Kinder Morgan (KMI) Market Cap 2011–2026

As of October 16, 2026, Kinder Morgan had a market cap of $76.09 billion, which increased by 4.20% compared to the previous trading day. Market capitalization, often referred to as market cap, represents the total value of a company's outstanding shares on the stock market and is a common measure of its overall size and valuation.

Data updated: Oct 16, 2026, 4:00 PM ET

Kinder Morgan Inc. (KMI)

🌍 United States 📈 NYSE 🏭 Energy 🏢 Oil, Gas & Consumable Fuels

Latest Market Cap

$76.09B ▲ 4.20%

Start of 2026

$61.16B ▲ 24.41%

1 Year Ago

$60.84B ▲ 25.07%

All-Time High

$96.494B ▼ 21.15%

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Note: Each point on the chart represents the market capitalization at the end of the trading day.
Source: Data compiled from EDGAR filings, Bloomberg and Yahoo Finance.

📈 Kinder Morgan Market Cap History by Year and Month

Kinder Morgan Market Cap History by Year and Month
Year / Month	Market Cap	% Change
2026	$76.09B	▲ 24.41%
October 16, 2026	$76.09B	▲ 13.43%
September 30, 2026	$67.08B	▼ 6.48%
August 31, 2026	$71.73B	▲ 0.20%
July 31, 2026	$71.59B	▲ 0.65%
June 30, 2026	$71.13B	▲ 2.86%
May 29, 2026	$69.15B	▼ 5.44%
April 30, 2026	$73.13B	▼ 1.97%
March 31, 2026	$74.6B	▲ 0.78%
February 27, 2026	$74.02B	▲ 9.13%
January 30, 2026	$67.83B	▲ 10.91%
2025	$61.16B	▲ 0.45%
December 31, 2025	$61.16B	▲ 0.63%
November 28, 2025	$60.78B	▲ 4.31%
October 31, 2025	$58.27B	▼ 7.38%
September 30, 2025	$62.91B	▲ 4.94%
August 29, 2025	$59.95B	▼ 3.85%
July 31, 2025	$62.35B	▼ 4.56%
June 30, 2025	$65.33B	▲ 4.81%
May 30, 2025	$62.33B	▲ 6.62%
April 30, 2025	$58.46B	▼ 7.79%
March 31, 2025	$63.4B	▲ 5.28%
February 28, 2025	$60.22B	▼ 1.36%
January 31, 2025	$61.05B	▲ 0.27%
2024	$60.883B	▲ 55.26%
December 31, 2024	$60.883B	▼ 3.08%
November 29, 2024	$62.816B	▲ 15.34%
October 31, 2024	$54.461B	▲ 10.95%
September 30, 2024	$49.084B	▲ 2.55%
August 30, 2024	$47.864B	▲ 2.08%
July 31, 2024	$46.887B	▲ 6.34%
June 28, 2024	$44.092B	▲ 1.95%
May 31, 2024	$43.248B	▲ 6.62%
April 30, 2024	$40.563B	▼ 0.33%
March 28, 2024	$40.696B	▲ 5.46%
February 29, 2024	$38.588B	▲ 2.73%
January 31, 2024	$37.562B	▼ 4.21%
2023	$39.214B	▼ 3.52%
December 29, 2023	$39.214B	▲ 0.40%
November 30, 2023	$39.058B	▲ 8.46%
October 31, 2023	$36.013B	▼ 2.51%
September 29, 2023	$36.94B	▼ 3.72%
August 31, 2023	$38.366B	▼ 2.77%
July 31, 2023	$39.458B	▲ 2.80%
June 30, 2023	$38.383B	▲ 6.32%
May 31, 2023	$36.103B	▼ 6.06%
April 28, 2023	$38.433B	▼ 2.06%
March 31, 2023	$39.24B	▲ 2.32%
February 28, 2023	$38.351B	▼ 6.77%
January 31, 2023	$41.138B	▲ 1.22%
2022	$40.644B	▲ 13.04%
December 30, 2022	$40.644B	▼ 5.44%
