Welcome to our dedicated page for HF Sinclair SEC filings (Ticker: DINO), a comprehensive resource for investors and traders seeking official regulatory documents including 10-K annual reports, 10-Q quarterly earnings, 8-K material events, and insider trading forms.
HF Sinclair Corporation filings document the regulatory record for an independent energy company with common stock registered under the symbol DINO on the New York Stock Exchange and NYSE Texas. The company’s 8-K reports furnish operating results, financial-condition updates, dividend announcements, Regulation FD presentations, and capital and turnaround spending disclosures tied to refining, renewables, lubricants and specialties, marketing, midstream and corporate categories.
HF Sinclair’s proxy and material-event filings also cover governance matters, shareholder voting, executive appointments, compensation arrangements, and board committee oversight. Risk-related disclosures address energy-market conditions, crude oil and refined-product spreads, transportation constraints, refinery or pipeline interruptions, weather events, regulatory matters, and other operating factors affecting its refining, marketing, renewables, lubricants and midstream businesses.
HF Sinclair Corp director REH Advisors Inc. reported a private disposition of 1,455,180 shares of Common Stock back to HF Sinclair. The shares were sold to the issuer at $68.72 per share under a Stock Purchase Agreement dated May 18, 2026. After this transaction, REH Advisors directly holds 11,256,662 HF Sinclair shares.
HF Sinclair Corporation agreed to a privately negotiated stock repurchase from REH Advisors Inc., buying 1,455,180 common shares at $68.72 per share for a total of $100 million. The purchase will be funded with cash on hand and the shares will be held as treasury stock.
This transaction is the twenty-first privately negotiated repurchase between the parties and is being made under HF Sinclair’s previously authorized $1 billion share repurchase program. Including this deal, the company has repurchased $717 million of common stock under the program. The transaction is expected to close on or around May 21, 2026, and future repurchases will depend on market and corporate considerations.
HF Sinclair Corp executive vice president of operations Valerie Pompa reported an open-market sale of 10,000 shares of common stock at a weighted average price of $69.05 per share. After this transaction, she directly holds 43,098 shares of HF Sinclair common stock.
HF Sinclair Corp CEO and President Franklin Myers reported new investments in company stock. He made an open-market purchase of 15,000 shares of common stock at a weighted average price of $69.11 per share, with individual trades executed between $68.95 and $69.17. He also acquired 1,500 restricted stock units under the company’s long-term incentive plan, which will vest on December 1, 2026 and be settled in common stock on May 1, 2028 if he remains with the company.
Morgan Stanley Smith Barney LLC filed a Form 144 notice to sell 10,000 shares of Common Stock. The notice lists restricted stock lots of 5,777 shares dated 12/01/2024 and 4,223 shares dated 12/01/2025, which together equal the 10,000 shares reported.
The filing records the broker and an exchange listing of NYSE and is dated 05/15/2026. The filing provides transaction details but does not specify pricing or final settlement information in the excerpt.
HF Sinclair Corp executive Matthew Joyce, SVP of Lubricants & Specialties, reported initial ownership of 17,181 shares of common stock. This holding includes 16,371 restricted stock units granted under the company’s 2020 long-term incentive plan.
These restricted stock units vest in stages, with 7,708 units scheduled to vest on December 1, 2026, 5,936 units on December 1, 2027, and 2,727 units on December 1, 2028, in each case contingent on continued employment. Vested units will be settled in HF Sinclair common stock within 30 days after each vesting date.
HF Sinclair Corporation terminated its Executive Vice President and Chief Financial Officer, Atanas Atanasov, effective May 13, 2026. If he satisfies the conditions of the company’s Severance Pay Plan, he will receive the benefits provided under that plan, as described in the March 31, 2026 proxy statement.
The filing notes that Atanasov had been on leave from his duties since February 24, 2026. Since that date, Vice President, Chief Accounting Officer and Controller Vivek Garg has been serving as acting Chief Financial Officer, providing continuity in the company’s finance leadership.
HF Sinclair Corporation reported results from its 2026 Annual Meeting of Stockholders held on May 13, 2026. A total of 164,376,715 shares were present in person or by proxy, representing over 91% of the 180,273,453 shares outstanding and entitled to vote as of the March 16, 2026 record date.
Stockholders elected all ten director nominees to serve until the 2027 annual meeting or earlier resignation or removal. Support for individual nominees ranged from 135,194,656 to 147,055,317 votes cast "For," with additional "Against," "Abstain" and broker non-votes reported for each.
Stockholders also approved, on an advisory basis, the compensation of HF Sinclair’s named executive officers, with 144,901,756 votes "For," 2,585,631 "Against," and 386,500 "Abstain," plus 16,502,828 broker non-votes. In addition, they ratified the appointment of Ernst & Young LLP as independent registered public accounting firm for the 2026 fiscal year, with 159,658,363 votes "For," 4,306,021 "Against," and 412,331 "Abstain."
HF Sinclair Corporation has finalized the departure of Chief Executive Officer and President Timothy Go through a Separation and Release Agreement effective May 11, 2026. Go resigned from all roles, including his Board seat, and confirmed his exit is not due to any disagreement over company operations or policies.
The agreement grants Go a separation payment of $4,735,000 in twelve monthly installments and continued access to group health coverage for 12 months at active employee rates if he elects COBRA. He also receives accelerated vesting of 29,616 restricted stock units and time-based vesting on 163,609 performance share units, with actual PSU payouts still tied to original performance goals.
Go’s benefits depend on honoring ongoing confidentiality, non-compete, and non-solicitation obligations and not revoking his release of claims. The filing also notes that Executive Vice President and Chief Financial Officer Atanas Atanasov remains on leave, and efforts to reach a mutually agreeable separation agreement with him have so far not succeeded.