Grayscale Ethereum Trust adds Anchorage Digital as second Ether custodian; Coinbase remains primary

Grayscale Ethereum Staking ETF

Trust entered custodial agreement with Anchorage Digital Bank on Aug 8, 2025, to custody a portion of its Ether holdings.
Anchorage will hold private keys in cold storage; Coinbase remains primary custodian, unchanged.
Sponsor has not yet determined amount of Ether to move; addition reflects risk management for growing trust size.
Agreement also covers Grayscale Bitcoin Trust ETF (GBTC) as a client under same master custody agreement.
Anchorage Digital is a national trust bank chartered by OCC; provides custody and safekeeping services.

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