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Shares of MARA Holdings (NASDAQ:MARA | MARA Price Prediction) are down 7% to $9.94 Friday afternoon, while Cipher Mining (NASDAQ:CIFR) shares are sliding 6% to $17.14 and TeraWulf (NASDAQ:WULF) shares are down 4% to $16.88. The declines cap a bruising week for Bitcoin miners.
The oddity is that Bitcoin (CRYPTO:BTC) is holding near $65,000, trading around $64,700 and up 0.53% over the past 24 hours. That resilience should be a tailwind for miners, yet the group is decoupling. The CoinShares Valkyrie Bitcoin Miners ETF (NASDAQ:WGMI) is down 1.32% to $47.82, capturing sector-wide pressure that isn’t coming from the coin itself.
The story is company-specific. MARA Holdings reported its Q2 2026 losses this week, and it appears that mixed analyst target cuts and compressed mining economics are outweighing Bitcoin’s steady bid. MARA stock is down 38% over the past year, a reminder that the miner cohort can trade apart from Bitcoin for stretches when operating leverage runs against them.
Q2 Losses Weigh on the Mining Sector
MARA Holdings posted a Q2 2026 net loss of approximately $611 million versus a profit a year earlier, with revenue down 27% to about $174.9 million. The report included about $343 million in fair-value declines on digital assets, a non-cash hit that swamped operational results.
MARA’s Bitcoin holdings fell 29% year over year to 35,577 BTC. Cantor Fitzgerald cut its MARA stock price target to $12 from $14 while keeping an Overweight rating, and Needham kept a Hold rating.
MARA Holdings’ management is pivoting toward AI and high-performance computing through a pending $1.5 billion Long Ridge acquisition (a 505-megawatt Ohio gas plant) and a Texas site at Matagorda County with rights to as much as 2 gigawatts. The company now targets at least two AI/HPC leases by year-end. The AI pivot is what separates this cycle from prior ones, with operators pursuing recurring lease revenue backed by hyperscaler credit rather than leaning purely on Bitcoin’s price.
Cipher Mining reported a Q2 2026 net loss of around $267.5 million, but nearly all of that was a roughly $150.5 million non-cash charge tied to warrant liability fair-value changes. JPMorgan trimmed its Cipher Mining target to $22 from $23 (Overweight), citing progress on deliveries and a two-month pull-forward of Phase 1 at the Black Pearl data-center campus, while KBW also cut its Cipher Mining target.
TeraWulf’s Q2 2026 net loss of roughly $940.8 million looks staggering, but around $755.7 million was a non-cash hit from marking its Google warrants to market. HPC lease revenue from Anthropic and Fluidstack deals grew to about $31.9 million, 71% of total revenue, TeraWulf’s while crypto-mining revenue slipped to about $12.8 million as capacity was redirected.
The AI Pivot Underpins the Bull Case
The bull thesis is that MARA Holdings, Cipher Mining, and TeraWulf are transitioning from pure Bitcoin miners into AI infrastructure landlords with long-duration hyperscaler contracts. TeraWulf’s Anthropic lease and Google-backed Fluidstack partnership at Lake Mariner help to explain why WULF stock is the mildest decliner today.
Analyst reaction on TeraWulf stock stayed constructive. Citizens trimmed its target to $29 from $30 (Outperform), Rosenblatt kept a Buy at $30, Needham kept a $33 target, and Bernstein flagged 100% upside. That split view is why WULF is holding up better than its peers on a bad week.
Mining economics remain the near-term bear case for these stocks. Bitcoin’s network difficulty is near record highs, and some miners may be consistently unprofitable even with Bitcoin near $65,000. The group’s operating leverage cuts both ways, so when Bitcoin rallies, earnings could snap back sharply, but at current levels the math is unforgiving.
What to Watch Now
Market watchers can look for FERC approval on MARA Holdings’ Long Ridge deal and any confirmation of the two AI/HPC leases management targets by year-end. For Cipher Mining, October rent commencement at Barber Lake is the next hard catalyst, followed by continued Stingray construction progress. Meanwhile, for TeraWulf, initial Anthropic delivery is not scheduled until the second half of 2027, so shareholders may need patience through the buildout.
Given the concentrated business risk and warrant-driven earnings volatility, a cautious approach and modest position sizing could be prudent for anyone stepping into these crypto-mining-and-AI stocks. The WGMI ETF offers a diversified way to hold the miner-to-AI transition theme, though the fund is narrow and volatile. A smaller allocation may make more sense than a concentrated single-name bet, especially with the next round of AI lease announcements still ahead.
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