Spire Market Cap

Spire has a market cap or net worth of $4.43 billion as of September 16, 2025. Its market cap has increased by 17.47% in one year.

Market Cap

4.43B

Enterprise Value

9.32B

1-Year Change

17.47%

Ranking

#1413

Market Cap Chart

Since December 1, 1998, Spire's market cap has increased from $458.30M to $4.43B, an increase of 866.58%. That is a compound annual growth rate of 8.83%.

Market Cap History

Date	Market Cap	% Change
Sep 15, 2025	4.50B	14.79%
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%
Dec 31, 2001	451.20M	2.22%

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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

Full Definition

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