Northrop (NOC)

=== SEC Form 4 — Statement of Changes in Beneficial Ownership === Document Type: 4 Period of Report: 2026-08-19 10b5-1 Pre-arranged Plan: No --- Issuer --- Name: NORTHROP GRUMMAN CORP /DE/ (NOC) CIK: 0001133421 --- Reporting Owner --- Name: Warden Kathy J CIK: 0001559112 Role: Director, Officer (Chair, CEO and President) --- Derivative Transactions --- [Transaction #1] Security: Market Stock Units Date: 2026-08-19 | Code: A (Grant or award) Shares: +35,910 | Price: $0.00 Shares Owned After: 35,910 | Ownership: D (Direct) Footnotes: [F1] Each Market Stock Unit ("MSU") represents the contingent right to receive, following vesting, between 0% and 150% of one share of the Issuer's common stock, subject to the Issuer's absolute stock price appreciation or depreciation over a performance period ending December 31, 2031. No portion of the MSUs will be earned if the Issuer's stock price depreciates by more than 25%, a 100% (or target) payout is earned if the Issuer's stock price appreciates by 10%, and a 150% payout is earned if the Issuer's stock price appreciates by 50% or more. The target number of MSUs is reported in this Report. Grant awarded pursuant to Rule 16b-3(d). [F1] Each Market Stock Unit ("MSU") represents the contingent right to receive, following vesting, between 0% and 150% of one share of the Issuer's common stock, subject to the Issuer's absolute stock price appreciation or depreciation over a performance period ending December 31, 2031. No portion of the MSUs will be earned if the Issuer's stock price depreciates by more than 25%, a 100% (or target) payout is earned if the Issuer's stock price appreciates by 10%, and a 150% payout is earned if the Issuer's stock price appreciates by 50% or more. The target number of MSUs is reported in this Report. Grant awarded pursuant to Rule 16b-3(d). [F1] Each Market Stock Unit ("MSU") represents the contingent right to receive, following vesting, between 0% and 150% of one share of the Issuer's common stock, subject to the Issuer's absolute stock price appreciation or depreciation over a performance period ending December 31, 2031. No portion of the MSUs will be earned if the Issuer's stock price depreciates by more than 25%, a 100% (or target) payout is earned if the Issuer's stock price appreciates by 10%, and a 150% payout is earned if the Issuer's stock price appreciates by 50% or more. The target number of MSUs is reported in this Report. Grant awarded pursuant to Rule 16b-3(d). --- Footnotes (Complete Index) --- F1: Each Market Stock Unit ("MSU") represents the contingent right to receive, following vesting, between 0% and 150% of one share of the Issuer's common stock, subject to the Issuer's absolute stock price appreciation or depreciation over a performance period ending December 31, 2031. No portion of the MSUs will be earned if the Issuer's stock price depreciates by more than 25%, a 100% (or target) payout is earned if the Issuer's stock price appreciates by 10%, and a 150% payout is earned if the Issuer's stock price appreciates by 50% or more. The target number of MSUs is reported in this Report. Grant awarded pursuant to Rule 16b-3(d). --- Signature --- /s/ /s/ Jennifer C. McGarey, Attorney-in-Fact (2026-08-21)