According to the source, spot ETH ETFs are designed to hold ETH in custody and issue shares via creations and redemptions, so sustained net creations can remove ETH from liquid circulation and tighten exchange float. source: U.S. SEC order approving rule changes to list and trade spot Ether ETPs on U.S. exchanges dated May 23, 2024; SEC EDGAR S-1 prospectuses for Ether ETFs filed by BlackRock and Fidelity in 2024 This absorption stacks with Ethereum’s structural mechanics: EIP-1559 burns base fees and proof-of-stake materially lowers issuance versus proof-of-work, reducing net supply when on-chain activity is elevated. source: Ethereum.org documentation for EIP-1559; Ethereum.org proof-of-stake issuance documentation For trading, track three signals: 1) ETF net creations versus redemptions to gauge direct spot demand, 2) daily ETH burn and gas fees to estimate net issuance, and 3) staking deposits and withdrawal queues to assess changes in circulating float and potential unlock pressure. source: ETF issuer daily basket and holdings disclosures on issuer product pages; ultrasound.money burn dashboard; Ethereum Beacon Chain staking data on Ethereum.org Price impact historically strengthens when ETF creations are positive while net issuance is negative, as seen after U.S. spot BTC ETF approvals in early 2024 when persistent inflows coincided with spot price strength. source: U.S. SEC approvals for spot BTC ETFs in January 2024; issuer-reported daily flow statistics on official product pages