Form 8-K

8-K — NORTHROP GRUMMAN CORP /DE/

Accession: 0001628280-26-037375

Filed: 2026-05-21

Period: 2026-05-20

CIK: 0001133421

SIC: 3812 (SEARCH, DETECTION, NAVIGATION, GUIDANCE, AERONAUTICAL SYS)

Item: Submission of Matters to a Vote of Security Holders

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UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM 8-K

CURRENT REPORT

Pursuant to Section 13 or 15(d) of the

Securities Exchange Act of 1934

Date of Report (Date of earliest event reported)

May 20, 2026

NORTHROP GRUMMAN CORPORATION

(Exact name of registrant as specified in its charter)

Delaware 1-16411 80-0640649

(State or Other Jurisdiction

of Incorporation or Organization)

(Commission File Number)

(IRS Employer

Identification Number)

2980 Fairview Park Drive, Falls Church, VA 22042

(Address of principal executive offices)(Zip Code)

(703) 280-2900

(Registrant’s telephone number, including area code)

(Former name or former address, if changed since last report)

Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions:

☐ Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)

☐ Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)

☐ Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))

☐ Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))

Securities registered pursuant to Section 12(b) of the Act:

Title of each class Trading Symbol(s) Name of each exchange on which registered

Common Stock NOC New York Stock Exchange

Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (§230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§240.12b-2 of this chapter).

Emerging growth company ☐

If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act. ☐

ITEM 5.07. Submission of Matters to a Vote of Security Holders.

At the Northrop Grumman Corporation (the "Company") 2026 Annual Meeting of Shareholders held on May 20, 2026 (the "2026 Annual Meeting"), shareholders considered and approved the three proposals that management presented, each of which is described in more detail in the 2026 Proxy Statement filed with the Securities and Exchange Commission on April 3, 2026.

The results detailed below for the proposals presented at the 2026 Annual Meeting represent the final voting results as certified by the Inspector of Election.

Management Proposals

Proposal 1

The shareholders elected the following eleven directors: Kathy J. Warden, David P. Abney, Marianne C. Brown, Christopher W. Grady, Arvind Krishna, Kimberly A. Ross, Gary Roughead, Thomas M. Schoewe, James S. Turley, Mark A. Welsh III and Mary A. Winston.

Director

For

Against

Abstain

Broker Non-Vote

Kathy J. Warden

109,954,609 3,255,297 260,394 13,285,434

David P. Abney

110,596,071 2,390,699 483,530 13,285,434

Marianne C. Brown

106,283,552 6,679,052 507,696 13,285,434

Christopher W. Grady

112,196,690 817,467 456,143 13,285,434

Arvind Krishna 111,266,680 1,715,680 487,940 13,285,434

Kimberly A. Ross

111,545,318 1,422,255 502,727 13,285,434

Gary Roughead

110,346,794 2,648,764 474,742 13,285,434

Thomas M. Schoewe

109,394,902 3,572,207 503,191 13,285,434

James S. Turley

103,275,902 9,690,919 503,479 13,285,434

Mark A. Welsh III

111,863,189 1,127,398 479,713 13,285,434

Mary A. Winston

111,083,563 1,903,984 482,753 13,285,434

Proposal 2

The shareholders approved, on an advisory basis, the compensation of the Company's named executive officers, with a vote of:

For Against Abstain Broker Non-Vote

107,398,463 5,220,362 851,475 13,285,434

Proposal 3

The shareholders ratified the appointment of Deloitte & Touche LLP as the Company's independent auditor for the fiscal year ending December 31, 2026 with a vote of 121,265,768 shares for, 5,116,361 shares against and 373,605 abstentions.

Shareholder Proposal

Proposal 4

The shareholders did not approve the shareholder proposal to provide for an independent board chair.

For Against Abstain Broker Non-Vote

23,610,695 88,773,053 1,086,552 13,285,434

The Board of Directors will carefully consider the shareholders' input on these proposals and feedback received in the course of shareholder engagement.

SIGNATURE

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 hereunto duly authorized.

NORTHROP GRUMMAN CORPORATION

(Registrant)

By: /s/ Jennifer C. McGarey

(Signature)

Jennifer C. McGarey

Corporate Vice President and Secretary

Date: May 21, 2026

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