Cipher Mining Secures $3B Fluidstack HPC Deal and $5.5B AWS AI Lease

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Cipher Mining earned $164.2M from Bitcoin mining in the first three quarters of 2025 and trades at 32 times trailing sales. It secured a 10-year Fluidstack HPC deal worth $3B (up to $7B with extensions) and a 15-year, $5.5B AI hosting lease with AWS beginning in mid-2026.

1. Strategic Pivot Fuels Revenue Growth

Cipher Mining reported $164.2 million in Bitcoin mining revenue over the first three quarters of 2025, underscoring its continued strength in core operations. In late 2024, management unveiled a strategic pivot into high-performance computing infrastructure, positioning the company to capitalize on surging demand for AI workloads. While HPC contributions have not yet appeared in financial statements, the company forecasts that lease payments will commence in August 2026 for its inaugural AI hosting contract and in October 2026 for its second major agreement, potentially adding hundreds of millions in annual revenue.

2. Massive Fluidstack Contracts Drive Long-Term Value

In September 2025, Cipher secured a 10-year colocation deal with Fluidstack valued at approximately $3 billion, with two five-year extension options that could lift the total contract value to around $7 billion. Two months later, the companies expanded their partnership with an additional AI hosting agreement worth roughly $830 million, or approximately $2 billion if both extensions are exercised. These combined commitments offer multi-year revenue visibility and cement Cipher’s position as a preferred provider for emerging AI and HPC platforms.

3. Landmark AWS Lease Signals Institutional Confidence

November 2025 saw Cipher finalize a 15-year lease agreement with Amazon Web Services to provide turnkey space and power for large-scale AI workloads, in a deal valued at about $5.5 billion. With this partnership, Cipher gains a marquee customer whose global AI footprint provides credibility and potential for similar large-ticket contracts. Investors view the arrangement as a pivotal endorsement of Cipher’s data-center capabilities and a catalyst for accelerating the company’s transition beyond traditional Bitcoin mining.

4. Valuation Reflects Growth Expectations

Cipher’s share price has surged more than 250% over the past year, driven by investor enthusiasm for its dual exposure to Bitcoin and AI infrastructure. The stock trades at approximately 32 times trailing sales, a premium reflecting anticipated revenue ramp from HPC agreements beginning in mid-2026. Analysts highlight that, as lease payments come online and capacity utilization increases, Cipher could deliver significant EBITDA expansion, offering a potential re-rating if execution remains on track.

Sources

FZ