---
schema_version: "secwatch.filing_event.v1"
accession: "0001104659-25-101866"
form_type: "8-K"
ticker: "WULF"
cik: "0001083301"
company_name: "TERAWULF INC."
filed_at: "2025-10-23T23:59:59+00:00"
generated_at: "2026-05-17T02:25:37.316845+00:00"
event_type: "debt"
sentiment: "neutral"
materiality_score: 0.8
calibrated_materiality_score: 0.8
confidence: "high"
source: SEC EDGAR
---

# TeraWulf subsidiary issues $3.2B of 7.750% senior secured notes due 2030 for data center expansion

## Summary
- Aggregate principal amount of notes issued is $3.2 billion at 100% of par.
- Notes bear interest at 7.750% per year, payable semiannually; mature October 15, 2030.
- Net proceeds will finance data center expansion at Lake Mariner campus in Barker, New York.
- TeraWulf provides a completion guarantee for the data center expansion.
- Notes issued by WULF Compute LLC, wholly-owned subsidiary of TeraWulf Inc.

## SEC filing metadata
- accession: 0001104659-25-101866
- form_type: 8-K
- ticker: WULF
- cik: 0001083301
- company_name: TERAWULF INC.
- filed_at: 2025-10-23T23:59:59+00:00
- event_type: debt
- sentiment: neutral
- materiality_score: 0.8
- calibrated_materiality_score: 0.8
- confidence: high
- sec_items: 1.01, 2.03, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1083301/000110465925101866/0001104659-25-101866-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1083301/000110465925101866/tm2529300d1_8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001104659-25-101866
- JSON: https://secwatch.observer/filing/0001104659-25-101866.json
- Plain text: https://secwatch.observer/filing/0001104659-25-101866.txt

## Key facts
- Debt Financings
  TERAWULF INC. incurred senior notes of $3.2 billion with Morgan Stanley & Co. LLC at 7.750% per year maturing October 15, 2030.
  - Instrument: senior notes
  - Principal: $3.2 billion
  - Counterparty: Morgan Stanley & Co. LLC
  - Rate: 7.750% per year
  - Maturity: October 15, 2030
  - Event: incurrence
  source text: institutional buyers pursuant to Rule 144A under the Securities Act of 1933, as amended (the “Securities Act”). The aggregate principal amount of notes sold in the offering was $3.2 billion. The notes were issued at a price equal to 100% of their principal amount. WULF Compute intends to use the net proceeds from the offering to finance a portion of its data center
  evidence_url: https://www.sec.gov/Archives/edgar/data/1083301/000110465925101866/0001104659-25-101866-index.htm

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