Bitmine just purchased $145.70M of ETH. Since the start of March, they purchased $552.29 MILLION of ETH at an estimated average price of $2136.56. That’s $1 Billion of ETH every 2 months. They currently hold 3.92% of the ETH supply. At this rate, they will get to 4% in less than 2 weeks - and 5% by September.(Arkham)