Phillips 66 Shares Plummet 1.83% as 800M Biofuel Penalty Sends Stock to 466th Trading Volume Rank

Phillips 66 (PSX) fell 1.83% on August 6, 2025, with a trading volume of $0.25 billion, ranking 466th in the market. The decline was driven by a $800 million penalty imposed by a California court for allegedly stealing biofuel trade secrets from Propel Fuels. The ruling included $604.9 million in compensatory damages and $195 million in punitive damages, signaling regulatory risks for the energy firm.

Recent earnings reports highlighted strong refining performance, with Q2 results exceeding expectations due to higher margins and record utilization rates. Analysts noted cost efficiencies and strategic returns to shareholders, though the penalty overshadowed short-term gains. Institutional activity showed mixed signals, with some firms trimming holdings while others increased stakes, reflecting uncertainty about the stock’s near-term trajectory.

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