Other Information
−Removed: Consistent with Item 408 of Regulation S-K, the following table reflects Rule 10b5-1 trading arrangements and non-Rule 10b5-1 trading arrangements (as defined in Item 408) entered into by any director or officer (as defined in Rule 16a-1(f) of the Exchange Act) during the quarter ended March 31, 2026.
+Added: Consistent with Item 408 of Regulation S-K, the following table reflects Rule 10b5-1 trading arrangements and non-Rule 10b5-1 trading arrangements (as defined in Item 408) entered into by any director or officer (as defined in Rule 16a-1(f) of the Exchange Act) during the quarter ended June 30, 2026.
(Title) Type of Trading Arrangement Date of Adoption Expiration Date of Trading Arrangement
Aggregate Number of Securities to Be Purchased or Sold
−Removed: Warden Rule 10b5-1 Trading Arrangement February 13, 2026 January 29, 2027 or such earlier date upon the completion of all trades under the plan or the occurrence of such other termination events as specified in the plan.
−Removed: Sale of 25,000 shares of common stock
−Removed: (Chair, Chief Executive Officer and President)
−Removed: Rule 10b5-1 Trading Arrangement February 20, 2026 March 12, 2027 or such earlier date upon the completion of all trades under the plan or the occurrence of such other termination events as specified in the plan.
−Removed: Sale of 1,036 shares of common stock
+Added: Simpson Rule 10b5-1 Trading Arrangement April 27, 2026 March 31, 2027 or such earlier date upon the completion of all trades under the plan or the occurrence of such other termination events as specified in the plan.
Sale of shares to be received upon payout of 2024 RSRs and RPSRs (1)
−Removed: (Corporate Vice President, Controller, and Chief Accounting Officer)
−Removed: Rule 10b5-1 Trading Arrangement February 25, 2026 February 5, 2027 or such earlier date upon the completion of all trades under the plan or the occurrence of such other termination events as specified in the plan.
−Removed: Gift of 526 shares
−Removed: Sale of shares received upon payout of 2023 RSRs and RPSRs
−Removed: (Corporate Vice President and President, Aeronautics Systems Sector)
+Added: (Corporate Vice President and General Counsel)
(1) The aggregate number of shares to be sold will depend, in part, on future company performance.
NORTHROP GRUMMAN CORPORATION
−Removed: 2026 Restricted Stock Rights Grant Agreement Specifying Terms and Conditions Applicable to 2026 Restricted Stock Rights Granted under the 2024 Long-Term Incentive Stock Plan
−Removed: 2026 Restricted Performance Stock Rights Grant Agreement Specifying Terms and Conditions Applicable to 2026 Restricted Performance Stock Rights Granted Under the 2024 Long-Term Incentive Stock Plan
−Removed: 2026 Restricted Stock Rights Grant Agreement Specifying Terms and Conditions Applicable to 2026 Restricted Stock Rights Granted to Kathy J.
−Removed: Warden under the 2024 Long-Term Incentive Stock Plan
−Removed: 2026 Restricted Performance Stock Rights Grant Agreement Specifying Terms and Conditions Applicable to 2026 Restricted Performance Stock Rights Granted to Kathy J.
−Removed: Warden under the 2024 Long-Term Incentive Stock Plan
−Removed: Special 2026 Restricted Stock Rights Grant Agreement Specifying Terms and Conditions Applicable to 2026 Restricted Stock Rights Granted to John T.
−Removed: Greene Under the 2024 Long-Term Incentive Stock Plan
−Removed: Group Personal Excess Liability Policy, effective as of January 1, 202 6
−Removed: *+10.7 Form of Indemnification Agreement between Northrop Grumman Corporation and its directors and executive officers
+Added: *+10.1 Non-Employee Director Compensation Term Sheet, effective May 20, 2026
*15 Letter from Independent Registered Public Accounting Firm
7 unchanged sentences
Greene pursuant to Section 906 of the Sarbanes-Oxley Act of 2002
−Removed: *101 Northrop Grumman Corporation Quarterly Report on Form 10-Q for the quarter ended March 31, 2026, formatted as inline XBRL (Extensible Business Reporting Language):
+Added: *101 Northrop Grumman Corporation Quarterly Report on Form 10-Q for the quarter ended June 30, 2026, formatted as inline XBRL (Extensible Business Reporting Language):
(i) the Cover Page, (ii) Condensed Consolidated Statements of Earnings and Comprehensive Income, (iii) Condensed Consolidated Statements of Financial Position, (iv) Condensed Consolidated Statements of Cash Flows, (v) Condensed Consolidated Statements of Changes in Shareholders’ Equity, (vi) Notes to Condensed Consolidated Financial Statements, and (vii) Other Information.
11 unchanged sentences
(Principal Accounting Officer)
−Removed: April 20, 2026
+Added: July 20, 2026
Compared sentence by sentence after normalising whitespace, quotation marks, case and digits, so re-formatting and restated figures do not read as changed language. Wording changes appear as one removal and one addition. The current filing and the prior one are authoritative.