HF Sinclair Corp: REH Advisors Inc. amends Schedule 13D stake filing

REH Advisors Inc. amended its Schedule 13D filing on HF Sinclair Corp, disclosing a change to its stake in the refiner under SEC accession 0001193125-26-456003. The amendment signals active monitoring by the investor, though the filing summary did not specify the revised ownership percentage or the nature of the change. Schedule 13D filings are required when an investor holds more than 5% of a company and typically flag activist intent or material shifts in position. Investors will watch for the full filing details to see whether REH increased, trimmed or otherwise adjusted its HF Sinclair holdings.