---
schema_version: "secwatch.filing_event.v1"
accession: "0001915657-25-000079"
form_type: "8-K"
ticker: "DINO"
cik: "0001915657"
company_name: "HF Sinclair Corp"
filed_at: "2025-09-03T23:59:59+00:00"
generated_at: "2026-05-17T08:39:15.245747+00:00"
event_type: "other_material"
sentiment: "neutral"
materiality_score: 0.0
calibrated_materiality_score: 0.0
confidence: "low"
source: SEC EDGAR
---

# HF Sinclair posts investor presentation for September 2025 meetings; no material new information disclosed

## Summary
- Presentation filed as Exhibit 99.1 for meetings with current and potential investors.
- No financial results, guidance updates, or strategic announcements were included in the furnished excerpt.
- The filing is a routine Regulation FD disclosure with no substantive new facts provided.

## SEC filing metadata
- accession: 0001915657-25-000079
- form_type: 8-K
- ticker: DINO
- cik: 0001915657
- company_name: HF Sinclair Corp
- filed_at: 2025-09-03T23:59:59+00:00
- event_type: other_material
- sentiment: neutral
- materiality_score: 0.0
- calibrated_materiality_score: 0.0
- confidence: low
- sec_items: 7.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1915657/000191565725000079/0001915657-25-000079-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1915657/000191565725000079/dino-20250902.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001915657-25-000079
- JSON: https://secwatch.observer/filing/0001915657-25-000079.json
- Plain text: https://secwatch.observer/filing/0001915657-25-000079.txt

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