Unum (UNM) - Market capitalization

Market cap: £9.49 Billion

As of December 2025 Unum has a market cap of £9.49 Billion. This makes Unum the world's 1629th 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 Unum from 1996 to 2025

End of year Market Cap

Year	Marketcap	Change
2025	£9.49 B	-10.82%
2024	£10.65 B	53.84%
2023	£6.92 B	2.61%
2022	£6.74 B	83.03%
2021	£3.68 B	7.55%
2020	£3.42 B	-24.05%
2019	£4.51 B	-9.13%
2018	£4.96 B	-45.51%
2017	£9.11 B	10.28%
2016	£8.26 B	52.7%
2015	£5.41 B	-4.26%
2014	£5.65 B	2.22%
2013	£5.52 B	58.87%
2012	£3.48 B	-12.18%
2011	£3.96 B	-20.2%
2010	£4.96 B	24.09%
2009	£4.00 B	-4.75%
2008	£4.20 B	1.14%
2007	£4.15 B	14.3%
2006	£3.63 B	-7.72%
2005	£3.93 B	42.13%
2004	£2.77 B	6.14%
2003	£2.61 B	-1.21%
2002	£2.64 B	-40.33%
2001	£4.42 B	2%
2000	£4.34 B	-8.96%
1999	£4.76 B	-1.76%
1998	£4.85 B	60.52%
1997	£3.02 B	-0.2%
1996	£3.03 B

End of Day market cap according to different sources

On Dec 5th, 2025 the market cap of Unum was reported to be:

£9.33 Billion

by Nasdaq

£9.49 Billion

by CompaniesMarketCap

Market capitalization for similar companies or competitors

Name	Marketcap	Market cap differencediff.	Country
CNO Financial Group CNO	£2.92 B	-69.22%	🇺🇸 USA
Aflac AFL	£43.87 B	361.93%	🇺🇸 USA
Assurant AIZ	£8.44 B	-11.12%	🇺🇸 USA
Voya Financial VOYA	£5.12 B	-46.03%	🇺🇸 USA
Principal PFG	£14.63 B	54.09%	🇺🇸 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 Unum (UNM)

Market cap: £9.49 Billion