dino-20261112

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): November 12, 2026 (November 10, 2026)

___________________

HF SINCLAIR CORPORATION

(Exact name of Registrant as specified in its charter)


Delaware	001-41325	87-2092143
(State or other jurisdiction of incorporation)	(Commission File Number)	(I.R.S. Employer Identification Number)
2323 Victory Avenue, Suite 1400
Dallas, TX		75219
(Address of principal executive offices)		(Zip code)

Registrant’s telephone number, including area code: (214) 871-3555

Not applicable

(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 Securities Exchange Act of 1934:
Title of each class	Trading Symbol(s)	Name of each exchange on which registered
Common Stock $0.01 par value	DINO	New York Stock Exchange
Common Stock $0.01 par value	DINO	NYSE Texas, Inc.

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 5.02 Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers.

Increase in Board Size; Appointment of New Director

On November 10, 2026, the Board of Directors (the “Board”) of HF Sinclair Corporation (the “Corporation”) expanded the size of the Board from ten to eleven members and appointed Steve Ledbetter to the Board, effective as of November 10, 2026. Mr. Ledbetter was appointed as a non-independent director and will serve on the Executive Committee of the Board.

The Corporation previously disclosed Mr. Ledbetter’s biographical information required by Item 401 of Regulation S-K in its Current Report on Form 8-K dated July 8, 2026. There are no arrangements or understandings between Mr. Ledbetter and any other person pursuant to which he was appointed as a director. Mr. Ledbetter does not have any family relationship with any director or executive officer of the Corporation or any person nominated or chosen by the Corporation to become a director or executive officer. There are no transactions in which Mr. Ledbetter has an interest requiring disclosure under Item 404(a) of Regulation S-K.

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 thereunto duly authorized.


HF SINCLAIR CORPORATION

By:	/s/	Matthew H. Marchant
		Matthew H. Marchant
		Senior Vice President, General Counsel

Date: November 12, 2026