Bitmine Immersion Technologies (NYSE:BMNR) bought 53,501 Ethereum (CRYPTO: ETH) last week for approximately $131 million, its largest weekly purchase since June. What the Latest Purchase Shows According to a Bitmine press release Monday, the company now holds 5,901,112 ETH worth approximately $14.5 billion at current prices, representing 4.9% of Ethereum's total supply of 120.7 million tokens.