# Ekubo

*Singleton architecture AMM delivering ultra-efficient execution for tokenized stocks on Robinhood Chain*

Ekubo is an extreme-efficiency singleton AMM engineered by former Uniswap engineering lead Moody Salem, featuring concentrated liquidity, transient storage, and custom extension hooks optimized for high-frequency tokenized stock swapping on Robinhood Chain.

## At a glance

- **Type:** defi
- **Category:** dex
- **Status:** mainnet
- **Website:** https://ekubo.org/

## The take

### Best for
- High-volume arbitrageurs and aggregators needing minimal gas per hop
- Tokenized stock market makers providing deep concentrated liquidity around fair value ticks
- Developers building custom algorithmic trading hooks directly into AMM swap cycles

### Watch out
- Singleton contract holds all pool states, concentrating smart contract risk in a single deployment
- Advanced interface designed for sophisticated market makers rather than novice retail swappers
- Requires deep understanding of tick math and extension interfaces

## Key facts

- **Founder:** Moody Salem (former Head of Engineering at Uniswap). _(confidence 60%)_
- **Architecture:** Singleton contract architecture with transient storage (EIP-1153) and custom extension hooks. _(confidence 60%)_
- **Chain support:** Robinhood Chain, Starknet, and Arbitrum deployments with unified routing. _(confidence 60%)_

## Key features

- **Singleton Contract Architecture** _(confidence 60%)_: All pools live in one contract, reducing multi-hop swap gas costs by over 50% compared to traditional AMMs.
- **Transient Storage Optimization** _(confidence 60%)_: Utilizes EIP-1153 transient storage opcodes to track intermediate balances with zero persistent storage overhead.
- **Custom Extension Hooks** _(confidence 60%)_: Allows third-party contracts to inject custom logic before, during, and after swaps and liquidity modifications.

## Key influencers & builders (X)

- [Moody Salem (@moody_salem)](https://x.com/moody_salem) · *Founder & Lead Architect* — Former Head of Engineering at Uniswap; creator of Ekubo Protocol's singleton architecture.
- [Ekubo Protocol (@EkuboProtocol)](https://x.com/EkuboProtocol) · *Official Protocol Account* — The ultimate hyper-efficient AMM built for professional traders and tokenized stock liquidity.

## Related entities

- [Uniswap](https://hoodl2.com/entity/uniswap) — competes with
- [Robinhood Chain](https://hoodl2.com/entity/robinhood-chain) — builds on

## Sources

1. [DefiLlama - Ekubo Protocol Robinhood Chain](https://defillama.com/protocol/ekubo) — defillama.com
2. [Ekubo - The Capital Efficient AMM](https://ekubo.org/) — ekubo.org
3. [Ekubo Documentation](https://docs.ekubo.org/) — Ekubo

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Last reviewed: 4 Sept 2026  
Canonical: https://hoodl2.com/entity/ekubo  
Source: HoodL2 (https://hoodl2.com) — an independent, sourced reference for the Robinhood Chain ecosystem. Not affiliated with Robinhood Markets or its subsidiaries.