HF Sinclair Formally Terminates CFO Atanas Atanasov
DINO has more than doubled off its 52-week low of $34.42.
Summary
HF Sinclair Corp has formally terminated the employment of its Executive Vice President and Chief Financial Officer, Atanas Atanasov, effective immediately.
Key Events · Executive and Board Changes · DINO
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CFO Employment Terminated
HF Sinclair Corporation formally terminated the employment of Executive Vice President and Chief Financial Officer, Atanas Atanasov, effective May 13, 2026.
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Prior Leave and Acting CFO
Mr. Atanasov had been on leave from his duties since February 24, 2026, with Vivek Garg serving as the acting Chief Financial Officer since that date.
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Severance Benefits
Mr. Atanasov is entitled to severance benefits under the company's Severance Pay Plan if he meets the specified conditions.
Analysis · DINO · Energy & Transportation
This 8-K filing formalizes the termination of Executive Vice President and Chief Financial Officer Atanas Atanasov, who had been on leave since February. While his departure was anticipated and an acting CFO was already in place, this marks the definitive end of his employment and resolves uncertainty regarding the company's executive leadership structure. This follows a series of executive changes at the company.
How filings like this one have moved
In the 30 days to Sep 14, 2026, 29.9% of the 1591 measured filings Wiseek scored 7 moved their stock by 5% or more by the next session's close. The median move was -0.24%. These are measured outcomes after filings of this importance, not a forecast for this one.
Measured one observation per ticker per day, after exclusions. Current figures: Filing Impact Tracker · open dataset
At the time of this filing, DINO was trading at $69.47 on NYSE in the Energy & Transportation sector, with a market capitalization of approximately $12.5B. The 52-week trading range was $34.42 to $74.73. This filing was assessed with neutral market sentiment and an importance score of 7 out of 10.