UnlistedRobinhood Chain hook
Unlisted hook
UnlistedRobinhood ChainVerification unknown
0x40d251274e17d246c701f4ee2a21af79dc5b30c4BlockscoutNo registry lists this hook. Unlisted found it in the PoolManager's Initialize events, first pool 39 days ago (2026-09-19 07:11 UTC).
2Pools
53Swaps, 7 days
$643Volume, 7 days
39 days agoFirst pool
What it can do to your swap
- Can take a fee from your outputAfter the pool fills your swap, the hook can keep part of what you were about to receive.
- Runs code before your swap and can block itThe hook is called before every swap. It can revert, which makes your swap fail.
- Runs code after your swap and can block itThe hook is called after every swap. It can revert, which undoes your swap.
- Runs code when a pool is createdCalled once, when someone creates a pool with this hook.
- Runs code after a pool is createdCalled once, right after a pool with this hook is created.
- Can charge a different fee on each swapThe pool's LP fee is dynamic: the hook sets it, swap by swap.
Read from the hook address: flag bits beforeInitialize, afterInitialize, beforeSwap, afterSwap, afterSwapReturnsDelta. Flags glossary.
Last test swap
A quote for a tiny exact-in swap each way through USDG / NVDA with Uniswap's V4 Quoter, compared with the pool's mid-price minus its 0.00% LP fee. It is an eth_call: nothing is signed or spent. Probed 26 h ago, every hour.
USDG to NVDA0.55% takenIn 0.116079 USDGOut 0.000532999 NVDA, expected 0.000535952Gas 101,617
NVDA to USDG0.55% takenIn 0.000535953 NVDAOut 0.11544 USDG, expected 0.116079Gas 91,056
Swaps per day
Volume over the same days: $0, $59, $249, $151, $53, $0, $132. Days end at the snapshot, in UTC.