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Phillips 66
PSX - CIK 0001534701
Market cap$72.86 B
Rank#228
SEC filings991
Market capitalization of Phillips 66
As of 2026-06-11, Phillips 66 (PSX) has a market capitalization of $72.86 B, making it the #228 most valuable US-listed company.
Recent market cap readings
| Date | Market cap |
|---|---|
| 2026-06-11 | $72.86 B |
| 2026-06-10 | $73.31 B |
| 2026-05-29 | $70.58 B |
| 2026-05-28 | $70.02 B |
| 2026-05-26 | $70.80 B |
| 2026-05-25 | $71.24 B |
| 2026-05-24 | $71.24 B |
| 2026-05-22 | $71.24 B |
Readings accumulate daily as market data refreshes, combining SEC-reported share counts with live prices.
Market Cap of similar companies
Frequently asked questions
What is Phillips 66's market cap?
As of 2026-06-11, Phillips 66 (PSX) has a market capitalization of $72.86 B, making it the #228 most valuable US-listed company.
Where does Phillips 66 rank by market cap?
Phillips 66 is the #228 largest US-listed company by market capitalization.
Data parsed from SEC EDGAR XBRL filings. See the full market cap rankings.