November 30, 2022	$42.982B	▲ 5.52%
October 31, 2022	$40.734B	▲ 8.80%
September 30, 2022	$37.44B	▼ 9.73%
August 31, 2022	$41.476B	▲ 1.83%
July 29, 2022	$40.729B	▲ 7.67%
June 30, 2022	$37.827B	▼ 15.26%
May 31, 2022	$44.637B	▲ 8.48%
April 29, 2022	$41.146B	▼ 4.02%
March 31, 2022	$42.869B	▲ 8.68%
February 28, 2022	$39.446B	▲ 0.23%
January 31, 2022	$39.355B	▲ 9.46%
2021	$35.955B	▲ 16.17%
December 31, 2021	$35.955B	▲ 2.59%
November 30, 2021	$35.048B	▼ 7.70%
October 29, 2021	$37.972B	▲ 0.12%
September 30, 2021	$37.927B	▲ 2.83%
August 31, 2021	$36.884B	▼ 6.39%
July 30, 2021	$39.4B	▼ 4.58%
June 30, 2021	$41.291B	▼ 0.60%
May 28, 2021	$41.54B	▲ 7.57%
April 30, 2021	$38.618B	▲ 2.45%
March 31, 2021	$37.696B	▲ 13.27%
February 26, 2021	$33.281B	▲ 4.40%
January 29, 2021	$31.877B	▲ 3.00%
2020	$30.949B	▼ 35.46%
December 31, 2020	$30.949B	▼ 4.94%
November 30, 2020	$32.556B	▲ 20.84%
October 30, 2020	$26.942B	▼ 3.49%
September 30, 2020	$27.915B	▼ 10.78%
August 31, 2020	$31.288B	▼ 1.99%
July 31, 2020	$31.922B	▼ 6.93%
June 30, 2020	$34.299B	▼ 3.99%
May 29, 2020	$35.724B	▲ 3.74%
April 30, 2020	$34.435B	▲ 9.41%
March 31, 2020	$31.473B	▼ 27.51%
February 28, 2020	$43.42B	▼ 8.15%
January 31, 2020	$47.271B	▼ 1.42%
2019	$47.95B	▲ 37.83%
December 31, 2019	$47.95B	▲ 7.95%
November 29, 2019	$44.417B	▼ 1.85%
October 31, 2019	$45.255B	▼ 3.06%
September 30, 2019	$46.682B	▲ 1.72%
August 30, 2019	$45.891B	▼ 1.70%
July 31, 2019	$46.684B	▼ 1.24%
June 28, 2019	$47.272B	▲ 4.66%
May 31, 2019	$45.167B	▲ 0.40%
April 30, 2019	$44.986B	▼ 0.70%
March 29, 2019	$45.303B	▲ 4.44%
February 28, 2019	$43.378B	▲ 5.95%
January 31, 2019	$40.942B	▲ 17.68%
2018	$34.79B	▼ 13.78%
December 31, 2018	$34.79B	▼ 10.02%
November 30, 2018	$38.664B	▲ 0.30%
October 31, 2018	$38.55B	▼ 1.48%
September 28, 2018	$39.13B	▲ 0.17%
August 31, 2018	$39.064B	▼ 0.45%
July 31, 2018	$39.24B	▲ 0.67%
June 29, 2018	$38.98B	▲ 5.94%
May 31, 2018	$36.796B	▲ 5.44%
April 30, 2018	$34.899B	▲ 5.05%
March 29, 2018	$33.222B	▼ 7.04%
February 28, 2018	$35.737B	▼ 10.35%
January 31, 2018	$39.862B	▼ 1.21%
2017	$40.35B	▼ 12.71%
December 29, 2017	$40.35B	▲ 4.87%
November 30, 2017	$38.475B	▼ 4.86%
October 31, 2017	$40.44B	▼ 5.58%
September 29, 2017	$42.829B	▼ 0.78%
August 31, 2017	$43.164B	▼ 5.38%
July 31, 2017	$45.62B	▲ 6.77%
June 30, 2017	$42.727B	▲ 2.04%
May 31, 2017	$41.872B	▼ 9.06%
April 28, 2017	$46.046B	▼ 5.02%
March 31, 2017	$48.48B	▲ 1.93%
February 28, 2017	$47.564B	▼ 4.52%
January 31, 2017	$49.818B	▲ 7.77%
2016	$46.225B	▲ 38.99%
December 30, 2016	$46.225B	▼ 6.71%
November 30, 2016	$49.55B	▲ 8.66%
October 31, 2016	$45.6B	▼ 11.59%
September 30, 2016	$51.58B	▲ 5.76%
August 31, 2016	$48.769B	▲ 7.48%
