BlackRock reportedly transferred 3,625 BTC and 20,598 ETH to Coinbase, a move tracked by on-chain monitoring accounts that has drawn attention from institutional crypto watchers seeking to understand whether the deposit signals routine ETF operations or a shift in positioning. On-chain tracker Lookonchain flagged the transfers, identifying wallet movements tied to BlackRock-linked addresses sending both Bitcoin and Ethereum to Coinbase. The combined transfer, worth hundreds of millions of dollars at prevailing market prices, represents one of the larger single-day institutional deposits observed in recent months. For related coverage, see BlackRock Transfers About $344M in Bitcoin and Ether to Coinbase Prime.