Grayscale Ethereum Mini Trust ETF adds Bitstamp to index pricing sources

Grayscale Ethereum Staking Mini ETF

Index provider added Bitstamp by Robinhood to CoinDesk Ether Price Index effective Dec 21, 2025.
No trading platforms removed; now six constituent platforms: Coinbase, Kraken, Crypto.com, LMAX Digital, Gemini, Bitstamp.
Change resulted from scheduled quarterly review; Bitstamp met minimum liquidity requirement.
Index methodology unchanged; future changes may occur at any time or during quarterly reviews.

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