On Friday, February 13, 2026, on-chain data confirms that the Bitcoin mining sector is undergoing a period of intense structural stress. In a staggering 48-hour window (February 5–6), miner-linked wallets moved approximately 48,000 BTC, valued at roughly $3.2 billion.
This surge in outflows represents one of the largest movements of miner-held assets since late 2024. It comes as the “production cost” of Bitcoin has surged to an estimated $79,242, leaving many operators deep in the red as Bitcoin currently trades in the $66,000 range.
Inside the $3.2 Billion Movement
While the headline figure suggests a massive “sell-off,” analysts note that the data reflects a mix of strategic repositioning and operational survival.
The Two-Day Spike: On February 5, outflows hit 28,605 BTC ($1.8B), followed by another 20,169 BTC ($1.4B) on February 6.
Wallet Reorganization: Not all of the $3.2 billion was sold on the open market. A significant portion of these moves represents internal wallet reshuffling and transfers to exchanges like Binance to serve as collateral for hedging.
Production vs. Price: With the average cost to mine 1 BTC nearly $13,000 higher than the current market price, high-cost miners are being forced to tap into their reserves to cover electricity and debt obligations.
The “Winter Storm Fern” Factor
The timing of the outflows isn’t just a reaction to price; it’s a reaction to the climate. In late January 2026, a severe winter storm codenamed “Fern” swept across North America, forcing major mining hubs in Texas to curtail power.
Hashrate Drop: The Bitcoin network’s hashrate plummeted by 20% from its October peak, leading to a historic 11.16% negative difficulty adjustment—the largest since the 2021 China ban.
Physical Shutdowns: Firms like Marathon Digital and Iren reported lower uptime, compounding the financial pressure and necessitating the use of Bitcoin reserves to maintain liquidity.
Miner Activity: Publicly Listed Firms (Feb 2026)
While whale wallets are moving billions, publicly traded miners are attempting to project stability through limited, transparent sales.
| Company | BTC Mined (Jan) | BTC Sold (Jan/Feb) | Current Strategy |
| CleanSpark | 573 BTC | 158.63 BTC | Holding 13,513 BTC; focusing on efficiency. |
| Cango | 496.35 BTC | 550.03 BTC | Net-seller to fund aggressive hardware expansion. |
| Canaan | — | 0 BTC | Growing reserves; recently hit 1,778 BTC in holdings. |
| LM Funding | 7.8 BTC | 0 BTC | Opting to “HODL” despite market volatility. |






