Marianne Catherine Brown - Sep 30, 2025 Form 4 Insider Report for NORTHROP GRUMMAN CORP /DE/ (NOC)

Role
Director
Signature
/s/ Jennifer C. McGarey, Attorney-in-Fact
Stock symbol
NOC
Transactions as of
Sep 30, 2025
Transactions value $
$46,308
Form type
4
Date filed
10/1/2025, 01:45 PM
Previous filing
Jul 3, 2025
Next filing
Oct 3, 2025
SEC
View on sec.gov

Reporting Owners (1)

Name Relationship Address Signature Signature date CIK
Brown Marianne Catherine Director 2980 FAIRVIEW PARK DRIVE, FALLS CHURCH /s/ Jennifer C. McGarey, Attorney-in-Fact 2025-10-01 0001804183

Transactions Table

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Ownership Footnotes
transaction NOC Common Stock Award $46.3K +76 +0.71% $609.32 10.8K Sep 30, 2025 Direct F1, F2
* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id Content
F1 Represents shares of common stock deferred into a stock unit account pursuant to the Northrop Grumman 2024 Long-Term Incentive Stock Plan (the "Plan") in a transaction exempt pursuant to Rule 16b-3.
F2 Represents shares of common stock, including dividends, held in a stock unit account pursuant to the Plan. Dividends earned on shares held in the stock unit account were exempt from Section 16 and not reportable under rule 16a-11.