---
schema_version: "secwatch.filing_event.v1"
accession: "0001193125-21-265095"
form_type: "8-K"
ticker: "NOC"
cik: "0001133421"
company_name: "NORTHROP GRUMMAN CORP /DE/"
filed_at: "2021-09-03T23:59:59+00:00"
generated_at: "2026-06-29T05:44:14.072291+00:00"
event_type: "debt"
sentiment: "neutral"
materiality_score: 0.5
calibrated_materiality_score: 0.5
confidence: "high"
source: SEC EDGAR
---

# Northrop Grumman completes $421M debt exchange, swaps sub notes for parent notes

## Summary
- Exchanged $421M aggregate principal of six NGSC debenture series for new Northrop Grumman senior notes and $2.1M cash.
- New notes issued by parent: 7.875% due 2026, 7.750% due 2026, 6.650% due 2028, 7.750% due 2029, 7.750% due 2031, 6.980% due 2036.
- Consent solicitations adopted for Existing 6.650% 2028 and 7.750% 2029 notes; removed restrictive covenants and terminated parent guarantee on those series.
- Existing 7.875% 2026, 7.750% 2026, 7.750% 2031, and 6.980% 2036 notes remain guaranteed by Northrop Grumman after exchange.
- Dealer managers: BofA Securities, BNP Paribas Securities, Wells Fargo Securities; registration rights agreement grants exchange/registration rights.

## SEC filing metadata
- accession: 0001193125-21-265095
- form_type: 8-K
- ticker: NOC
- cik: 0001133421
- company_name: NORTHROP GRUMMAN CORP /DE/
- filed_at: 2021-09-03T23:59:59+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/1133421/000119312521265095/0001193125-21-265095-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1133421/000119312521265095/d216834d8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001193125-21-265095
- JSON: https://secwatch.observer/filing/0001193125-21-265095.json
- Plain text: https://secwatch.observer/filing/0001193125-21-265095.txt

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