[Arkham: A Bitcoin Whale Surrenders After Holding for Two Years, Once Had Unrealized Gains Exceeding $300 Million] BlockBeats News, September 10, according to monitoring by Arkham, a BTC whale withdrew approximately $461.5 million worth of Bitcoin from Coinbase nearly two years ago and has since not fully exited their position. At Bitcoin's peak, their holdings once had unrealized gains of approximately $315 million, while at the low point in July this year, the unrealized losses reached approximately $100 million. Since August, the address has transferred approximately $82 million worth of BTC to Kraken and currently still holds approximately $418 million worth of BTC, with unrealized gains of approximately $40 million. [Original Link]