---
schema_version: "secwatch.filing_event.v1"
accession: "0000950103-25-014692"
form_type: "8-K"
ticker: "CIFR"
cik: "0001819989"
company_name: "Cipher Digital Inc."
filed_at: "2025-11-13T23:59:59+00:00"
generated_at: "2026-05-16T20:31:29.729776+00:00"
event_type: "debt"
sentiment: "neutral"
materiality_score: 0.75
calibrated_materiality_score: 0.75
confidence: "high"
source: SEC EDGAR
---

# Cipher Mining subsidiary issues $1.4B of 7.125% senior secured notes due 2030 to fund Barber Lake data center

## Summary
- Aggregate principal $1.4B of 7.125% Senior Secured Notes due 2030, issued at 100% of par.
- Proceeds to finance construction of the Barber Lake high-performance computing data center in Texas.
- Parent Cipher Mining provides a completion guarantee to cover potential cost overruns.
- Interest payable semi-annually on May 15 and Nov 15, beginning May 15, 2026.
- Notes amortize semi-annually after facility completion; redeemable at option from Nov 15, 2027.

## SEC filing metadata
- accession: 0000950103-25-014692
- form_type: 8-K
- ticker: CIFR
- cik: 0001819989
- company_name: Cipher Digital Inc.
- filed_at: 2025-11-13T23:59:59+00:00
- event_type: debt
- sentiment: neutral
- materiality_score: 0.75
- calibrated_materiality_score: 0.75
- confidence: high
- sec_items: 1.01, 2.03, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1819989/000095010325014692/0000950103-25-014692-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1819989/000095010325014692/dp237330_8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0000950103-25-014692
- JSON: https://secwatch.observer/filing/0000950103-25-014692.json
- Plain text: https://secwatch.observer/filing/0000950103-25-014692.txt

## Key facts
- Debt Financings
  Cipher Digital Inc. incurred senior notes of $1.4 billion with Morgan Stanley & Co. (as representative of the initial purchasers) at 7.125% per year maturing November 15, 2030.
  - Instrument: senior notes
  - Principal: $1.4 billion
  - Counterparty: Morgan Stanley & Co. (as representative of the initial purchasers)
  - Rate: 7.125% per year
  - Maturity: November 15, 2030
  - Event: incurrence
  source text: On November 13, 2025, Cipher Compute LLC (“Cipher Compute” or the “Issuer”), a wholly-owned indirect subsidiary of Cipher Mining Inc. (“Cipher” or the “Company”), completed its previously announced private offering of 7.125% Senior Secured Notes due 2030 (the “notes”). The notes were sold under a purchase agreement, dated as of November 5, 2025, entered into by and among the Company, Cipher Barber Lake LLC (the “Guarantor”), a wholly-owned subsidiary of Cipher Compute, and Morgan Stanley & Co. as representative of the initial purchasers, for resale to persons reasonably believed to be qualified institutional buyers pursuant to Rule 144A under the Securities Act of 1933, as amended (the “Securities Act”) and outside the United States to non-US persons in reliance on Regulation S under the Securities Act. The aggregate principal amount of notes sold in the offering was $1.4 billion.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1819989/000095010325014692/0000950103-25-014692-index.htm

This AI-assisted summary is a reading aid. Review the linked SEC EDGAR filing before relying on any specific claim.