HF Sinclair insider sells large stock blocks

HF Sinclair Corp insider sale reported.

Rhea-AI Filing Summary

HF Sinclair Corp insider sale reported. Timothy Go reported multiple open-market dispositions of Common Stock on 05/15/2026, 05/18/2026, and 05/26/2026, totaling reported trades of 16184, 4768, 129,915, and 17,961 shares with proceeds shown for each trade.

The filing lists several previously vested blocks of Common Stock with vesting dates from 06/09/2021 through 12/01/2024; the sales and the listed vested lots are reported in the same disclosure.

Insights

Corporate Governance Analyst

Multiple insider dispositions by a single reporting person in May 2026.

The filing lists discrete sales by Timothy Go on 05/15/2026, 05/18/2026, and 05/26/2026

These entries show share counts and gross proceeds per transaction; cash‑flow treatment (who received proceeds) is implicit to the seller, and timing is explicit in the record.

Key Figures

Sale - 05/15/2026: 16,184 shares Sale - 05/18/2026: 4,768 shares Sale - 05/26/2026 (large): 129,915 shares +4 more

7 metrics

Sale - 05/15/2026 16,184 shares <date>05/15/2026</date>

Sale - 05/18/2026 4,768 shares <date>05/18/2026</date>

Sale - 05/26/2026 (large) 129,915 shares <date>05/26/2026</date>

Sale - 05/26/2026 (additional) 17,961 shares <date>05/26/2026</date>

Proceeds - 129,915 shares $9,010,468.26 <date>05/26/2026</date>

Proceeds - 17,961 shares $1,254,897.35 <date>05/26/2026</date>

Vested lot example 52,910 shares Vesting date <date>12/01/2024</date>

Key Terms

Form 144, Vested Stock, Pershing Advisor Solutions

3 terms

Form 144 regulatory

"144: Securities Sold During The Past 3 Months"

Form 144 is a document that investors must file with the government when they plan to sell a large number of shares of a company's stock. It helps ensure transparency so everyone knows how many shares are being sold and when, which can impact the stock's price.

Vested Stock financial

"Vested Stock | HF Sinclair Corp | 06/09/2021"

Pershing Advisor Solutions other

"Common | Pershing Advisor Solutions One Pershing Plaza"

FAQ

What trades does HF Sinclair Corp (DINO) Form 144 report?

The Form 144 reports sales by Timothy Go of 16,184, 4,768, 129,915, and 17,961 shares on 05/15/2026, 05/18/2026, and 05/26/2026. Each line shows the share count and proceeds for that transaction.

Who is the reporting person on the Form 144 for DINO?

The sale lines in the excerpt are attributed to Timothy Go with an address shown in Dallas, TX. The broker/agent listed appears as Pershing Advisor Solutions on the filer header.

What proceeds are disclosed for the May 26, 2026 sales?

The excerpt shows proceeds of $9,010,468.26 for the 129,915-share line and $1,254,897.35 for the 17,961-share line on 05/26/2026, each presented on the sale lines.

Does the filing show vested shares available prior to these sales?

Yes; the filing lists vested Common Stock lots with vesting dates from 06/09/2021 through 12/01/2024 and quantities including 25,970, 4,638, 5,948, 2,500, and 52,910 shares.

Does this Form 144 indicate the method of sale or restrictions?

The excerpt lists sales and vested lots but does not detail the specific method (block trade, brokerage, negotiated) or any post‑sale restrictions; trade dates and proceeds are the primary disclosed transaction details.

