Is Phillips 66 (PSX) Still a Buy After its Massive 2026 Rally?

Phillips 66 (PSX) shares rose 17.5% in a month, driven by strong Q2 2026 earnings ($9.41 per share) and revenue ($52.04B). Refining margins and midstream growth contributed to gains. However, valuation and cyclical risks may limit further upside, with 2027 earnings expected to decline.

Phillips 66, Kinder Morgan, and HF Sinclair are investing $5 billion in the Western Gateway pipeline project, a 1,300-mile refined products pipeline system. The project aims to enhance fuel supply reliability and cost-effectiveness in the Western U.S., with completion targeted for 2029. Each company will contribute cash and assets, with Phillips 66 providing $2.5 billion, HF Sinclair $750 million, and Kinder Morgan $250 million. The project is expected to generate attractive returns, supported b

The EPA will allow an early transition to winter-grade gasoline starting September 1. The move is expected to have a limited impact on CPI, with a 10-cent drop in gasoline prices reducing the index by about 0.07 percentage points. U.S. refiners' shares advanced, with Marathon Petroleum, Valero Energy, PBF Energy, and Phillips 66 trading above their 50-day moving averages. Marathon reported a significant increase in refining margins and strong fuel demand. Analysts' price targets are below curren

The EPA's early approval of higher-volatility E10 gasoline may reduce refining margins and cut $22B from Valero, Marathon, and Phillips 66's valuations. Shares are above analyst targets, with Marathon reporting strong Q2 earnings. Investors watch for regional price impacts.

Phillips 66 (PSX), Kinder Morgan (KMI), and HF Sinclair (DINO) finalized a $5B investment in the Western Gateway Pipeline, a 1,300-mile project to transport 230 Mb/d of refined products to California, Arizona, and Nevada. The project aims to address California's supply-demand gap, exacerbated by recent refinery closures. East Daley Analytics estimates the project's first full year of gross EBITDA at $564MM, with a build multiple of 8.8x. The partners' stakes are 49.9% for PSX, 35.1% for KMI, and

Phillips 66 (PSX) and Marathon Petroleum (MPC) held merger talks in 2026, but the $180 billion deal collapsed due to regulatory hurdles. Both companies reported strong Q2 2026 earnings, with PSX posting $3.8B in earnings and MPC reporting $5.1B. PSX reduced debt by $6.6B, while MPC returned $2.8B to shareholders. Investors should monitor refining margins, cash allocation, and operational performance.