Spire Market Cap

Spire has a market cap or net worth of $4.62 billion as of October 8, 2026. It is the 3,907th most valuable company in the world and the 1,220th biggest in the United States. Its market cap has decreased by 5.74% in one year.

Market Cap

4.62B

Enterprise Value

11.86B

1-Year Change

-5.74%

Global Rank

#3,907

Country Rank

#1,220 United States

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Since December 1, 1998, Spire's market cap has increased from $458.30M to $4.62B, an increase of 907.87%. That is a compound annual growth rate of 8.64%.

Market Cap History

Date	Market Cap	% Change
Oct 8, 2026	4.62B	-5.40%
Dec 31, 2025	4.88B	24.63%
Dec 31, 2024	3.92B	18.18%
Dec 29, 2023	3.32B	-8.30%
Dec 30, 2022	3.62B	7.23%
Dec 31, 2021	3.37B	1.98%
Dec 31, 2020	3.31B	-22.16%
Dec 31, 2019	4.25B	13.13%
Dec 31, 2018	3.75B	3.50%
Dec 29, 2017	3.63B	23.08%
Dec 30, 2016	2.95B	14.43%
Dec 31, 2015	2.58B	12.03%
Dec 31, 2014	2.30B	54.33%
Dec 31, 2013	1.49B	71.06%
Dec 31, 2012	870.80M	-4.02%
Dec 30, 2011	907.30M	11.37%
Dec 31, 2010	814.70M	8.42%
Dec 31, 2009	751.40M	-27.46%
Dec 31, 2008	1.04B	39.63%
Dec 31, 2007	741.80M	-1.00%
Dec 29, 2006	749.30M	21.01%
Dec 30, 2005	619.20M	-5.39%
Dec 31, 2004	654.50M	19.94%
Dec 31, 2003	545.70M	18.94%
Dec 31, 2002	458.80M	1.68%

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Market Capitalization

Market capitalization, also called net worth, is the total value of all of a company's outstanding shares. It is calculated by multiplying the stock price by the number of shares outstanding.

Formula: Market Cap = Stock Price * Shares Outstanding

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