Market capitalization of Williams Companies (WMB)

Market cap: NZ$153.87 Billion

As of March 2026 Williams Companies has a market cap of NZ$153.87 Billion. This makes Williams Companies the world's 243th 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 Williams Companies from 1996 to 2026

End of year Market Cap

Year	Marketcap	Change
2026	NZ$153.87 B	22.61%
2025	NZ$125.50 B	7.65%
2024	NZ$116.58 B	74.02%
2023	NZ$66.99 B	6.12%
2022	NZ$63.13 B	36.29%
2021	NZ$46.32 B	37.36%
2020	NZ$33.72 B	-21%
2019	NZ$42.68 B	7.32%
2018	NZ$39.77 B	12.07%
2017	NZ$35.49 B	5.15%
2016	NZ$33.75 B	20.01%
2015	NZ$28.12 B	-34.36%
2014	NZ$42.84 B	33.65%
2013	NZ$32.05 B	18.28%
2012	NZ$27.10 B	8.69%
2011	NZ$24.93 B	33.04%
2010	NZ$18.74 B	10.78%
2009	NZ$16.92 B	17.18%
2008	NZ$14.43 B	-47.25%
2007	NZ$27.37 B	23.64%
2006	NZ$22.13 B	13.89%
2005	NZ$19.43 B	52.59%
2004	NZ$12.73 B	62.73%
2003	NZ$7.82 B	193.66%
2002	NZ$2.66 B	-91.59%
2001	NZ$31.68 B	-21.52%
2000	NZ$40.36 B	56.62%
1999	NZ$25.77 B	1.68%
1998	NZ$25.34 B	61.19%
1997	NZ$15.72 B	88.13%
1996	NZ$8.35 B

End of Day market cap according to different sources

On Mar 15th, 2026 the market cap of Williams Companies was reported to be:

NZ$152.73 Billion

by Nasdaq

NZ$152.73 Billion

by CompaniesMarketCap

Market capitalization for similar companies or competitors

Name	Marketcap	Market cap differencediff.	Country
TC Energy TRP	NZ$113.91 B	-25.97%	🇨🇦 Canada
Enbridge ENB	NZ$202.84 B	31.82%	🇨🇦 Canada
Ultrapar Participacoes UGP	NZ$9.01 B	-94.14%	🇧🇷 Brazil
Southwestern Energy SWN	NZ$13.36 B	-91.31%	🇺🇸 USA
Sea Limited SE	NZ$88.19 B	-42.68%	🇸🇬 Singapore
EQT Corporation EQT	NZ$68.46 B	-55.51%	🇺🇸 USA
Enterprise Products EPD	NZ$137.61 B	-10.57%	🇺🇸 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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