BitMine Immersion Technologies has expanded its Ethereum treasury to 5.28 million ETH, making it one of the most important corporate holders in the Ethereum ecosystem.
According to recent company updates cited by The Block and TradingView, BitMine held 5,278,462 ETH as of May 17, 2026. That represents roughly 4.37% of Ethereum’s circulating supply, alongside total crypto, cash and related holdings of about $12.6 billion.
Corporate Bitcoin treasuries are already familiar because of Strategy’s long-running accumulation model. BitMine is now applying a similar idea to Ethereum, but with an important difference: ETH is not only a reserve asset. It is also a productive network asset that can be staked.
That changes the corporate treasury story. A company holding ETH can potentially earn staking revenue, participate in Ethereum’s validator economy and position itself around tokenization, stablecoins and onchain finance.
BitMine’s scale makes the story harder to ignore. A single public company holding more than 4% of ETH supply creates a new type of concentration risk and institutional demand signal.
BitMine has been moving toward what it calls its “Alchemy of 5%” target, aiming to control about 5% of Ethereum’s supply.
That goal is ambitious. If reached, it would make BitMine a structural participant in Ethereum’s ownership base rather than just another public-market crypto proxy.
For ETH investors, the key question is whether this creates a supportive long-term supply sink or whether it introduces a new source of treasury-related risk if market conditions weaken.
Bitcoin treasury companies mainly depend on BTC price appreciation, capital raising and market premiums to net asset value. Ethereum treasury companies may have more moving parts.
If a large portion of BitMine’s ETH is staked, the company can generate recurring ETH-denominated yield. That may help support treasury operations and investor narratives.
But staking also adds complexity. Validators face operational risk, liquidity timing issues, slashing risk and regulatory questions. Corporate ETH treasuries are not simply “Bitcoin treasuries with another asset.”
The most important signals are BitMine’s weekly ETH purchases, staking participation, funding sources, cash position and whether the company trades at a premium or discount to its underlying ETH holdings.
Investors should also watch whether more companies copy the model. If ETH treasury companies multiply, Ethereum could benefit from sustained corporate accumulation. If the model becomes overcrowded, weaker firms may eventually be forced to sell.
BitMine held about 5.28 million ETH as of May 17, 2026.
Its ETH position represents about 4.37% of Ethereum’s circulating supply.
It shows that ETH is becoming a corporate balance sheet asset, not just a trading token