Plug Power Inc. (PLUG)

Plug Power Market Cap

Plug Power has a market cap or net worth of $3.51 billion as of October 24, 2025. Its market cap has increased by 93.60% in one year.

• Market Cap: 3.51B
• Enterprise Value: 4.37B
• 1-Year Change: 93.60%
• Ranking: #1605
• Category: Mid-Cap
• Stock Price: $2.97

Market Cap Chart

Since October 29, 1999, Plug Power's market cap has increased from $675.30M to $3.51B, an increase of 419.51%. That is a compound annual growth rate of 6.54%.

Market Cap History

Date	Market Cap	% Change
Oct 23, 2025	3.33B	71.37%
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.

Related Stocks

Company	Market Cap
General Electric Company	314.22B
Caterpillar	240.76B
RTX Corporation	238.63B
The Boeing Company	163.78B
GE Vernova	156.80B
Eaton Corporation	140.38B
Union Pacific	133.60B
Honeywell International	131.18B