Otter Tail (OTTR) - Market capitalization

Market cap: £2.62 Billion

As of December 2025 Otter Tail has a market cap of £2.62 Billion. This makes Otter Tail the world's 3667th 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 Otter Tail from 1996 to 2025

End of year Market Cap

Year	Marketcap	Change
2025	£2.62 B	5.34%
2024	£2.49 B	-10.43%
2023	£2.78 B	37.7%
2022	£2.02 B	-8.08%
2021	£2.19 B	71.22%
2020	£1.28 B	-18.27%
2019	£1.57 B	1.26%
2018	£1.55 B	19.23%
2017	£1.30 B	0.2%
2016	£1.29 B	90.86%
2015	£0.68 B	-8.08%
2014	£0.74 B	14.99%
2013	£0.64 B	15.05%
2012	£0.55 B	9.5%
2011	£0.51 B	-2.81%
2010	£0.52 B	-4.3%
2009	£0.54 B	-2.48%
2008	£0.56 B	8.34%
2007	£0.51 B	10.7%
2006	£0.46 B	-4.95%
2005	£0.49 B	28.22%
2004	£0.38 B	0.25%
2003	£0.38 B	-10.47%
2002	£0.42 B	-13.35%
2001	£0.49 B	11.72%
2000	£0.44 B	60.25%
1999	£0.27 B	-2.86%
1998	£0.28 B	5.33%
1997	£0.27 B	28.54%
1996	£0.21 B

End of Day market cap according to different sources

On Dec 8th, 2025 the market cap of Otter Tail was reported to be:

£2.59 Billion

by Nasdaq

£2.59 Billion

by CompaniesMarketCap

Market capitalization for similar companies or competitors

Name	Marketcap	Market cap differencediff.	Country
Xcel Energy XEL	£33.73 B	1,185.22%	🇺🇸 USA
Alliant Energy LNT	£12.56 B	378.76%	🇺🇸 USA
NorthWestern Corporation NWE	£3.05 B	16.56%	🇺🇸 USA
MDU Resources MDU	£2.98 B	13.82%	🇺🇸 USA
MGE Energy MGEE	£2.15 B	-18.09%	🇺🇸 USA
Ameren AEE	£20.10 B	665.95%	🇺🇸 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 Otter Tail (OTTR)

Market cap: £2.62 Billion