---
schema_version: "secwatch.filing_event.v1"
accession: "0001915657-24-000077"
form_type: "8-K/A"
ticker: "DINO"
cik: "0001915657"
company_name: "HF Sinclair Corp"
filed_at: "2024-05-23T23:59:59+00:00"
generated_at: "2026-06-01T09:22:19.489987+00:00"
event_type: "leadership"
sentiment: "neutral"
materiality_score: 0.15
calibrated_materiality_score: 0.15
confidence: "high"
source: SEC EDGAR
---

# HF Sinclair appoints Jeanne Johns to EHS & Public Policy and Nominating committees

## Summary
- Jeanne M. Johns appointed to Board effective Feb 13, 2024; committee assignments effective May 22, 2024.
- She joins the Environmental, Health, Safety and Public Policy Committee.
- Also joins the Nominating, Governance and Social Responsibility Committee.

## SEC filing metadata
- accession: 0001915657-24-000077
- form_type: 8-K/A
- ticker: DINO
- cik: 0001915657
- company_name: HF Sinclair Corp
- filed_at: 2024-05-23T23:59:59+00:00
- event_type: leadership
- sentiment: neutral
- materiality_score: 0.15
- calibrated_materiality_score: 0.15
- confidence: high
- sec_items: 5.02
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1915657/000191565724000077/0001915657-24-000077-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1915657/000191565724000077/dino-20240213.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001915657-24-000077
- JSON: https://secwatch.observer/filing/0001915657-24-000077.json
- Plain text: https://secwatch.observer/filing/0001915657-24-000077.txt

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