According to @EmberCN, ETH whale address 0xa339, known for using looped lending to long ETH, sold 5,000 ETH in the past hour for $14.6M USDC, implying roughly $2,920 per ETH, source: @EmberCN. According to @EmberCN, over the last 11 days the address sold a total of 35,605 ETH for $103.7M at an average sale price of $2,914, realizing $13.14M in profit, source: @EmberCN. According to @EmberCN, the address still holds about 15,000 ETH valued at $43.88M, source: @EmberCN. Based on the figures reported by @EmberCN, the implied cost basis on the sold ETH is approximately $2,544 per ETH, calculated from $103.7M proceeds minus $13.14M profit across 35,605 ETH, source: @EmberCN.