secwatch / observer
DINO HF Sinclair Corp
CIK 0001915657 50 ready 8-Ks latest July 8, 2026, 7:00 AM ET RSS · JSON
Activity: NORMAL 1 filings / 30d vs 2 baseline Risk accumulating: repeated leadership change (8)
Ready 8-Ks 50
Latest filing July 8, 2026, 7:00 AM ET
Top materiality 0.85
Event mix other_material ×14 · debt ×12 · leadership ×10
Sentiment 8 pos · 7 neg · 35 neu
Latest earnings ▲ beat 2026-Q1
Executive change recent →

Recent 8-K filings for DINO

Executive changes

Appointed

Valerie Pompa

President, Growth, Technology and Transformation
DINO · HF Sinclair Corp
Effective
2026-07-06
Filed
July 8, 2026, 7:00 AM ET
On July 6, 2026 (the “ Effective Date ”), the Board of Directors (the “ Board ”) of HF Sinclair Corporation (the “ Corporation ”) appointed Steven Ledbetter to the position of President and Chief Operating Officer of the Corporation and Valerie Pompa to the position of President, Growth, Technology and Transformation of the Corporation.
Role change

Franklin Myers

President
DINO · HF Sinclair Corp
Effective
2026-07-06
Successor
Steven Ledbetter
Filed
July 8, 2026, 7:00 AM ET
Concurrently with Mr. Ledbetter’s appointment, Mr. Franklin Myers ceased to serve as President and will remain and continue to serve as the Corporation’s Chief Executive Officer.
Appointed

Steven Ledbetter

President and Chief Operating Officer
DINO · HF Sinclair Corp
Effective
2026-07-06
Filed
July 8, 2026, 7:00 AM ET
On July 6, 2026 (the “ Effective Date ”), the Board of Directors (the “ Board ”) of HF Sinclair Corporation (the “ Corporation ”) appointed Steven Ledbetter to the position of President and Chief Operating Officer of the Corporation and Valerie Pompa to the position of President, Growth, Technology and Transformation of the Corporation.
Role change (interim)

Vivek Garg

acting Chief Financial Officer
DINO · HF Sinclair Corp
Effective
2026-05-13
Filed
May 13, 2026, 5:18 PM ET
As previously reported, effective February 24, 2026, the Board of Directors of the Company appointed Mr. Vivek Garg, the Company’s Vice President, Chief Accounting Officer and Controller, to serve as the Company’s acting Chief Financial Officer.
Departed

Atanas Atanasov

Executive Vice President and Chief Financial Officer
DINO · HF Sinclair Corp
Effective
2026-05-13
Filed
May 13, 2026, 5:18 PM ET
On May 13, 2026, HF Sinclair Corporation (the “ Company ”) terminated the employment of Mr. Atanas Atanasov as Executive Vice President and Chief Financial Officer of the Company, effective immediately.
Appointed (interim)

Franklin Myers

Chief Executive Officer and President
DINO · HF Sinclair Corp
Effective
2026-02-17
Filed
May 12, 2026, 7:00 AM ET
effective February 17, 2026, the Board appointed Mr. Franklin Myers, the Chairperson of the Board, to serve as the Company’s Chief Executive Officer and President on a temporary basis.
Departed

Timothy Go

member of the Board of Directors
DINO · HF Sinclair Corp
Effective
2026-05-11
Filed
May 12, 2026, 7:00 AM ET
In addition, Mr. Go resigned from the Board and agreed that any position or role he had as an agent, officer or director of the Company, its predecessors, its subsidiaries or its affiliates, will end, in each case, effective as of the Separation Date.
Departed

Timothy Go

Chief Executive Officer and President
DINO · HF Sinclair Corp
Effective
2026-05-11
Filed
May 12, 2026, 7:00 AM ET
On May 11, 2026, the Company and Mr. Go reached a mutually agreeable arrangement and entered into a Separation and Release Agreement (the “ Separation Agreement ”). Under this agreement, Mr. Go’s last day of employment with the Company was May 11, 2026 (the “ Separation Date ”).
Appointed

Vivek Garg

Vice President, Chief Accounting Officer and Controller
DINO · HF Sinclair Corp
Effective
2024-07-29
Filed
July 15, 2024, 7:59 PM ET
the Board of Directors (the “Board”) appointed Vivek Garg as the Corporation’s Vice President, Chief Accounting Officer and Controller and designated Mr. Garg as the principal accounting officer of the Corporation, in each case effective July 29, 2024
Departed

Indira Agarwal

Vice President, Controller and Chief Accounting Officer
DINO · HF Sinclair Corp
Effective
2024-05-28
Successor
Atanas H. Atanasov
Filed
May 15, 2024, 7:59 PM ET
On May 9, 2024, Indira Agarwal, Vice President, Controller and Chief Accounting Officer (principal accounting officer) of HF Sinclair Corporation (the “ Corporation ”), notified the Corporation that she is resigning from her role effective May 28, 2024 to pursue another opportunity.
Appointed (interim)

Atanas H. Atanasov

Principal Accounting Officer (interim)
DINO · HF Sinclair Corp
Effective
2024-05-28
Filed
May 15, 2024, 7:59 PM ET
Until a permanent successor is appointed, Atanas H. Atanasov, the Corporation’s Executive Vice President and Chief Financial Officer, will assume the responsibilities of the Corporation’s principal accounting officer, effective as of May 28, 2024, in addition to his current role.
Appointed

Jeanne M. Johns

Director
DINO · HF Sinclair Corp
Effective
2024-02-13
Filed
February 14, 2024, 6:59 PM ET
expanded the size of the Board from twelve to thirteen members and appointed Jeanne M. Johns as an independent director to the Board, in each case effective February 13, 2024.

Earnings & guidance

2026-Q1 EPS reported $3.56 vs consensus -$0.07 ▲ beat (+5551.8%) filing →

Materiality & sentiment trend

Max materiality 0.85 · Median 0.53 · Most common event other_material

8 positive 7 negative 35 neutral

source · DINO on sec.gov