---
schema_version: "secwatch.filing_event.v1"
accession: "0000950103-25-015181"
form_type: "8-K"
ticker: "CIFR"
cik: "0001819989"
company_name: "Cipher Digital Inc."
filed_at: "2025-11-24T23:59:59+00:00"
generated_at: "2026-05-16T17:20:36.951519+00:00"
event_type: "debt"
sentiment: "neutral"
materiality_score: 0.6
calibrated_materiality_score: 0.6
confidence: "high"
source: SEC EDGAR
---

# Cipher Mining issues $333M additional 7.125% senior secured notes due 2030

## Summary
- Issued $333M aggregate principal amount of additional 7.125% Senior Secured Notes due 2030.
- Notes are same series as existing $1.4B Initial Notes; issued at 100.250% of par.
- Proceeds to finance construction of additional facilities at the Barber Lake HPC data center.
- Cipher has provided a completion guarantee for the Barber Lake Facility funding shortfall.
- Interest payable semiannually starting May 2026; notes mature Nov 15, 2030.

## SEC filing metadata
- accession: 0000950103-25-015181
- form_type: 8-K
- ticker: CIFR
- cik: 0001819989
- company_name: Cipher Digital Inc.
- filed_at: 2025-11-24T23:59:59+00:00
- event_type: debt
- sentiment: neutral
- materiality_score: 0.6
- calibrated_materiality_score: 0.6
- confidence: high
- sec_items: 1.01, 2.03, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1819989/000095010325015181/0000950103-25-015181-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1819989/000095010325015181/dp237816_8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0000950103-25-015181
- JSON: https://secwatch.observer/filing/0000950103-25-015181.json
- Plain text: https://secwatch.observer/filing/0000950103-25-015181.txt

## Key facts
- Debt Financings
  Cipher Digital Inc. incurred senior notes of $333,000,000 aggregate principal amount with Morgan Stanley & Co. LLC at 7.125% maturing November 15, 2030.
  - Instrument: senior notes
  - Principal: $333,000,000 aggregate principal amount
  - Counterparty: Morgan Stanley & Co. LLC
  - Rate: 7.125%
  - Maturity: November 15, 2030
  - Event: incurrence
  source text: completed its previously announced private offering of $333,000,000 aggregate principal amount of additional 7.125% Senior Secured Notes due 2030
  evidence_url: https://www.sec.gov/Archives/edgar/data/1819989/000095010325015181/0000950103-25-015181-index.htm

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