---
schema_version: "secwatch.filing_event.v1"
accession: "0001193125-25-130630"
form_type: "8-K"
ticker: "NOC"
cik: "0001133421"
company_name: "NORTHROP GRUMMAN CORP /DE/"
filed_at: "2025-05-29T23:59:59+00:00"
generated_at: "2026-05-20T05:28:28.305184+00:00"
event_type: "debt"
sentiment: "neutral"
materiality_score: 0.5
calibrated_materiality_score: 0.5
confidence: "high"
source: SEC EDGAR
---

# Northrop Grumman issues $1B in senior notes: $500M at 4.65% due 2030, $500M at 5.25% due 2035

## Summary
- Issued $500M of 4.650% senior notes due July 15, 2030 and $500M of 5.250% senior notes due July 15, 2035.
- Notes issued under an indenture dated Nov 21, 2001, with thirteenth supplemental indenture dated May 29, 2025.
- Underwriters include Mizuho Securities, Goldman Sachs & Co., and Morgan Stanley & Co. LLC.
- Company may redeem notes at its option; covenants restrict liens, sale-leasebacks, and certain asset sales.

## SEC filing metadata
- accession: 0001193125-25-130630
- form_type: 8-K
- ticker: NOC
- cik: 0001133421
- company_name: NORTHROP GRUMMAN CORP /DE/
- filed_at: 2025-05-29T23:59:59+00:00
- event_type: debt
- sentiment: neutral
- materiality_score: 0.5
- calibrated_materiality_score: 0.5
- confidence: high
- sec_items: 1.01, 2.03, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1133421/000119312525130630/0001193125-25-130630-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1133421/000119312525130630/d24111d8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001193125-25-130630
- JSON: https://secwatch.observer/filing/0001193125-25-130630.json
- Plain text: https://secwatch.observer/filing/0001193125-25-130630.txt

## Key facts
- Debt Financings
  NORTHROP GRUMMAN CORP /DE/ incurred senior notes of $500,000,000 with The Bank of New York Mellon at 5.250% maturing July 15, 2035.
  - Instrument: senior notes
  - Principal: $500,000,000
  - Counterparty: The Bank of New York Mellon
  - Rate: 5.250%
  - Maturity: July 15, 2035
  - Event: incurrence
  source text: On May 29, 2025, Northrop Grumman Corporation (the “Company”) issued $500,000,000 in aggregate principal amount of 4.650% senior notes due 2030 (the “2030 Notes”) and $500,000,000 in aggregate principal amount of 5.250% senior notes due 2035 (the “2035 Notes” and, together with the 2030 Notes, the “Notes”).
  evidence_url: https://www.sec.gov/Archives/edgar/data/1133421/000119312525130630/0001193125-25-130630-index.htm
- Debt Financings
  NORTHROP GRUMMAN CORP /DE/ incurred senior notes of $500,000,000 with The Bank of New York Mellon at 4.650% maturing July 15, 2030.
  - Instrument: senior notes
  - Principal: $500,000,000
  - Counterparty: The Bank of New York Mellon
  - Rate: 4.650%
  - Maturity: July 15, 2030
  - Event: incurrence
  source text: On May 29, 2025, Northrop Grumman Corporation (the “Company”) issued $500,000,000 in aggregate principal amount of 4.650% senior notes due 2030 (the “2030 Notes”) and $500,000,000 in aggregate principal amount of 5.250% senior notes due 2035 (the “2035 Notes” and, together with the 2030 Notes, the “Notes”).
  evidence_url: https://www.sec.gov/Archives/edgar/data/1133421/000119312525130630/0001193125-25-130630-index.htm

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