Bitmine Immersion Technologies made a dramatic strategic pivot. The company, trading under ticker BMNR on the NYSE, abandoned Bitcoin mining to focus entirely on accumulating Ethereum as a treasury asset. Investors responded by driving the stock down 51% in the first half of 2026.
The Las Vegas-based firm now holds 5.77 million ETH. At a reference price of $1,800 per ETH, the staked portion alone is valued at approximately $8.8 billion. Total crypto assets, cash, and securities total $11.3 billion, managed by a team of roughly seven employees.
The strategy leverages Ethereum's proof-of-stake model. Instead of mining, Bitmine locks ETH as a validator to earn staking rewards. The company launched the Made-in-America Validator Network, or MAVAN, to formalize this operation as an infrastructure provider.
CEO Chi Tsang has overseen this complete reinvention from the former Sandy Springs Holdings Inc.
Several factors explain the steep stock decline. Crypto treasury companies often trade at a discount to their net asset value, as investors can access the underlying asset directly. The company is also heavily exposed to ETH price volatility, with its rewards also denominated in the cryptocurrency.
The MAVAN network does offer a yield-generating advantage over simply holding ETH. However, the market is pricing in significant execution risk for such a concentrated, leveraged bet on a single cryptocurrency managed by a small team.