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BitMine Buys More Ether as Tom Lee Flags A Rising ETH/BTC Ratio

Jul 27, 2026, 3:42 p.m. ET

BitMine Immersion Technologies said it bought 9,946 ETH last week, lifting holdings to 5,787,414 ETH, or about 4.8% of circulating supply, while total crypto, cash and equity assets reached $11.8 billion as of July 26. Tom Lee said the rising ETH/BTC ratio is a bullish signal for crypto prices, a read that turns BitMine’s accumulation into a broader test of whether ether is leading a new phase of sector strength.

NextFin News - BitMine Immersion Technologies is still buying ether, and the latest round of purchases has put the company within striking distance of its stated 5% supply target just as Tom Lee argues that the ETH/BTC ratio is flashing a broader crypto upswing. The company said it bought 9,946 ETH last week, lifting its total to 5,787,414 ETH, or about 4.8% of ether’s circulating supply, and bringing its combined crypto, cash and equity assets to $11.8 billion as of July 26. The purchase came as ether outperformed bitcoin over the week, a relative move Lee described as a bullish signal for the sector.

That combination matters more than the headline dollar amount. A $19.4 million weekly purchase is small against BitMine’s multibillion-dollar treasury, but the signal is large because the company is using two balance-sheet levers at once: accumulating ETH and buying back its own stock. BitMine said it repurchased 6.1 million shares under its $4 billion authorization, up from 5.5 million shares the week before. The firm is therefore telling investors that both the token and the equity wrapper remain cheap enough to absorb capital, even after a long run-up in crypto-related assets earlier in the year.

The market is not just reacting to one company’s accumulation. It is also reading a cross-asset signal. When ether strengthens against bitcoin, traders tend to interpret that as a shift from the most established crypto asset toward the network with more direct utility, staking yield and application-layer activity. If bitcoin is the reserve asset of the sector, ether is the operating layer. A rising ETH/BTC ratio therefore suggests that crypto capital is broadening, not merely inflating one single trade.

That is the first-order read. The second-order question is whether the ratio is marking a temporary rotation or a durable change in how capital is being allocated inside crypto. BitMine’s behavior implies it believes the latter. If the company is right, then relative strength in ether could matter not only for token prices but also for treasury companies, stakers, exchanges and any asset whose valuation depends on network activity rather than simple scarcity.

What BitMine Is Buying, and Why It Matters

BitMine said its latest purchase covered 9,946 ETH, worth about $19.4 million at current prices, versus 7,430 ETH the prior week. The company’s total holdings now stand at 5,787,414 ETH, worth about $11.2 billion, and equal to about 4.8% of the circulating supply. It also said its combined crypto, cash and equity assets were valued at $11.8 billion as of July 26. Those figures are enough to make BitMine one of the most important single corporate balance sheets in the ether market.

The company’s goal is simple to state and powerful in execution: accumulate enough ether to matter. At 4.8% of supply, it is already removing a meaningful amount of liquid ETH from the market and concentrating it in a public-company treasury that can also earn yield through staking. That changes how ether trades. A larger staked float can reduce the amount of readily tradable supply, which can magnify price sensitivity when demand rises. But concentration cuts both ways. If the market turns, a large treasury position can make the stock behave like a levered expression of ETH rather than a diversified operating company.

That duality is the key to reading BitMine. The company is not just holding a token. It is building a balance sheet that depends on three linked assumptions: that ether retains relative strength, that staking and treasury management can offset some carry costs, and that the equity market will continue to value the company’s crypto base at or above its implied asset value. If any of those conditions breaks, the story changes quickly.

BitMine’s decision to also repurchase 6.1 million shares under a $4 billion authorization reinforces the same message. Management is not only buying the underlying asset; it is also buying the equity that packages that exposure. That suggests the company sees a valuation gap in both directions. In plain terms, it believes the market is underpricing ether and underpricing the stock that owns it.

“The rising ETH/BTC ratio is a sign that crypto prices are getting stronger,” Tom Lee said in BitMine’s latest update.

The quote matters because it reveals the mechanism Lee is leaning on. He is not merely saying ether went up. He is saying relative strength between the two biggest crypto assets is the better indicator of sector health. That is a broader claim than a price call. It implies that if ether can lead bitcoin, the rest of the market may follow because capital is moving back into risk within crypto rather than hiding in the most conservative asset.

Is This Cyclical Or Structural?

