NorthWestern Energy (NWE) - Market capitalization

Market cap: S$5.59 Billion

As of May 2026 NorthWestern Energy has a market cap of S$5.59 Billion. This makes NorthWestern Energy the world's 3364th 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 NorthWestern Energy from 2004 to 2026

End of year Market Cap

Year	Marketcap	Change
2026	S$5.59 B	10.29%
2025	S$5.06 B	14.77%
2024	S$4.41 B	7.31%
2023	S$4.11 B	-12.58%
2022	S$4.70 B	10.85%
2021	S$4.24 B	8.86%
2020	S$3.90 B	-19.96%
2019	S$4.87 B	19.29%
2018	S$4.08 B	5.32%
2017	S$3.88 B	-2.45%
2016	S$3.97 B	7.6%
2015	S$3.69 B	5.39%
2014	S$3.50 B	64.94%
2013	S$2.12 B	34.52%
2012	S$1.58 B	-5.95%
2011	S$1.68 B	24.93%
2010	S$1.34 B	2.3%
2009	S$1.31 B	9.04%
2008	S$1.20 B	-27.09%
2007	S$1.65 B	-14.43%
2006	S$1.93 B	4.41%
2005	S$1.85 B	13.46%
2004	S$1.63 B

End of Day market cap according to different sources

On May 19th, 2026 the market cap of NorthWestern Energy was reported to be:

S$5.59 Billion

by Nasdaq

S$5.59 Billion

by CompaniesMarketCap

Market capitalization for similar companies or competitors

Name	Marketcap	Market cap differencediff.	Country
Ameren AEE	S$38.63 B	591.05%	🇺🇸 USA
CenterPoint Energy CNP	S$35.61 B	536.90%	🇺🇸 USA
Exelon Corporation EXC	S$58.47 B	945.89%	🇺🇸 USA
NiSource NI	S$29.12 B	420.82%	🇺🇸 USA
MDU Resources MDU	S$5.96 B	6.72%	🇺🇸 USA
PNM Resources PNM	S$4.82 B	-13.69%	🇺🇸 USA
PG&E Corporation PCG	S$46.28 B	727.87%	🇺🇸 USA
Idacorp IDA	S$10.07 B	80.18%	🇺🇸 USA
Black Hills BKH	S$7.14 B	27.82%	🇺🇸 USA
Avista AVA	S$4.33 B	-22.53%	🇺🇸 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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Market capitalization of NorthWestern Energy (NWE)

Market cap: S$5.59 Billion