Kinder Morgan Inc (NYSE:KMI) — Market Cap & Net Worth

$68.52 Billion USD · Rank #419

Market Cap & Net Worth: Kinder Morgan Inc (KMI)

Kinder Morgan Inc (NYSE:KMI) has a market capitalization of $68.52 Billion ($68.52 Billion) as of September 16, 2026. Listed on the NYSE stock exchange, this USA-based company holds position #419 globally and #218 in its home market, demonstrating a -2.01% decrease in market value over the past year.

Market capitalization, also known as net worth in stock markets, is calculated by multiplying Kinder Morgan Inc's stock price $30.77 by its total outstanding shares 2226802089 (2.23 Billion). Also see Kinder Morgan Inc balance sheet assets for a full breakdown of the balance sheet.

Kinder Morgan Inc Market Cap History: 2015 to 2026

Kinder Morgan Inc's market capitalization history from 2015 to 2026. Data shows growth from $20.96 Billion to $68.52 Billion (4.20% CAGR). Also see cash flow conversion of Kinder Morgan Inc for how efficiently the company converts equity into cash flow.

Index Memberships

Kinder Morgan Inc is a constituent of 2 market indices:

Index	Total Market Cap	Weight (%)	Rank by Market Cap
Dow Jones Oil & Gas DJUSEN	$2.33 Trillion	2.94%	#10 of 77
S&P 500 Index GSPC	$62.85 Trillion	0.11%	#169 of 503

Weight: Kinder Morgan Inc's market cap as a percentage of total index value. Rank: Position among all constituents by market cap.

Kinder Morgan Inc Market Cap to Earnings & Revenue Ratios Timeline

This chart shows how Kinder Morgan Inc's valuation ratios have evolved. The Price to Sales (P/S) ratio compares market cap to revenue, while the Price to Earnings (P/E) ratio compares market cap to net income. Lower values may indicate a more undervalued company relative to its financial performance. Check Kinder Morgan Inc (KMI) stock price for real-time trading data and today's change.

Latest Price to Sales (P/S) Ratio

3.61x

Kinder Morgan Inc's market cap is 3.61 times its annual revenue

Industry average: 10.28x Lower than industry average

Latest Price to Earnings (P/E) Ratio

20.03x

Kinder Morgan Inc's market cap is 20.03 times its annual earnings

Industry average: 28.23x Lower than industry average

What These Ratios Tell Investors:

Price to Sales (P/S) Ratio: Shows how much investors are paying for each dollar of the company's sales. Lower P/S ratios may indicate undervaluation.
Price to Earnings (P/E) Ratio: Shows how much investors are paying for each dollar of the company's earnings. This is one of the most common valuation metrics.
Trends in these ratios over time can indicate changing investor sentiment about the company's future growth prospects.
Industry comparison provides context for whether the company is valued higher or lower than peers.

Year	Market Cap (USD)	Revenue (USD)	Net Income (USD)	P/S Ratio	P/E Ratio
2016	$29.92 Billion	$13.06 Billion	$708.00 Million	2.29x	42.26x
2017	$26.76 Billion	$13.71 Billion	$183.00 Million	1.95x	146.22x
2018	$23.76 Billion	$14.14 Billion	$1.61 Billion	1.68x	14.77x
2019	$34.32 Billion	$13.21 Billion	$2.19 Billion	2.60x	15.67x
2020	$23.76 Billion	$11.70 Billion	$180.00 Million	2.03x	132.01x
2021	$29.41 Billion	$16.61 Billion	$1.85 Billion	1.77x	15.89x
2022	$35.65 Billion	$19.20 Billion	$2.62 Billion	1.86x	13.58x
2023	$37.11 Billion	$15.33 Billion	$2.49 Billion	2.42x	14.93x
2024	$61.01 Billion	$15.07 Billion	$2.61 Billion	4.05x	23.35x
2025	$61.21 Billion	$16.95 Billion	$3.06 Billion	3.61x	20.03x

Competitor Companies of KMI by Market Capitalization

Companies near Kinder Morgan Inc in the global market cap rankings as of September 16, 2026. Review Kinder Morgan Inc tangible net worth ratio to assess the quality of the company's equity after excluding intangible assets.

Key companies related to Kinder Morgan Inc by market ranking:

Enbridge Inc (TO:ENB): Ranked #236 globally with a market cap of $106.49 Billion USD ( CA$147.21 Billion CAD).
Williams Companies Inc (NYSE:WMB): Ranked #302 globally with a market cap of $87.60 Billion USD.
Energy Transfer LP (NYSE:ET): Ranked #427 globally with a market cap of $66.55 Billion USD.
TC Energy Corp (TO:TRP): Ranked #443 globally with a market cap of $64.03 Billion USD ( CA$88.51 Billion CAD).

Market capitalization comparison (in billions USD)

Rank	Company	Symbol	Market Cap	Price
#236	Enbridge Inc	TO:ENB	$106.49 Billion	CA$67.40
#302	Williams Companies Inc	NYSE:WMB	$87.60 Billion	$71.63
#427	Energy Transfer LP	NYSE:ET	$66.55 Billion	$21.33
#443	TC Energy Corp	TO:TRP	$64.03 Billion	CA$84.96

Kinder Morgan Inc Historical Marketcap From 2015 to 2026

Between 2015 and today, Kinder Morgan Inc's market cap moved from $20.96 Billion to $ 68.52 Billion, with a yearly change of 4.20%.

Year	Market Cap	Change (%)
2026	$68.52 Billion	+11.93%
2025	$61.21 Billion	+0.33%
2024	$61.01 Billion	+64.42%
2023	$37.11 Billion	+4.10%
2022	$35.65 Billion	+21.22%
2021	$29.41 Billion	+23.75%
2020	$23.76 Billion	-30.77%
2019	$34.32 Billion	+44.43%
2018	$23.76 Billion	-11.18%
2017	$26.76 Billion	-10.56%
2016	$29.92 Billion	+42.73%
2015	$20.96 Billion	--

End of Day Market Cap According to Different Sources

On Sep 16th, 2026 the market cap of Kinder Morgan Inc was reported to be:

Source	Market Cap
Yahoo Finance	$68.52 Billion USD
MoneyControl	$68.52 Billion USD
MarketWatch	$68.52 Billion USD
marketcap.company	$68.52 Billion USD
Reuters	$68.52 Billion USD

Market cap values may vary slightly between sources due to differences in calculation methods, timing, and data refresh rates.

About Kinder Morgan Inc

NYSE:KMI USA Oil & Gas Midstream

Market Cap

$68.52 Billion

Market Cap Rank

#419 Global

#218 in USA

Share Price

$30.77

Change (1 day)

-0.61%

52-Week Range

$25.84 - $34.31

All Time High

$34.31