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Phillips 66 (PSX)
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The market capitalization for Phillips 66 (PSX) is $72.86 Billion, making it a Large Cap company. Market cap is calculated by multiplying the current stock price by the total number of shares outstanding.

Market Capitalization

$72.86B

$72.86 Billion

Calculation

Stock Price
$181.73
Shares Outstanding
400.94M
Market Cap
$72.86B

Market Cap = Price × Shares Outstanding

Size Classification

Large Cap

$10B - $1T

Companies with market capitalization between $10 billion and $1 trillion.

Market Cap Size Scale

Micro Cap

<$250M

Small Cap

$250M-$2B

Mid Cap

$2B-$10B

Large Cap

$10B-$1T

Mega Cap

>$1T

PSX Market Cap: $72.86 Billion

Related Valuation Metrics

Key Statistics

Market Cap$72.86 Billion
Stock Price$181.73
Shares Outstanding400.94M
Size CategoryLarge Cap
P/E Ratio17.90
P/B Ratio2.57
Data as of Thursday, June 11, 2026

About Phillips 66

Phillips 66 operates as a diversified energy company, specializing in both manufacturing and logistics. Its comprehensive business model is structured across four primary segments: Midstream, Chemicals, Refining, and Marketing & Specialties (M&S). The Midstream division manages the vital infrastructure for transporting and processing various energy commodities. This includes moving crude oil and other feedstocks, delivering refined petroleum products to market, offering terminaling and storage solutions, and handling natural gas liquids (NGLs) through processes like transportation, storage, fractionation, export, and marketing. It also provides fee-based processing services and oversees the gathering, processing, transportation, and marketing of natural gas. The Chemicals segment is dedicated to the production and distribution of a broad spectrum of chemical products. This encompasses olefins like ethylene, aromatics and styrenics such as benzene, cyclohexane, styrene, and polystyrene, alongside various specialty chemicals. These specialty products include organosulfur compounds, solvents, catalysts, and chemicals utilized in drilling and mining operations. Through its Refining segment, Phillips 66 transforms crude oil and other feedstocks into essential petroleum products. These include different grades of gasoline, distillates, aviation fuels, and renewable fuels, processed at its network of 12 refineries located in the United States and Europe. The Marketing & Specialties (M&S) segment focuses on the procurement, resale, and marketing of refined petroleum products like gasolines, distillates, and aviation fuels, primarily serving markets in the United States and Europe. This segment also manufactures and distributes specialized products, including base oils and lubricants. Phillips 66, founded in 1875, is headquartered in Houston, Texas.

Houston, TX
13,200 employees
Energy / Oil & Gas Refining & Marketing
Sector
Energy
Industry
Oil & Gas Refining & Marketing
CEO
Mark E. Lashier