According to @ai_9684xtpa, wallet 0x54d...e6029 bought 1,354 ETH at 4,282 USD about 10 hours ago (~5.8 million USD), after earlier entries near 4,710 USD, bringing holdings to 3,477 ETH with a new average cost of 4,543 USD and an unrealized loss of about 841,000 USD (source: @ai_9684xtpa; on-chain source: explorer.cow.fi/address/0x54d250405d22e858D125Ce2c1aFFC7D73AFe6029). For trading, the address’s reported cost basis at 4,543 USD is its breakeven level and 4,282 USD is the latest add price, both derived from the cited on-chain activity (source: @ai_9684xtpa; on-chain source: explorer.cow.fi/address/0x54d250405d22e858D125Ce2c1aFFC7D73AFe6029).