July 29, 2016	$45.377B	▲ 8.75%
June 30, 2016	$41.727B	▲ 3.40%
May 31, 2016	$40.355B	▲ 1.80%
April 29, 2016	$39.64B	▼ 0.43%
March 31, 2016	$39.81B	▼ 1.40%
February 29, 2016	$40.377B	▲ 10.12%
January 29, 2016	$36.667B	▲ 10.25%
2015	$33.257B	▼ 63.01%
December 31, 2015	$33.257B	▼ 36.78%
November 30, 2015	$52.608B	▼ 13.82%
October 30, 2015	$61.045B	▼ 1.02%
September 30, 2015	$61.671B	▼ 13.19%
August 31, 2015	$71.043B	▼ 6.44%
July 31, 2015	$75.931B	▼ 9.60%
June 30, 2015	$83.997B	▼ 6.62%
May 29, 2015	$89.95B	▼ 3.40%
April 30, 2015	$93.116B	▲ 2.26%
March 31, 2015	$91.06B	▲ 3.52%
February 27, 2015	$87.966B	▲ 0.84%
January 30, 2015	$87.231B	▼ 2.98%
2014	$89.909B	▲ 142.24%
December 31, 2014	$89.909B	▲ 111.51%
November 28, 2014	$42.508B	▲ 6.85%
October 31, 2014	$39.784B	▲ 0.94%
September 30, 2014	$39.414B	▼ 4.77%
August 29, 2014	$41.387B	▲ 11.90%
July 31, 2014	$36.987B	▼ 0.77%
June 30, 2014	$37.275B	▲ 8.59%
May 30, 2014	$34.325B	▲ 2.24%
April 30, 2014	$33.574B	▲ 0.52%
March 31, 2014	$33.4B	▲ 1.71%
February 28, 2014	$32.837B	▼ 6.35%
January 31, 2014	$35.064B	▼ 5.53%
2013	$37.116B	▲ 1.40%
December 31, 2013	$37.116B	▲ 0.81%
November 29, 2013	$36.819B	▲ 0.65%
October 31, 2013	$36.581B	▼ 0.73%
September 30, 2013	$36.851B	▼ 6.22%
August 30, 2013	$39.295B	▲ 0.45%
July 31, 2013	$39.119B	▼ 1.02%
June 28, 2013	$39.523B	▲ 0.45%
May 31, 2013	$39.347B	▼ 2.87%
April 30, 2013	$40.508B	▲ 1.09%
March 28, 2013	$40.072B	▲ 4.34%
February 28, 2013	$38.405B	▼ 1.04%
January 31, 2013	$38.809B	▲ 6.03%
2012	$36.602B	▲ 40.99%
December 31, 2012	$36.602B	▼ 0.04%
November 30, 2012	$36.616B	▼ 2.59%
October 31, 2012	$37.591B	▼ 6.43%
September 28, 2012	$40.173B	▼ 0.70%
August 31, 2012	$40.456B	▼ 0.11%
July 31, 2012	$40.501B	▲ 56.93%
June 29, 2012	$25.809B	▼ 5.76%
May 31, 2012	$27.387B	▼ 4.76%
April 30, 2012	$28.757B	▼ 7.12%
March 30, 2012	$30.96B	▲ 9.68%
February 29, 2012	$28.228B	▲ 8.53%
January 31, 2012	$26.009B	▲ 0.18%
2011	$25.961B	▲ 327.76%
December 30, 2011	$25.961B	▲ 9.05%
November 30, 2011	$23.807B	▲ 3.15%
October 31, 2011	$23.08B	▲ 10.47%
September 30, 2011	$20.893B	▲ 0.15%
August 31, 2011	$20.861B	▼ 8.43%
July 29, 2011	$22.782B	▼ 1.74%
June 30, 2011	$23.185B	▼ 1.91%
May 31, 2011	$23.637B	▲ 2.48%
April 29, 2011	$23.064B	▼ 3.57%
March 31, 2011	$23.919B	▼ 2.82%
February 28, 2011	$24.614B	▲ 305.57%

All market cap values reflect closing prices for the period shown.

📊 Kinder Morgan Market Cap and Other Industry Peers

Below are selected companies from the Energy sector / subsector:

Note: Market capitalization figures are based on available sources and may differ slightly from actual values, particularly for historical data.