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DINO · Current Report (Form 8-K) · Filed August 5, 2026

Hf Sinclair Corp — Current Report (Form 8-K)

Form
8-K
Filed
August 5, 2026
Period
Aug 4, 2026
Ticker
DINO
Accession
0001628280-26-052797
Boardroom Alpha · Filing insights

HF Sinclair to repurchase 2.375M REH shares for $212M at $89.41, expanding its $1B program by $15M.

Buyback authorized
About Hf Sinclair Corp
Market cap
$17.7B
1Y TSR
+106.8%
3Y TSR
+22.3%
Board grade
B+
Sector
Energy
CEO
Franklin Myers
Last annual meeting: May 13, 2026 · View full Hf Sinclair Corp profile →
dino-20260804


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): August 4, 2026 (August 2, 2026)
___________________

HF SINCLAIR CORPORATION
(Exact name of Registrant as specified in its charter)
Delaware001-4132587-2092143
(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 classTrading Symbol(s)Name of each exchange on which registered
Common Stock $0.01 par valueDINONew York Stock Exchange
Common Stock $0.01 par valueDINO
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 1.01    Entry into a Material Definitive Agreement.

HF Sinclair Corporation (the “Company”) entered into a Stock Purchase Agreement, dated August 2, 2026 (the “Stock Purchase Agreement”), with REH Advisors Inc. (the “Selling Stockholder” or “REH”) (now the parent company of REH Company, LLC (formerly known as The Sinclair Companies)), pursuant to which the Company agreed to repurchase from the Selling Stockholder 2,375,000 shares of the Company’s outstanding common stock, par value $0.01 per share (the “Common Stock”), in a privately negotiated transaction. The price per share to be paid by the Company under the Stock Purchase Agreement is $89.41 per share resulting in an aggregate purchase price of approximately $212 million. The purchase price will be funded with cash on hand and is expected to be completed on or around August 5, 2026. The Stock Purchase Agreement contains customary representations, warranties and covenants of the parties. The shares to be repurchased under the Stock Purchase Agreement will be held as treasury stock by the Company. This share repurchase is the twenty-second privately negotiated transaction between the Company and the Selling Stockholder and will be made pursuant to the Company’s Share Repurchase Program described below.

In connection with the Stock Purchase Agreement, the Board of Directors of the Company (the “Board”) increased the previously disclosed $1 billion share repurchase program initially authorized by the Board on May 7, 2024 by $15 million, effective July 31, 2026 (the “Share Repurchase Program”). To date, the Company has repurchased over $1 billion in Common Stock under the Company’s Share Repurchase Program, which is inclusive of the share repurchase described above, and has approximately $11 million authorization remaining under the Share Repurchase Program. The timing and amount of future share repurchases under the Company’s Share Repurchase Program, including any additional repurchases from REH, will depend on market conditions and corporate, tax, regulatory and other relevant considerations. The Share Repurchase Program may be discontinued at any time by the Board.

The foregoing description of the Stock Purchase Agreement does not purport to be complete and is qualified in its entirety by reference to the Stock Purchase Agreement, a copy of which is filed herewith as Exhibit 10.1 and is incorporated by reference herein. For more information on the Selling Stockholder’s relationship to the Company, please refer to the Company’s Definitive Proxy Statement on Schedule 14A filed with the Securities and Exchange Commission (the “SEC”) on March 31, 2026.

Cautionary Statement Regarding Forward-Looking Statements

The following is a “safe harbor” statement under the Private Securities Litigation Reform Act of 1995: The statements in this Current Report on Form 8-K relating to matters that are not historical facts are “forward-looking statements” based on management’s beliefs and assumptions using currently available information and expectations as of the date hereof, are not guarantees of future performance and involve certain risks and uncertainties, including those contained in our filings with the SEC. Forward-looking statements use words such as “anticipate,” “project,” “will,” “expect,” “plan,” “goal,” “forecast,” “strategy,” “intend,” “should,” “would,” “could,” “believe,” “may,” and similar expressions and statements regarding our plans and objectives for future operations. Although we believe that the expectations reflected in these forward-looking statements are reasonable, we cannot assure you that our expectations will prove correct. Therefore, actual outcomes and results could materially differ from what is expressed, implied or forecast in such statements. Any differences could be caused by a number of factors, including, but not limited to, the Company’s ability to complete the transactions contemplated by the Stock Purchase Agreement on the expected timing; and other financial, operational and legal risks and uncertainties detailed from time to time in the Company’s SEC filings. The forward-looking statements speak only as of the date made and, other than as required by law, we undertake no obligation to publicly update or revise any forward-looking statements, whether as a result of new information, future events or otherwise.





Item 9.01    Financial Statements and Exhibits.

(d) Exhibits

Exhibit NumberDescription
10.1
104
Cover Page Interactive Data File (the cover page XBRL tags are embedded within the inline XBRL document).





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/Vivek Garg
Vivek Garg
Acting Chief Financial Officer, Vice President, Chief Accounting Officer and Controller


Date: August 4, 2026


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Reference

Frequently asked questions

When did Hf Sinclair Corp file this 8-K?
Hf Sinclair Corp (DINO) filed this Current Report (Form 8-K) with the SEC on August 5, 2026. The accession number assigned by EDGAR is 0001628280-26-052797.
What does an 8-K disclose?
Form 8-K is the SEC's current-report form, used to disclose material events between periodic reports (10-K / 10-Q). Triggers include CEO/CFO departures, acquisitions, bankruptcies, earnings releases, auditor changes, changes in fiscal year, and amendments to corporate governance. Each 8-K is keyed to one or more Item numbers (1.01 through 9.01).
What is the key takeaway from this filing?
HF Sinclair to repurchase 2.375M REH shares for $212M at $89.41, expanding its $1B program by $15M. This is Boardroom Alpha's one-line summary of the current report; see the full filing text above for the formal disclosure.
What events did Boardroom Alpha flag in this filing?
BA's event-extraction layer identified this signal in the filing text: "Buyback authorized". It appears above the filing body as a labeled pill.
What Item codes does an 8-K cover?
An 8-K's Item codes (1.01 through 9.01) specify what kind of event is being disclosed — e.g. Item 1.01 for entering a material agreement, Item 5.02 for departure/election of directors and executive officers, Item 8.01 for other events. The Item codes for this 8-K appear in the filing text above.
Where can I find Hf Sinclair Corp's prior current reports on EDGAR?
The SEC EDGAR browser lists every 8-K Hf Sinclair Corp has filed under CIK 1915657, sortable by date. Use the "View on SEC EDGAR" link in the page header, or browse directly via https://www.sec.gov/cgi-bin/browse-edgar.
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