---
schema_version: "secwatch.filing_event.v1"
accession: "0001628280-26-036527"
form_type: "8-K"
ticker: "DINO"
cik: "0001915657"
company_name: "HF Sinclair Corp"
filed_at: "2026-05-19T20:45:39+00:00"
generated_at: "2026-05-19T20:47:04.768725+00:00"
event_type: "other_material"
sentiment: "positive"
materiality_score: 0.65
calibrated_materiality_score: 0.65
confidence: "high"
source: SEC EDGAR
---

# HF Sinclair repurchases 1.46M shares for $100M from REH Advisors at $68.72/share

## Summary
- Repurchased 1,455,180 shares from REH Advisors at $68.72/share for $100M in cash.
- Expected closing on May 21, 2026; shares will be held as treasury.
- This is the 21st private repurchase from REH; cumulative buybacks reach $717M under $1B program.
- Program authorized May 7, 2024; repurchase funded with cash on hand.

## SEC filing metadata
- accession: 0001628280-26-036527
- form_type: 8-K
- ticker: DINO
- cik: 0001915657
- company_name: HF Sinclair Corp
- filed_at: 2026-05-19T20:45:39+00:00
- event_type: other_material
- sentiment: positive
- materiality_score: 0.65
- calibrated_materiality_score: 0.65
- confidence: high
- sec_items: 1.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1915657/000162828026036527/0001628280-26-036527-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1915657/000162828026036527/dino-20260519.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001628280-26-036527
- JSON: https://secwatch.observer/filing/0001628280-26-036527.json
- Plain text: https://secwatch.observer/filing/0001628280-26-036527.txt

## Key facts
- Material Agreements
  HF Sinclair Corp entered into Stock Purchase Agreement with REH Advisors Inc. (the "Selling Stockholder" or "REH") valued at aggregate purchase price of $100 million (effective 2026-05-18).
  - Action: entry
  - Agreement: equity purchase
  - Counterparty: REH Advisors Inc. (the "Selling Stockholder" or "REH")
  - Value: aggregate purchase price of $100 million
  - Effective: 2026-05-18
  source text: HF Sinclair Corporation (the “Company”) entered into a Stock Purchase Agreement, dated May 18, 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 1,455,180 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 $68.72 per share resulting in an aggregate purchase price of $100 million.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1915657/000162828026036527/0001628280-26-036527-index.htm

This AI-assisted summary is a reading aid. Review the linked SEC EDGAR filing before relying on any specific claim.