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Kinder Morgan, Inc.
KMI
Market cap$71.16 B
Rank#240
SEC filings1,002
Market capitalization of Kinder Morgan, Inc.
As of 2026-06-10, Kinder Morgan, Inc. (KMI) has a market capitalization of $71.16 B, making it the #240 most valuable US-listed company.
Recent market cap readings
| Date | Market cap |
|---|---|
| 2026-06-10 | $71.16 B |
| 2026-05-29 | $69.65 B |
| 2026-05-28 | $71.68 B |
| 2026-05-26 | $73.84 B |
| 2026-05-25 | $75.18 B |
| 2026-05-24 | $75.18 B |
| 2026-05-22 | $75.18 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 Kinder Morgan, Inc.'s market cap?
As of 2026-06-10, Kinder Morgan, Inc. (KMI) has a market capitalization of $71.16 B, making it the #240 most valuable US-listed company.
Where does Kinder Morgan, Inc. rank by market cap?
Kinder Morgan, Inc. is the #240 largest US-listed company by market capitalization.
Data parsed from SEC EDGAR XBRL filings. See the full market cap rankings.