Plug Power Market Cap

Plug Power has a market cap or net worth of $1.95 billion as of September 16, 2025. Its market cap has increased by 14.37% in one year.

Market Cap

1.95B

Enterprise Value

2.77B

1-Year Change

14.37%

Ranking

#2069

Market Cap Chart

Since October 29, 1999, Plug Power's market cap has increased from $675.30M to $1.95B, an increase of 189.01%. That is a compound annual growth rate of 4.18%.

Market Cap History

Date	Market Cap	% Change
Sep 15, 2025	1.81B	-6.58%
Dec 31, 2024	1.94B	-28.77%
Dec 29, 2023	2.72B	-62.21%
Dec 30, 2022	7.21B	-55.68%
Dec 31, 2021	16.27B	15.45%
Dec 31, 2020	14.09B	1,608.23%
Dec 31, 2019	825.00M	185.07%
Dec 31, 2018	289.40M	-46.33%
Dec 29, 2017	539.20M	149.05%
Dec 30, 2016	216.50M	-43.00%
Dec 31, 2015	379.80M	-26.88%
Dec 31, 2014	519.40M	226.67%
Dec 31, 2013	159.00M	732.46%
Dec 31, 2012	19.10M	-58.84%
Dec 30, 2011	46.40M	-5.11%
Dec 31, 2010	48.90M	-46.85%
Dec 31, 2009	92.00M	2.00%
Dec 31, 2008	90.20M	-74.00%
Dec 31, 2007	346.90M	2.97%
Dec 29, 2006	336.90M	-23.43%
Dec 30, 2005	440.00M	-1.70%
Dec 31, 2004	447.60M	1.24%
Dec 31, 2003	442.10M	93.56%
Dec 31, 2002	228.40M	-47.87%
Dec 31, 2001	438.10M	-31.76%

View and export this data all the way back to 1999. Sign Up Today.

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

Related Stocks

Company	Market Cap
General Electric Company	304.11B
RTX Corporation	211.98B
Caterpillar	204.23B
GE Vernova	171.14B
The Boeing Company	163.14B
Eaton Corporation	146.20B
Honeywell International	134.43B
Union Pacific	128.24B

Market Cap Rankings