Mary A. Winston - 21 May 2025 Form 4 Insider Report for NORTHROP GRUMMAN CORP /DE/ (NOC)

Role: Director
Signature: /s/ Jennifer C. McGarey, Attorney-in-Fact
Issuer symbol: NOC
Transactions as of: 21 May 2025
Net transactions value: +$182,452
Form type: 4
Filing time: 22 May 2025, 16:16:21 UTC
Previous filing: 01 Aug 2024
Next filing: 13 Jun 2025
SEC: View on sec.gov

Reporting Owners (1)

Name	Relationship	Address	Signature	Signature date	CIK
WINSTON MARY A	Director	2980 FAIRVIEW PARK DRIVE, FALLS CHURCH	/s/ Jennifer C. McGarey, Attorney-in-Fact	22 May 2025	0001282797

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	NOC	Common Stock	Award	$182,452	+385	+45%	$473.90	1,241	21 May 2025	Direct	F1, F2
holding	NOC	Common Stock						9	21 May 2025	Held in IRA

* 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	Amount includes (i) 78 shares of common stock; and (ii) 1,172 shares of common stock, including dividends, held in a stock unit account pursuant to the Plan and the Northrop Grumman 2011 Long-Term Incentive Stock Plan. Dividends earned on shares held in the stock unit account were exempt from Section 16 and not reportable under Rule 16a-11.