HF Sinclair Announces Strategic Transformation, Including Plans to Pursue A Separation of Lubricants & Specialties and Planned Retirement of its Canadian Base Oil Refining Assets businesswire.com July 28, 2026 at 5:30 AM ET DINO HF Sinclair announced a strategic transformation including plans to separate its lubricants and specialties business and retire its Canadian base oil refining assets. The article focuses on the company's strategic moves rather than immediate stock performance.