The answer is both, but the structural piece is the more important one for investors trying to separate noise from regime change. The cyclical part is obvious: crypto remains sensitive to liquidity, risk appetite and leverage. A week of ether outperformance does not prove a new cycle any more than a week of underperformance proves a bear market. The ratio can reverse quickly, especially when bitcoin-specific flows return or when the market de-risks after a sharp move.

There is history behind that caution. Crypto rotations often start with ether or other large-cap alternatives outperforming bitcoin for a short burst, then fade once speculative appetite stalls. That is the cyclical pattern: a relative move, some follow-through, then mean reversion. The asset class has seen enough of these turns to make it dangerous to call a new regime after a single weekly update. In that sense, the recent ETH/BTC move still looks like a cyclical burst inside a volatile market structure.

But the structural case is stronger than in prior cycles because the ownership and use case of ether have changed. Public companies now actively warehouse ETH on balance sheets, stake it for yield and use treasury strategies that are closer to financial engineering than passive exposure. BitMine’s accumulation is not a one-off trade; it is part of a broader corporate pattern in which listed firms turn crypto into a treasury asset class. That is a structural change in market plumbing, even if the price action around it remains cyclical.

Why does that distinction matter? Because cyclical rallies mean little if they do not alter the underlying capital base. Structural shifts do. If more ether is locked in treasuries and staking, the free float available to trade can shrink over time. That can make price moves more reflexive: a higher price encourages more treasury accumulation, which reduces supply, which supports price again. In that loop, the first-order price move becomes a second-order structural mechanism.

The stronger argument against this reading is that treasury accumulation itself can be pro-cyclical rather than structural. A balance-sheet buyer can amplify a trend without changing its nature. If that is all BitMine is doing, then the company is not building a new financial layer; it is simply riding one. That criticism is serious because the same concentration that strengthens the bull case can deepen the downside if sentiment changes.

The falsifying signal should therefore be precise. If ether underperforms bitcoin over several consecutive weekly updates while BitMine continues to buy ETH and its stock fails to hold a sustained premium to the value of its crypto and cash holdings, then the idea that rising ETH/BTC marks a broad crypto-strength regime loses force. In that case, the ratio would look less like a leading indicator and more like a temporary rotation inside a still-fragile market.

That is the important second-order read. If ETH/BTC is rising, it is not just saying ether is up. It is saying capital may be rotating toward the part of crypto with the most direct network economics, and that move could help set the tone for the next leg in the sector.

What The Market Is Pricing Next

In the short term, the market will keep watching whether ether can hold its relative strength. A rising ETH/BTC ratio tends to support the entire “crypto is regaining momentum” narrative because it suggests risk appetite is broadening. If that relative move continues, BitMine’s treasury strategy gains credibility and its stock can keep benefiting from both token exposure and buybacks. If the ratio rolls over, the company’s latest purchases may begin to look more like an attempt to catch a rebound than a confirmation of one.

In the medium term, the important variables are supply concentration, staking economics and valuation discipline. BitMine now holds 4.8% of circulating supply, which is close enough to its stated target to matter operationally, not just symbolically. The more ether it locks away, the more the market must price an increasingly constrained tradable float. That can be supportive in a rising market and destabilizing in a falling one.

There is also a financing angle. BitMine’s buybacks indicate that management sees room to support the stock while the crypto treasury expands. If the equity market keeps rewarding that approach, the company could become a template for other listed firms trying to turn crypto exposure into a repeatable public-market structure. If the stock loses that premium, the template weakens fast because the buyback loses power and the treasury model starts to look much more like simple leverage.

In the long run, the question is whether ether treasuries become a persistent corporate category or a late-cycle expression of risk appetite. A persistent category would mean more public companies, more staking, less circulating supply and a stronger link between network utility and capital formation. A late-cycle expression would mean the opposite: the structure works only while prices rise, and then unwinds when the market demands proof instead of narrative.

The base case is continued volatility with ether retaining relative strength if crypto breadth keeps improving. The upside case is a wider rotation into ETH-linked assets if the ratio keeps climbing and capital keeps moving into yield-bearing crypto exposure. The downside case is a bitcoin-led reset that drags ETH/BTC lower and makes BitMine’s accumulation look like a lagging indicator of a short-lived swing.

What matters now is not the size of the latest buy. It is whether the ratio is telling investors that crypto capital is rotating toward strength, or merely bouncing inside a market that still needs proof. BitMine is betting on the first interpretation. The market will decide whether that is structure or just another cycle.

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