The Numbers That Should Worry You
When the companies paid to secure Bitcoin's network start dumping their own product faster than they can mine it, something fundamental has shifted.
Publicly traded Bitcoin miners sold over 32,000 BTC in Q1 2026 — exceeding their total sales for the entire previous year. The data, compiled from public filings and confirmed by CoinShares in their latest quarterly mining report, marks the largest quarterly sell-off on record for listed miners.
This isn't a blip. It's a structural response to economics that no longer work for most operators.
The Margin Problem
The math is brutal. The average all-in cost to produce one Bitcoin has climbed to roughly $88,000, while BTC trades near $76,000. That's a negative margin of ~$12,000 per coin for the typical miner. Nearly 20% of the network's older hardware is now operating at a loss.
The root cause is the April 2024 halving, which cut the block reward from 6.25 to 3.125 BTC. Revenue per block was slashed in half while difficulty kept climbing through most of 2025. Even with the recent 2.43% difficulty drop on April 17, relief has been modest — hash price hit a post-halving all-time low of roughly $28–30/PH/s/day in early March before recovering to about $33/PH/s/day now.
For miners running older-generation ASICs at electricity rates above $0.06/kWh, every block mined deepens the hole.
Who Sold — and Who Went to Zero
The liquidations were led by the industry's biggest names:
- Core Scientific sold approximately 1,900 BTC (~$175M) in January alone and planned to liquidate substantially all remaining holdings in Q1.
- Bitdeer reduced its Bitcoin treasury to zero by February.
- Riot Platforms sold 1,818 BTC (~$162M) in the December–January period.
- Marathon Digital and CleanSpark also contributed significant volumes.
The pattern is clear: miners who once advertised "HODL strategies" as proof of conviction are now selling to survive. Listed miners have collectively reduced their BTC treasuries by over 15,000 BTC from peak levels.
The AI Escape Hatch
The pivot away from pure Bitcoin mining is accelerating. Industry estimates suggest listed miners could derive as much as 70% of revenue from AI and HPC workloads by year-end, up from roughly 30% today.
Riot's Corsicana facility has earmarked 600MW for AI workloads. Core Scientific has been repurposing capacity toward high-performance computing contracts that offer more predictable revenue. The logic is straightforward: GPU compute for AI clients pays a fixed rate per megawatt-hour, while Bitcoin mining revenue fluctuates with price, difficulty, and halving cycles.
This is rational business behavior. It's also a slow hollowing-out of the economic incentive layer that secures the Bitcoin network.
What This Means for Network Security
Bitcoin's hashrate is still above 1 ZH/s, and the network remains the most secure computational system on Earth. A 51% attack is economically unfeasible.
But the trend line matters. If public miners — who represent a growing share of total hashrate — continue shifting capacity toward AI, the network becomes more dependent on private miners, state-backed operations, and low-cost hydro or stranded-gas operators. That's not necessarily bad, but it's a different security profile than the one that existed two years ago.
The difficulty algorithm will adjust. Blocks will keep coming every ~10 minutes. Bitcoin doesn't care about miner profitability — it adjusts, indifferently, as it always has.
Why the Halving Squeeze Gets Worse Before It Gets Better
Every halving creates a roughly 18-month window of pain for miners. The last one — April 2024 — is now exactly two years old, and we're deep in the grind.
Historically, this period ends when one of two things happens: price catches up to production costs (usually via a macro-driven bull run), or enough hashrate drops offline to meaningfully reduce difficulty and restore margins for survivors.
The March 21 difficulty drop of 7.76% — one of the largest single adjustments in Bitcoin's history — suggests the second mechanism is already in motion. Weaker operators are shutting down. Survivors will benefit.
Bitcoin Gate Take
The Q1 sell-off is uncomfortable but not surprising. This is what halvings are designed to do: force the network through a Darwinian cycle that eliminates the least efficient operators and rewards those with the cheapest power and best hardware. The AI pivot is a survival strategy, not a betrayal. But long-term holders should watch the hashrate composition closely — who mines Bitcoin in 2027 may look very different from who mines it today.
If you're dollar-cost averaging through this period, the miners' pain is, in a sense, your opportunity. The same squeeze that forces them to sell at a loss means more BTC hitting the open market at compressed prices.