NorthWestern Corporation (NWE) - Market capitalization

Market cap: C$5.65 Billion

As of March 2026 NorthWestern Corporation has a market cap of C$5.65 Billion. This makes NorthWestern Corporation the world's 3396th 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 Corporation from 2004 to 2026

End of year Market Cap

Year	Marketcap	Change
2026	C$5.65 B	4.55%
2025	C$5.40 B	15.96%
2024	C$4.66 B	12.81%
2023	C$4.13 B	-13.27%
2022	C$4.76 B	19.02%
2021	C$4.00 B	6.47%
2020	C$3.76 B	-20.37%
2019	C$4.72 B	15.9%
2018	C$4.07 B	11.71%
2017	C$3.64 B	-1.25%
2016	C$3.69 B	1.88%
2015	C$3.62 B	17.68%
2014	C$3.08 B	72.41%
2013	C$1.78 B	38.99%
2012	C$1.28 B	-2.64%
2011	C$1.32 B	26.45%
2010	C$1.04 B	5.92%
2009	C$0.98 B	-3.88%
2008	C$1.02 B	-10.58%
2007	C$1.14 B	-21.88%
2006	C$1.46 B	13.38%
2005	C$1.29 B	7.76%
2004	C$1.20 B

End of Day market cap according to different sources

On Mar 10th, 2026 the market cap of NorthWestern Corporation was reported to be:

C$5.65 Billion

by Nasdaq

C$5.65 Billion

by CompaniesMarketCap

Market capitalization for similar companies or competitors

Name	Marketcap	Market cap differencediff.	Country
Ameren AEE	C$41.38 B	632.16%	🇺🇸 USA
CenterPoint Energy CNP	C$38.29 B	577.44%	🇺🇸 USA
Exelon Corporation EXC	C$67.99 B	1,102.86%	🇺🇸 USA
NiSource NI	C$30.22 B	434.71%	🇺🇸 USA
MDU Resources MDU	C$5.82 B	3.08%	🇺🇸 USA
PNM Resources PNM	C$5.11 B	-9.60%	🇺🇸 USA
PG&E Corporation PCG	C$54.31 B	860.88%	🇺🇸 USA
Idacorp IDA	C$10.46 B	85.18%	🇺🇸 USA
Black Hills BKH	C$7.29 B	28.98%	🇺🇸 USA
Avista AVA	C$4.37 B	-22.58%	🇺🇸 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 Corporation (NWE)

Market cap: C$5.65 Billion