HF Sinclair (DINO) Plummets Following Voluntary Leave by CEO

The share price of HF Sinclair Corporation (NYSE:DINO) fell by 12.24% between February 11 and February 18, 2026, putting it among the Energy Stocks that Lost the Most This Week. HF Sinclair (DINO) Plummets Following Voluntary Leave by CEO HF Sinclair Corporation (NYSE:DINO) is an independent petroleum refiner in the United States with operations throughout the mid-continent, southwestern, and Rocky Mountain regions. HF Sinclair Corporation (NYSE:DINO) plunged on February 18 following reports that its bo ...