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Washington, DC 20549

FORM 8-K

PURSUANT TO SECTION 13 OR 15(d) OF THE

SECURITIES EXCHANGE ACT OF 1934

Date of Report (Date of earliest event reported): September 10, 2025

NEW JERSEY RESOURCES CORPORATION

(Exact Name of registrant as specified in its charter)

(Registrant’s telephone number, including area code)

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:

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

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. ☐

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Announcement of the Election of Amy B. Mansue to the NJR Board

On September 10, 2025, the board of directors (the “Board”) of New Jersey Resources Corporation ("NJR" or the "Company") increased the size of the Board from eleven to twelve directors and unanimously elected Amy B. Mansue as a director, effective as of November 1, 2025. Ms. Mansue will stand for re-election as a director at NJR’s next Annual Meeting of Shareowners.

In connection with her election to the Board, Ms. Mansue will receive cash and equity compensation consistent with the Company’s Non-Employee Director Compensation Plan, as amended, as filed with our annual report on Form 10-K, for the fiscal year ended September 30, 2024, as Exhibit 10.3, which is incorporated herein by reference. Other than this standard compensation arrangement, there are no arrangements or understandings between Ms. Mansue and any other person pursuant to which she was elected as a director. Ms. Mansue is not party to a transaction with the Company that would require disclosure under Item 404(a) of Regulation S-K.

NJR issued a press release announcing the election of Ms. Mansue to the Board (the “Press Release”). A copy of the Press Release is attached hereto as Exhibit 99.1 and is incorporated herein by reference.

Cautionary Statements Regarding Forward-Looking Statements

This filing contains forward-looking statements within the meaning of the Private Securities Litigation Reform Act of 1995. NJR cautions readers that the assumptions forming the basis for forward-looking statements include many factors that are beyond NJR’s ability to control or estimate precisely, such as estimates of future market conditions and the behavior of other market participants. Words such as “anticipates,” “estimates,” “expects,” “projects,” “intends,” “plans,” “believes,” “may,” “should” and similar expressions may identify forward looking information and such forward-looking statements are made based upon management’s current expectations and beliefs as of this date concerning future developments and their potential effect upon NJR. There can be no assurance that future developments will be in accordance with management’s expectations or that the effect of future developments on NJR will be those anticipated by management. Forward looking information in this filing includes, but is not limited to, certain statements regarding the use of proceeds of the Notes.

Additional information and factors that could cause actual results to differ materially from NJR’s expectations are contained in NJR’s filings with the U.S. Securities and Exchange Commission (“SEC”), including NJR’s Annual Reports on Form 10-K and subsequent Quarterly Reports on Form 10-Q, recent Current Reports on Form 8-K, and other SEC filings, which are available at the SEC’s web site, http:.//www.sec.gov. Information included in this filing is representative as of today only and while NJR periodically reassesses material trends and uncertainties affecting NJR’s results of operations and financial condition in connection with its preparation of management’s discussion and analysis of results of operations and financial condition contained in its Quarterly and Annual Reports filed with the SEC, NJR does not, by including this statement, assume any obligation to review or revise any particular forward-looking statement referenced herein in light of future events.

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.

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