Hook
What this hook does, how much activity runs through it, and which pools use it.
0x42554fa5…09298080
LikelyDynamic FeeactiveUnverified sourceWhat this hook does
Appears to set the swap fee itself: 5 of its pools use Uniswap v4's dynamic fee mode. What drives the fee is not known yet.
Dynamic Fee: Changes fees according to market conditions. Tentative. Inferred from onchain behavior and not confirmed.
- Deployer
- Deployed
- Aug 7, 2026 · 59d ago
- Source
- Not published
- Chain
- Robinhood Chain · Uniswap v4
Volume (24H)
Volume (7D)
Total Volume (indexed)
Swaps (24H)
Liquidity (ETH + stablecoin reserves)
Pools Using Hook
Estimated Fees (24H)
Unique Traders (24H)
Volume · latest day
$0
Pools Using This Hook
9 pools · 24H metrics
| # | Pair | Pool ID | Fee | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | ETH / USDG | 0x30da…725a | $33 | — | 18 | Dynamic | Aug 7, 2026 | 31.0% | |
| 2 | ETH / NVDA | 0x2caf…ea48 | $0 | — | 0 | Dynamic | Aug 27, 2026 | — | |
| 3 | USDG / NVDA | 0x8166…702d | $0 | — | 0 | Dynamic | Aug 26, 2026 | — | |
| 4 | ETH / USDG | 0xfe11…3e6b | $0 | — | 0 | 0.01% | Aug 18, 2026 | — | |
| 5 | SPY / USDG | 0xd98b…f2a7 | $0 | — | 0 | Dynamic | Aug 12, 2026 | — | |
| 6 | ETH / CASHCAT | 0x60bf…f7ea | $0 | — | 0 | Dynamic | Aug 11, 2026 | — | |
| 7 | ETH / USDG | 0x137a…e16a | $0 | — | 0 | 7.50% | Aug 11, 2026 | — | |
| 8 | ETH / USDG | 0x7379…e630 | $0 | — | 0 | 0.25% | Aug 9, 2026 | — | |
| 9 | ETH / USDG | 0xac6b…fdcc | $0 | — | 0 | 0.00% | Aug 9, 2026 | — |
Hook Logic
When this hook runs, read from the permissions encoded in its address
Runs custom logic before every swap. It can change the fee or block the trade.
beforeSwap = true
These describe when the hook is called, not everything it does once called. Not used: beforeInitialize, afterInitialize, beforeAddLiquidity, afterAddLiquidity, beforeRemoveLiquidity, afterRemoveLiquidity, afterSwap, beforeDonate, afterDonate, beforeSwapReturnDelta, afterSwapReturnDelta, afterAddLiquidityReturnDelta, afterRemoveLiquidityReturnDelta.
Contract / Technical Details
- Hook address
- Deployer
- Deployment block
- 30,531,030
- Deployment time
- Fri, 07 Aug 2026 21:22:43 GMT
- Permission bitmap
0x0080 (00000010000000)- Chain ID
- 4663
- Source verification
- Unverified
- Fee revenue
- Derived from pool fees