Bitcoin miners are being left behind in the current rally, with exchanges and stablecoin issuers capturing far more value despite the cryptocurrency's strong 22% gain since mid-August. Among tracked mining companies, only Canaan outperformed Bitcoin itself, while the other 10 major miners delivered a median return of just 1.8%. This 20.2 percentage point gap reveals a fundamental shift in how capital is being allocated across the crypto ecosystem, moving away from pure mining exposure toward infrastructure that monetizes trading volume and stablecoin circulation.

Why Are Miners Underperforming Bitcoin's Rally?

The divergence between Bitcoin's performance and miner profitability comes down to economics. Even though Bitcoin's price rose 24.5% in August, the hashprice, which measures mining profitability per unit of computing power, increased by only 24.4%, climbing from $31.63 to $39.33 per petahash per second per day. The real problem is where this started from. The average hashprice in August stood at just $34.63, which remains 32% below the 2025 monthly average of $50.68. This means miners are operating in a fundamentally weaker profit environment than they were a year ago, regardless of Bitcoin's current price strength.

Transaction fees, which could help offset lower block rewards, are nearly nonexistent. Fees accounted for only 0.70% of block rewards in August, marking the 14th consecutive month where fees failed to exceed 1% of total miner revenue. Looking ahead, the futures market offers little relief. Luxor's averaged contracts for September through February show a projected hashprice of $36.98, still about 27% below the 2025 average. Without improvements in transaction fees, network difficulty adjustments, or lower electricity costs, miners face a prolonged period of compressed margins.

How Are Exchanges and Stablecoins Winning the Capital Race?

While miners struggle, exchanges and stablecoin issuers are thriving because they profit from activity that doesn't depend directly on Bitcoin production. Coinbase reported that 88% of its second-quarter net revenue came from sources outside Bitcoin spot trading. The exchange's crypto trading-volume market share reached a record 10.3%, while average USDC (a dollar-backed stablecoin) held across its products reached $20 billion. Circle, which issues USDC, reported $73.3 billion of the stablecoin in circulation at the end of Q2, up 19% year over year, alongside $701 million in total revenue and reserve income.

"Coinbase is no longer a bet just on the price of Bitcoin," said Brian Armstrong, CEO of Coinbase.

Brian Armstrong, CEO at Coinbase

This shift reflects a broader market reality. The BIS (Bank for International Settlements) notes that roughly 98% of stablecoin value is dollar-denominated. As these payment rails expand, they could deepen crypto's role in global dollar settlement, creating a new source of institutional demand independent of mining economics. Exchanges benefit from every trade, every deposit, and every withdrawal, while stablecoin issuers earn fees on circulation and reserve income. Neither business is capital-intensive in the way mining is.

What Are Miners Doing to Diversify?

Miners are not sitting idle. Many have pivoted toward artificial intelligence and high-performance computing (HPC) to offset weak mining margins. CoinShares estimated more than $70 billion in cumulative AI and HPC contracts across public miners, with listed operators potentially generating as much as 70% of revenue from AI by year-end. Marathon Digital Holdings (MARA) acquired Long Ridge for $1.5 billion, while Iris Energy (IREN) signed a $3.4 billion NVIDIA cloud contract. According to S&P Global Market Intelligence's Visible Alpha estimates, HPC is projected to contribute around 71% of revenues in 2026 at IREN and Core Scientific, and 70% of revenues at TeraWulf.

However, this pivot comes with its own risks. Core Scientific and TeraWulf, both heavily focused on AI, lagged behind Bitcoin's performance by 27% and 24%, respectively, during the recent rally. Cipher Mining dropped 8%, Riot Platforms fell by 5%, and MARA Holdings dropped by 3% despite gains for Coinbase, BitGo, and Figure. According to Compass Point analyst Michael Donovan, funding AI build-outs will require financing without significant dilution and costly debt, adding another layer of financial pressure.

Steps to Understanding Mining Economics in a Diversifying Crypto Market

• Monitor Hashprice Trends: Track the daily hashprice, which measures mining profitability per unit of computing power. A hashprice 32% below its 2025 average signals that even profitable mining operations are running on thin margins, making it a key metric for assessing miner viability.
• Evaluate Revenue Diversification: Examine what percentage of a miner's projected revenue comes from AI and HPC contracts versus traditional Bitcoin mining. Companies projecting 70% of 2026 revenue from AI face different risk profiles than pure-play miners.
• Assess Capital Requirements: Understand that AI pivots require substantial upfront investment and external financing. Miners pursuing this strategy may face dilution or debt burdens that pure-play miners avoid, affecting shareholder returns.
• Watch Transaction Fee Levels: Keep an eye on whether transaction fees exceed 1% of block rewards. Fees below this threshold indicate miners are entirely dependent on block rewards and cannot rely on secondary income sources.

The divergence between Bitcoin's price performance and miner profitability reveals a market in transition. Capital is increasingly rewarding businesses that monetize trading, stablecoins, and settlement infrastructure while treating mining as a capital-intensive commodity business carrying both operational and execution risks. For investors who viewed miners as leveraged bets on Bitcoin, this relationship has clearly weakened. The average miner captured only 8.2% of Bitcoin's upside despite the cryptocurrency's 22% gain, a stark contrast to historical patterns where mining stocks moved in lockstep with Bitcoin's price. Unless mining economics improve through higher fees, lower difficulty, or reduced power costs, this gap may persist even as Bitcoin continues to rally.

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