HF Sinclair CEO Timothy Go departs; $4.7M severance, partial equity vesting

HF Sinclair Corp

Go's employment ended May 11, 2026; receives $4,735,000 cash severance paid over 12 months.
Partial vesting of equity: 29,616 RSUs vest immediately; 163,609 PSUs remain outstanding subject to performance.
CFO Atanasov still on leave since Feb 24, 2026; no separation agreement reached yet.
Go resigned from board; confirms no disagreement over operations, policies, or practices.

item 5.02 item 9.01

Executive movements

Machine-extracted from this filing. Every card cites the SEC source. See all recent executive movements.

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 ”).

Key facts

Extracted from this filing and checked against the source text.

Executive change SEC 8-K Item 5.02 confidence 0.95

Franklin Myers was appointed as Chief Executive Officer and President at HF Sinclair Corp.

Action: appointed
Role: Chief Executive Officer and President

Exact text from the filing

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.

View on SEC.gov

Executive change SEC 8-K Item 5.02 confidence 0.95

Timothy Go resigned as member of the Board of Directors at HF Sinclair Corp.

Action: resigned
Role: member of the Board of Directors

Exact text from the filing

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.

View on SEC.gov

Executive change SEC 8-K Item 5.02 confidence 0.95

Timothy Go resigned as Chief Executive Officer and President at HF Sinclair Corp.

Action: resigned
Role: Chief Executive Officer and President

Exact text from the filing

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 ”).

View on SEC.gov

HF Sinclair Corp filing history →

Source: SEC EDGAR

accession 0001193125-26-218135

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