Bitmine Posts $6.3 Billion Loss as Ether Holdings Mark Down 43%

Bitmine Immersion Technologies recorded a $6.313 billion net loss for the fiscal year ended Aug. 31, driven almost entirely by $6.229 billion in unrealized fair-value losses on its digital asset holdings as Ether (ETH) declined 43% over the period.

The result reverses a $328 million profit in the prior fiscal year. The charge is a valuation adjustment, not a cash outflow: under fair-value accounting rules, Bitmine must restate the carrying value of its treasury each period, and the market move did the rest. Total operating expenses reached $6.606 billion.

What sits on the balance sheet?

At fiscal year-end, Bitmine held 5,901,837 ETH valued at $14.559 billion, against a cost basis of $19.948 billion. That works out to an average acquisition cost of roughly $3,380 per ETH, versus a fiscal-year-end market price of $2,467 — a gap of about $913 per token across nearly 5.9 million coins.

The scale is difficult to overstate. The position represents approximately 4.9% of Ether's circulating supply, meaning Bitmine's treasury strategy now functions as a single concentrated exposure to one asset, with accounting results that will track ETH's market price line for line each quarter.

Where does the revenue come from?

Total revenue for the year was $124.8 million. Staking and validator services contributed $121.4 million, or about 97% of the top line. Mining revenue, the business that originally defined the company, fell 56.7% year over year to $1.4 million.

Put plainly: for every dollar Bitmine earned, roughly 97 cents came from staking its ETH rather than mining operations. The mining segment has become a rounding error beside the treasury.

What does this change for practitioners?

The filing sharpens the accounting picture for anyone modeling corporate ETH treasury vehicles. Fair-value accounting transmits market volatility directly through the income statement. A 43% drawdown in ETH produced a $6.2 billion paper loss and a headline net loss twenty times the company's annual revenue. The offset is that recovery in ETH's price would flow back through earnings in the same mechanical way, and the company's staking yield — $121.4 million — continues to accrue on holdings that remain intact.

The cost-basis disclosure also gives analysts a fixed reference point. At an average entry near $3,380 per ETH, the position sits underwater by roughly 27% on a per-token basis. Any recovery thesis on the equity now rests on ETH closing that spread, since operations contribute too little revenue to move the needle independently.

The revenue mix carries its own operational signal. With mining down 56.7%, the company's income depends on validator economics — staking rewards, network participation rates and Ethereum's issuance schedule — rather than hash rate or energy costs. That changes the risk profile from an industrial operator to something closer to a leveraged yield vehicle with a 4.9% supply footprint.

What comes next

Bitmine's current quarter ends Nov. 30. The next filing will show whether the Ether position recovered ground or extended its mark-to-market losses, and whether staking revenue held pace against a materially smaller mining contribution.