sequencer revenue to the Arbitrum ecosystem - 8% to the Arbitrum DAO treasury and 2% to the Arbitrum Developer Guild - under the Arbitrum Expansion Program.

What are Robinhood's Stock Tokens?

Robinhood's Stock Tokens are ERC-20 tokens on Robinhood Chain, each tracking a US-listed stock or ETF, with one deployed contract per instrument and 18 decimals.

From a legal standpoint, each token is a tokenized debt security issued by Robinhood Assets (Jersey) Limited, backed by the underlying instrument and providing economic exposure to it - not legal or beneficial ownership of the share. This places Robinhood in the same broad structural family as other issuers using debt-instrument models, distinct from direct-ownership structures.

Corporate actions are handled through ERC-8056, the Scaled UI Amount extension co-authored by Robinhood.

Each token exposes a multiplier (uiMultiplier()) that scales the displayed amount while raw balances and total supply stay fixed: a split moves the multiplier rather than minting tokens, and dividends are reinvested rather than paid out, so the tokens track total return. The tokens are not rebasing - balanceOf always returns raw amounts, which preserves composability with DeFi protocols holding them.

Beyond the multiplier, the tokens are standard, transferable ERC-20s. The geo-restriction sits at the distribution layer, on Robinhood's venues, rather than in the token contract, which transfers like any other ERC-20 on the chain.

How do funds get onto the chain?

Robinhood Chain uses the standard Arbitrum bridging architecture. The canonical route bridges ETH or ERC-20 tokens from Ethereum using Arbitrum's retryable-ticket system, with deposits typically confirming within about ten minutes. The return leg is far slower: because the chain is an optimistic rollup, a canonical withdrawal back to Ethereum has to clear the fraud-proof challenge period, which takes about seven days.

The canonical bridge is not the only way in. Robinhood's documentation also lists third-party routes: LI.FI, Relay, Across, Stargate, and Chainlink CCIP. They connect more chains than the canonical bridge, and they are usually faster in both directions.

Most funds arrive as ETH, USDC, or USDG. USDG is the Global Dollar, a stablecoin issued by Paxos, and it anchors the chain's main trading pairs. Some routes convert USDC into USDG on the way in.

Gas is always paid in ETH. A wallet therefore needs a small ETH balance to do anything on the chain, whichever asset it bridged in.

How to bridge ETH to Robinhood Chain

The canonical route, step by step:

1. Hold ETH on Ethereum mainnet, with a margin above the intended deposit to cover Layer 1 gas.
2. Open the bridge from the official bridging documentation, rather than from a search result or a link in a social post. The canonical route is the Arbitrum portal bridge rather than a Robinhood-hosted front-end, since the chain runs on the Orbit stack.
3. Connect a wallet and set the route - Ethereum as the source, Robinhood Chain as the destination, ETH as the asset - then enter the amount.
4. Confirm the transaction on Ethereum. The deposit moves through Arbitrum's retryable-ticket system and typically arrives within about ten minutes.
5. Add Robinhood Chain to the wallet (chain ID 4663) to see the balance on arrival. The bridged ETH serves as gas for everything that follows.

For funds starting on other chains - or when speed matters more than the canonical path - the third-party routes listed above perform the same job, generally settling in seconds and often converting the asset in transit (for instance, delivering USDC from another chain as USDG).

How are tokenized stocks bought on the chain?

There are two distinct paths to acquiring Robinhood's tokenized products:

• Robinhood's venues - Stock Tokens are distributed through Robinhood's own products in supported jurisdictions, which handle the purchase and the compliance checks that apply at the distribution layer.
• Secondary markets - Since Stock Tokens are transferable ERC-20s on a permissionless chain, they also trade on decentralized exchanges deployed on Robinhood Chain, where a wallet can swap a stablecoin (such as Paxos' USDG) into them without an account. Secondary liquidity depends on the token and the time of day: outside the underlying market's trading hours, prices can drift to a premium or discount as the arbitrage that normally closes the gap stalls.

The distinction matters for what a buyer receives: the token is the same instrument either way, but the venue determines eligibility checks, pricing, and fees.

How are the tokenized stocks and ETFs custodied?

Each Stock Token is backed by the underlying instrument. The issuer, Robinhood Assets (Jersey) Limited, holds that backing against the debt securities it issues, and the shares themselves sit at a US broker-dealer, Alpaca Securities, acting as custodian. The holder's claim is against the issuer, collateralized by the underlying, rather than a direct claim on the share itself.

What a holder receives in practice - dividend treatment, what happens in a merger or delisting, redemption rights - is defined by the issuer's terms, as with any tokenized equity. The checks that apply to any tokenized asset apply here unchanged: the issuer and exact product, the evidence of backing, the contract address, and the redemption terms. The general framework is covered in How to evaluate a tokenized asset.

Key takeaways

Robinhood Chain pairs a network with a product: a conventional Arbitrum Orbit Layer 2 settling to Ethereum - ETH for gas, no native token, permissionless deployment - with Robinhood operating the sequencer and a fixed share of its revenue flowing back to the Arbitrum ecosystem.

The Stock Tokens are its anchor assets: transferable ERC-20s tracking US-listed stocks and ETFs, issued as tokenized debt securities by Robinhood Assets (Jersey) Limited - economic exposure backed by the underlying, not ownership of the share. Corporate actions run through ERC-8056, with splits moving a display multiplier and dividends reinvested, so the tokens track total return.

Funds arrive over the canonical bridge or third-party routes, and the tokens trade through Robinhood's venues and the chain's own decentralized exchanges - though distribution is geo-restricted and excludes US persons. As anywhere, the issuer's terms define what a holder receives: confirm the issuer, the backing, the contract address, and the redemption conditions before acquiring.