NORTHROP GRUMMAN CORP /DE/ 10-Q

Item 5. Other Information 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. Name (Title) Type of Trading Arrangement Date of Adoption Expiration Date of Trading Arrangement Aggregate Number of Securities to Be Purchased or Sold Kathryn G. 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) (Corporate Vice President and General Counsel) (1) The aggregate number of shares to be sold will depend, in part, on future company performance. -38- Table of Contents NORTHROP GRUMMAN CORPORATION Item 6. Exhibits *+10.1 Non-Employee Director Compensation Term Sheet, effective May 20, 2026 *15 Letter from Independent Registered Public Accounting Firm *31.1 Certification of Kathy J. Warden pursuant to Section 302 of the Sarbanes-Oxley Act of 2002 *31.2 Certification of John T. Greene pursuant to Section 302 of the Sarbanes-Oxley Act of 2002 **32.1 Certification of Kathy J. Warden pursuant to Section 906 of the Sarbanes-Oxley Act of 2002 **32.2 Certification of John T. Greene pursuant to Section 906 of the Sarbanes-Oxley Act of 2002 *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. The instance document does not appear in the Interactive Data File because its XBRL tags are embedded within the Inline XBRL document. *104 Cover Page Interactive Data File (formatted as Inline XBRL and contained in Exhibit 101) + Management contract or compensatory plan or arrangement * Filed with this report ** Furnished with this report -39- Table of Contents NORTHROP GRUMMAN CORPORATION SIGNATURES Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned thereunto duly authorized. NORTHROP GRUMMAN CORPORATION (Registrant) By: /s/ Michael A. Hardesty Michael A. Hardesty Corporate Vice President, Controller and Chief Accounting Officer (Principal Accounting Officer) Date: July 20, 2026 -40-