$53.8M
Coinbase Prime: Hot Wallet
3MqUP6G1daVS5YTD8fz3QgwjZortWwxXFd
->
Unknown wallet
18wKj5eCnc7Nuro7Fj5qxnKx4zNxwc58ki
Funds leaving exchange, possible accumulation or long-term hold. $53.8M BTC moved from Coinbase Prime: Hot Wallet to an unlabeled destination on Bitcoin. Repeated BTC outflows often point to custody migration, whale accumulation, or reduced exchange float. High priority whale flow: useful for immediate risk monitoring.