According to on-chain analyst Ember, a whale closed a 20,000 ETH long at $2,045 after opening it at $2,003, booking about $850,000 in profit on a position sized at $40.9 million. The whale still holds a 600 BTC long valued at $42 million and 10,158 ETH spot purchased the previous day worth about $21 million. The update adds realized gains on the ETH derivatives trade while showing the trader continues to maintain substantial exposure to both Bitcoin and Ethereum.