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Accepted by SEC EDGAR 05/27/2026 - 02:32 PM Learn about SEC filing dates

Form 144 Filer Information	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 144 NOTICE OF PROPOSED SALE OF SECURITIES PURSUANT TO RULE 144 UNDER THE SECURITIES ACT OF 1933
FORM 144

144: Filer Information

Filer CIK	0001663266
Filer CCC	XXXXXXXX
Is this a LIVE or TEST Filing?	LIVE TEST
Submission Contact Information
Name
Phone
E-Mail Address

144: Issuer Information

Name of Issuer	HF Sinclair Corp
SEC File Number	001-41325
Address of Issuer	2323 VICTORY AVENUE SUITE 1400 DALLAS TEXAS 75219
Phone	214-871-3555
Name of Person for Whose Account the Securities are To Be Sold	Go Timothy
See the definition of "person" in paragraph (a) of Rule 144. Information is to be given not only as to the person for whose account the securities are to be sold but also as to all other persons included in that definition. In addition, information shall be given as to sales by all persons whose sales are required by paragraph (e) of Rule 144 to be aggregated with sales for the account of the person filing this notice.
Relationship to Issuer	Former Employee

144: Securities Information

Title of the Class of Securities To Be Sold	Name and Address of the Broker	Number of Shares or Other Units To Be Sold	Aggregate Market Value	Number of Shares or Other Units Outstanding	Approximate Date of Sale	Name the Securities Exchange
Common	Pershing Advisor Solutions One Pershing Plaza Jersey City NJ 07399	91966	6188497.65	180275437	05/27/2026	NYSE

Furnish the following information with respect to the acquisition of the securities to be sold and with respect to the payment of all or any part of the purchase price or other consideration therefor:

144: Securities To Be Sold

Title of the Class	Date you Acquired	Nature of Acquisition Transaction	Name of Person from Whom Acquired	Is this a Gift?	Date Donor Acquired	Amount of Securities Acquired	Date of Payment	Nature of Payment *
Common	06/09/2021	Vested Stock	HF Sinclair Corp			25970	06/09/2021	Vesting
Common	12/01/2021	Vested Stock	HF Sinclair Corp			4638	12/01/2021	Vesting
Common	06/06/2023	Vested Stock	HF Sinclair Corp			5948	06/06/2023	Vesting
Common	11/05/2024	Vested Stock	HF Sinclair Corp			2500	11/05/2024	Vesting
Common	12/01/2024	Vested Stock	HF Sinclair Corp			52910	12/01/2024	Vesting

* If the securities were purchased and full payment therefor was not made in cash at the time of purchase, explain in the table or in a note thereto the nature of the consideration given. If the consideration consisted of any note or other obligation, or if payment was made in installments describe the arrangement and state when the note or other obligation was discharged in full or the last installment paid.

Furnish the following information as to all securities of the issuer sold during the past 3 months by the person for whose account the securities are to be sold.

144: Securities Sold During The Past 3 Months

Name and Address of Seller	Title of Securities Sold	Date of Sale	Amount of Securities Sold	Gross Proceeds
Timothy Go 4325 Fairfax Ave Dallas TX 75205	HF Sinclair Corp	05/15/2026	16184	1123856.61
Timothy Go 4325 Fairfax Ave Dallas TX 75205	HF Sinclair Corp	05/18/2026	4768	339958.40
Timothy Go 4325 Fairfax Ave Dallas TX 75205	HF Sinclair Corp	05/26/2026	129915	9010468.26
Timothy Go 4325 Fairfax Ave Dallas TX 75205	HF Sinclair Corp	05/26/2026	17961	1254897.35

144: Remarks and Signature

Remarks
Date of Notice	05/27/2026
ATTENTION:
The person for whose account the securities to which this notice relates are to be sold hereby represents by signing this notice that he does not know any material adverse information in regard to the current and prospective operations of the Issuer of the securities to be sold which has not been publicly disclosed. If such person has adopted a written trading plan or given trading instructions to satisfy Rule 10b5-1 under the Exchange Act, by signing the form and indicating the date that the plan was adopted or the instruction given, that person makes such representation as of the plan adoption or instruction date.
Signature	Timothy Go
ATTENTION: Intentional misstatements or omission of facts constitute Federal Criminal Violations (See 18 U.S.C. 1001)