Assurant (AIZ) - Market capitalization

Market cap: NZ$20.92 Billion

As of December 2025 Assurant has a market cap of NZ$20.92 Billion. This makes Assurant the world's 1692th 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 Assurant from 2004 to 2025

End of year Market Cap

Year	Marketcap	Change
2025	NZ$20.92 B	7%
2024	NZ$19.55 B	39.57%
2023	NZ$14.01 B	34.64%
2022	NZ$10.40 B	-19.96%
2021	NZ$13.00 B	17.2%
2020	NZ$11.09 B	-4.92%
2019	NZ$11.66 B	41.34%
2018	NZ$8.25 B	8.04%
2017	NZ$7.64 B	-0.03%
2016	NZ$7.64 B	-1.37%
2015	NZ$7.74 B	28.03%
2014	NZ$6.05 B	4.33%
2013	NZ$5.80 B	74.83%
2012	NZ$3.31 B	-31.53%
2011	NZ$4.84 B	-4.85%
2010	NZ$5.09 B	7.57%
2009	NZ$4.73 B	-22.13%
2008	NZ$6.08 B	-40.91%
2007	NZ$10.28 B	7%
2006	NZ$9.61 B	15.73%
2005	NZ$8.30 B	38.86%
2004	NZ$5.98 B

End of Day market cap according to different sources

On Dec 18th, 2025 the market cap of Assurant was reported to be:

NZ$20.67 Billion

by Nasdaq

NZ$20.83 Billion

by CompaniesMarketCap

Market capitalization for similar companies or competitors

Name	Marketcap	Market cap differencediff.	Country
Unum UNM	NZ$23.41 B	11.90%	🇺🇸 USA
The Hartford HIG	NZ$67.26 B	221.46%	🇺🇸 USA
MetLife MET	NZ$94.11 B	349.77%	🇺🇸 USA
Aflac AFL	NZ$102.40 B	389.39%	🇺🇸 USA
CNO Financial Group CNO	NZ$7.32 B	-65.00%	🇺🇸 USA
Principal PFG	NZ$34.37 B	64.30%	🇺🇸 USA
UnitedHealth UNH	NZ$514.58 B	2,359.13%	🇺🇸 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 Assurant (AIZ)

Market cap: NZ$20.92 Billion