Phillips 66 (PSX) - Market capitalization

Market cap: HK$542.48 Billion

As of March 2026 Phillips 66 has a market cap of HK$542.48 Billion. This makes Phillips 66 the world's 338th most valuable company by market cap according to our data. The market capitalization, commonly called market cap, is the total market value of a publicly traded company's outstanding shares and is commonly used to measure how much a company is worth.

Market cap history of Phillips 66 from 2012 to 2026

End of year Market Cap

Year	Marketcap	Change
2026	HK$542.48 B	35.05%
2025	HK$401.69 B	11.27%
2024	HK$360.99 B	-21.09%
2023	HK$457.47 B	19.03%
2022	HK$384.34 B	55.24%
2021	HK$247.58 B	4.54%
2020	HK$236.82 B	-38.11%
2019	HK$382.66 B	24.35%
2018	HK$307.74 B	-23.15%
2017	HK$400.46 B	14.74%
2016	HK$349.00 B	3.98%
2015	HK$335.65 B	10.46%
2014	HK$303.86 B	-13.92%
2013	HK$352.98 B	37.54%
2012	HK$256.64 B

End of Day market cap according to different sources

On Mar 17th, 2026 the market cap of Phillips 66 was reported to be:

HK$542.51 Billion

by Nasdaq

HK$542.48 Billion

by CompaniesMarketCap

Market capitalization for similar companies or competitors

Name	Marketcap	Market cap differencediff.	Country
Marathon Petroleum MPC	HK$549.58 B	1.31%	🇺🇸 USA
Exxon Mobil XOM	HK$5.186 T	856.08%	🇺🇸 USA
Chevron CVX	HK$3.102 T	471.88%	🇺🇸 USA
HollyFrontier HFC	HK$46.49 B	-91.43%	🇺🇸 USA
Valero Energy VLO	HK$564.10 B	3.98%	🇺🇸 USA
Calumet Specialty Products Partners CLMT	HK$19.47 B	-96.41%	🇺🇸 USA

What is the market capitalization of a company?

The market capitalization sometimes referred as Marketcap, is the value of a publicly listed company.
In most cases it can be easily calculated by multiplying the share price with the amount of outstanding shares.

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Market capitalization of Phillips 66 (PSX)

Market cap: HK$542.48 Billion