Cipher Mining Jumps 10.6% After TeraWulf’s $19 Billion Anthropic Lease
CIFR•Cipher Mining shares rose 10.6% on July 6 following news that rival TeraWulf inked a $19 billion lease with Anthropic for AI-driven bitcoin mining capacity. The sector rally lifted fellow miners by 11–13%, underscoring revived demand for large-scale crypto mining infrastructure.
1. TeraWulf Secures $19B Lease With Anthropic
TeraWulf signed a $19 billion multi-year lease with AI developer Anthropic to supply dedicated bitcoin mining capacity powered by advanced compute infrastructure, expanding its data center footprint and locking in guaranteed power demand.
2. Sector-Wide Stock Surge
The announcement triggered a broad rally across listed bitcoin miners, with Cipher Mining stock climbing 10.6% while competitors gained between 11% and 13%, reflecting investor optimism in expanding mining infrastructure driven by rising demand for data center and energy resources.
3. Implications for Cipher Mining
Cipher Mining’s sharp stock reaction highlights potential valuation upside as investors anticipate similar large-scale capacity agreements; the company may explore comparable AI partnerships to fuel growth and enhance power usage economics.




