HF Sinclair is trading at $86.54, up +4.39% in after-hours trading, following firmer crude prices and late-session energy-sector outperformance; WTI and Brent rose during Thursday trading.
- No verified new company-specific announcement was found for August 6, 2026.
- Its latest major catalyst was the July 28 earnings beat and planned lubricants-business separation.
- The $212 million private share repurchase announced August 5 remains relevant background but does not clearly explain the jump.