HF Sinclair (DINO) insider sells 960,061 shares at $52.08

HF Sinclair (DINO): REH Advisors Inc., a director by deputization, reported the sale of 960,061 shares of common stock on November 3, 2025 at $52.08 per share.

Rhea-AI Filing Summary

HF Sinclair (DINO): REH Advisors Inc., a director by deputization, reported the sale of 960,061 shares of common stock on November 3, 2025 at $52.08 per share. The transaction was a private sale to the issuer pursuant to a Stock Purchase Agreement dated November 3, 2025.

Following the sale, the reporting person beneficially owned 13,149,080 shares, held directly.

Insights

Securities law analyst

Form 4 discloses a private issuer repurchase; neutral impact.

REH Advisors Inc. reported selling 960,061 HF Sinclair common shares at $52.08 on November 3, 2025. The filing states the shares were sold to the issuer in a private transaction under a Stock Purchase Agreement dated the same day.

After the transaction, the reporting person shows 13,149,080 shares beneficially owned, held directly. The filer is a “director by deputization” through its representative on the board. This is an administrative disclosure of insider activity; actual market impact depends on broader context not provided in the excerpt.

Insider Trade Summary

Disposition: 960,061 shares

Disposition 1 txn

Insider REH Advisors Inc.

Role Director

Type	Security	Shares	Price	Value
Disposition	Common Stock	960,061	$52.08	$50.00M

Holdings After Transaction: Common Stock — 13,149,080 shares (Direct)

Footnotes (1)

1. F1. These shares were sold by the Reporting Person to the Issuer in a private transaction pursuant to the Stock Purchase Agreement between the Reporting Person and the Issuer dated November 3, 2025.

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What insider transaction was reported for DINO?

REH Advisors Inc. reported selling 960,061 shares of HF Sinclair common stock at $52.08 on November 3, 2025.

Who bought the shares sold by the insider of DINO?

The shares were sold to the issuer in a private transaction pursuant to a Stock Purchase Agreement dated November 3, 2025.

How many HF Sinclair (DINO) shares does the reporting person own after the sale?

Following the transaction, the reporting person beneficially owned 13,149,080 shares, held directly.

What is the relationship of the reporting person to HF Sinclair (DINO)?

The reporting person is a director by deputization through its representative on the issuer’s board.

Was the DINO insider sale made under a specific agreement?

Yes. It was made under a Stock Purchase Agreement between the reporting person and the issuer dated November 3, 2025.

What SEC form reported the HF Sinclair (DINO) insider transaction?

The transaction was disclosed on Form 4 filed by one reporting person.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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Accepted by SEC EDGAR 11/05/2025 - 07:17 PM EST Learn about SEC filing dates

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL

OMB Number:			3235-0287
Estimated average burden
hours per response:			0.5

Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

REH Advisors Inc.

(Last) (First) (Middle)

2800 WEST LINCOLNWAY

(Street)

CHEYENNE WY 82009

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
HF Sinclair Corp [ DINO ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

X	Director		10% Owner
	Officer (give title below)		Other (specify below)

3. Date of Earliest Transaction (Month/Day/Year)
11/03/2025

4. If Amendment, Date of Original Filed (Month/Day/Year)

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
Common Stock	11/03/2025		D(1)		960,061	D	$52.08	13,149,080	D

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

1. These shares were sold by the Reporting Person to the Issuer in a private transaction pursuant to the Stock Purchase Agreement between the Reporting Person and the Issuer dated November 3, 2025.

Remarks:

Ross B. Matthews currently serves as representative of the Reporting Person on the Issuer's board of directors, and therefore the Reporting Person constitutes a "director by deputization" of the Issuer.

	REH ADVISORS INC., By: /s/ Ross B. Matthews, Name: Ross B. Matthews, Title: Chair of the Board	11/05/2025
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.