According to CoinMeta, as reported by Arkham, Bitmine purchased an additional 68.01 million US dollars worth of Ethereum last week, bringing its total holdings to 1.491 billion US dollars (approximately 59,563,780 ETH), which accounts for 4.9% of the total Ethereum supply. There is still 359.4 million US dollars' worth of Ethereum left to be purchased, and it has been 15 months since their initial purchase.