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NORTHROP GRUMMAN CORP (NOC)

Institutional ownership, SEC filings and insider activity

Sector: Industry · SEC CIK 0001133421 · EDGAR filings · Updated 2026-07-24

NORTHROP GRUMMAN CORP (NOC) has reported institutional ownership of 83.1%, with 1,864 institutional managers holding positions valued at $80.4B per the latest 13F reporting period. The company has 6 bond series in the registry.

Institutional ownership
83.1%
Institutional managers
1,864
Reported 13F value
$80.4B
Insider activity
131 trans.
−$35.4M net selling

Filings this week (1)

Every filing links to the official SEC document. Real-time filing alerts for this company are available inside the app.

Latest updates

Institutional ownership overview

According to SEC 13F filings tracked by Sightfile, NORTHROP GRUMMAN CORP has 1,864 institutional holders and institutional ownership of 83.1%.

#InstitutionReported value% of tracked total
1STATE STREET CORP$8.87B11.0%
2BlackRock, Inc.$7.42B9.2%
3VANGUARD CAPITAL MANAGEMENT LLC$6.11B7.6%
4Capital International Investors$4.84B6.0%
5Capital World Investors$4.70B5.8%
6WELLINGTON MANAGEMENT GROUP LLP$3.39B4.2%
7MORGAN STANLEY$2.46B3.1%
8VANGUARD PORTFOLIO MANAGEMENT LLC$2.39B3.0%
9FRANKLIN RESOURCES INC$2.24B2.8%
10GEODE CAPITAL MANAGEMENT, LLC$2.18B2.7%

Full holder history and quarter-over-quarter changes are available inside the app.

Insider activity

Insiders reported 131 transactions (0 buys, 79 sells) across 21 reporting insiders, with a net reported value of −$35.4M.

Quarterly net insider value, as reported in Form 4 filings.

Debt profile

6 active bond series in the registry, coupons ranging 4.60%–7.75%, maturities through 2054, built from the company's own prospectus filings.

Debt maturity schedule

Principal coming due by year for NORTHROP GRUMMAN CORP, from the company's own SEC prospectus filings (424B) tracked by Sightfile.

YearBond series maturingKnown principal due
20261
20271
20281
20291$500.0M
20302
20311
20331
20341$850.0M
20351
20402
20431
20451

Coupons, seniority and prospectus links for each series are available inside the app.

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See full history, cross-references and alerts on Sightfile
Sightfile provides information only — not investment advice, recommendations, or an assessment of any security. Data is derived from official public sources (SEC EDGAR and U.S. government agencies), may contain errors or delays, and should be verified against the source filing before relying on it.
Data sources: SEC EDGAR (filings, 13F, FTD), aggregated by Sightfile. Page updated 2026-07-24.