BitMine’s stated goal is to accumulate 5% of Ethereum’s total supply; Tom Lee’s reported remarks say the company will stop buying at that point, which he reportedly called a “hard cap.” The Block’s report
The latest company holdings update cited here, dated October 5, reports 6,016,414 ETH, or 4.9% of a stated 122.1 million ETH supply—about 88,586 ETH short of 5%. BitMine’s October 5 release
The holdings figure is the company’s October 5 snapshot; the supplied October 7 posts repeat it.