---
schema_version: "secwatch.filing_event.v1"
accession: "0001193125-22-074381"
form_type: "8-K12B"
ticker: "DINO"
cik: "0001915657"
company_name: "HF Sinclair Corp"
filed_at: "2022-03-14T23:59:59+00:00"
generated_at: "2026-06-26T23:23:48.880249+00:00"
event_type: "m_and_a"
sentiment: "positive"
materiality_score: 0.95
calibrated_materiality_score: 0.95
confidence: "high"
source: SEC EDGAR
---

# HF Sinclair closes Sinclair Oil and Transportation acquisition, begins trading as DINO

## Summary
- On March 14, 2022, HF Sinclair issued 60,230,036 shares to Sinclair HoldCo valued at ~$2.149 billion for the acquisition.
- Sinclair HoldCo made a $90.2 million cash payment for working capital adjustments, reducing net value to ~$2.060 billion.
- HF Sinclair became the parent holding company of HollyFrontier and its subsidiaries, and its shares began trading under DINO on March 15, 2022.
- Ross B. Matthews and Norman J. Szydlowski were appointed to the HF Sinclair Board of Directors effective March 15, 2022.
- Holly Energy Partners also completed its acquisition of Sinclair Transportation Company on the same date.

## SEC filing metadata
- accession: 0001193125-22-074381
- form_type: 8-K12B
- ticker: DINO
- cik: 0001915657
- company_name: HF Sinclair Corp
- filed_at: 2022-03-14T23:59:59+00:00
- event_type: m_and_a
- sentiment: positive
- materiality_score: 0.95
- calibrated_materiality_score: 0.95
- confidence: high
- sec_items: 2.01, 1.01, 3.03, 3.01, 5.03, 8.01, 3.02, 5.02, 7.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1915657/000119312522074381/0001193125-22-074381-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1915657/000119312522074381/d326950d8k12b.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001193125-22-074381
- JSON: https://secwatch.observer/filing/0001193125-22-074381.json
- Plain text: https://secwatch.observer/filing/0001193125-22-074381.txt

## Key facts
- Executive change
  Ross B. Matthews was appointed as Director at HF Sinclair Corp.
  - Action: appointed
  - Role: Director
  source text: with the exception of Ross B. Matthews and Norman J. Szydlowski who were nominated for service to the HF Sinclair Board of Directors as Sinclair HoldCo designees pursuant to Stockholders Agreement and whose appointment to the Board will be effective as of March 15, 2022
  evidence_url: https://www.sec.gov/Archives/edgar/data/1915657/000119312522074381/0001193125-22-074381-index.htm
- Executive change
  Norman J. Szydlowski was appointed as Director at HF Sinclair Corp.
  - Action: appointed
  - Role: Director
  source text: with the exception of Ross B. Matthews and Norman J. Szydlowski who were nominated for service to the HF Sinclair Board of Directors as Sinclair HoldCo designees pursuant to Stockholders Agreement and whose appointment to the Board will be effective as of March 15, 2022
  evidence_url: https://www.sec.gov/Archives/edgar/data/1915657/000119312522074381/0001193125-22-074381-index.htm

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