Plug Power Ownership

Who are the major shareholders and have insiders been buying or selling?

Recent Insider Transactions

Insider Trading Volume

Insider Buying: Insufficient data to determine if insiders have bought more shares than they have sold in the past 3 months.

Ownership Breakdown

What is the ownership structure of PLUG?
Owner Type	Number of Shares	Ownership Percentage
Individual Insiders	8,796,785	0.63%
Private Companies	54,966,188	3.93%
General Public	524,064,199	37.5%
Institutions	809,368,106	57.9%

Dilution of Shares: Shareholders have been diluted in the past year, with total shares outstanding growing by 21%.

Top Shareholders

Top 25 shareholders own 52.54% of the company

Ownership	Name	Shares	Current Value	Change %	Portfolio %
13.2%	BlackRock, Inc.	184,032,469	CHF 331.5m	21%	no data
5.22%	Vanguard Capital Management, LLC	72,899,637	CHF 131.3m	1.94%	no data
4.74%	Vanguard Portfolio Management, LLC	66,175,149	CHF 119.2m	11%	0.01%
3.93%	Grove Energy Capital LLC	54,966,188	CHF 99.0m	0%	no data
3.5%	D. E. Shaw & Co., L.P.	48,958,500	CHF 88.2m	121%	0.08%
2.77%	State Street Investment Management	38,763,529	CHF 69.8m	6.06%	no data
2.62%	Geode Capital Management, LLC	36,557,253	CHF 65.8m	5.33%	no data
2.57%	UBS Asset Management AG	35,935,366	CHF 64.7m	-20.5%	0.01%
1.96%	Two Sigma Investments, LP	27,395,936	CHF 49.3m	-3.44%	0.05%
1.4%	Dimensional Fund Advisors LP	19,502,331	CHF 35.1m	7.54%	0.01%
1.36%	Handelsbanken Asset Management	19,014,270	CHF 34.2m	447%	0.07%
0.91%	Mirae Asset Global Investments Co., Ltd.	12,762,557	CHF 23.0m	36.6%	0.01%
0.91%	Northern Trust Global Investments	12,754,552	CHF 23.0m	9.13%	no data
0.85%	Hudson River Trading LLC	11,866,225	CHF 21.4m	10,600%	0.09%
0.84%	Renaissance Technologies LLC	11,779,800	CHF 21.2m	-57.5%	0.04%
0.81%	Charles Schwab Investment Management, Inc.	11,293,747	CHF 20.3m	0%	no data
0.73%	Millennium Management LLC	10,228,774	CHF 18.4m	46.8%	0.01%
0.66%	Legal & General Investment Management Limited	9,177,330	CHF 16.5m	-0.6%	no data
0.62%	Barclays PLC	8,668,573	CHF 15.6m	357%	0.01%
0.61%	Teachers Insurance and Annuity Association-College Retirement Equities Fund	8,462,291	CHF 15.2m	-11.1%	no data
0.58%	Jupiter Fund Management Plc	8,093,562	CHF 14.6m	99.6%	0.04%
0.54%	Invesco Capital Management LLC	7,594,666	CHF 13.7m	-21.5%	no data
0.51%	The Goldman Sachs Group, Inc.	7,147,011	CHF 12.9m	0%	no data
0.38%	Van Eck Associates Corporation	5,255,439	CHF 9.5m	20.5%	0.01%
0.34%	JPMorgan Chase & Co.	4,723,008	CHF 8.5m	246%	no data

Company Analysis and Financial Data Status

Data	Last Updated (UTC time)
Company Analysis	2026/08/20 11:33
End of Day Share Price	2026/08/20 00:00
Earnings	2026/06/30
Annual Earnings	2025/12/31

Data Sources

The data used in our company analysis is from S&P Global Market Intelligence LLC. The following data is used in our analysis model to generate this report. Data is normalised which can introduce a delay from the source being available.

Package	Data	Timeframe	Example US Source ^*
Company Financials	10 years	Income statement Cash flow statement Balance sheet	SEC Form 10-K SEC Form 10-Q
Analyst Consensus Estimates	+3 years	Forecast financials Analyst price targets	Analyst Research Reports Blue Matrix
Market Prices	30 years	Stock prices Dividends, Splits and Actions	ICE Market Data SEC Form S-1
Ownership	10 years	Top shareholders Insider trading	SEC Form 4 SEC Form 13D
Management	10 years	Leadership team Board of directors	SEC Form 10-K SEC Form DEF 14A
Key Developments	10 years	Company announcements	SEC Form 8-K

^* Example for US securities, for non-US equivalent regulatory forms and sources are used.

Unless specified all financial data is based on a yearly period but updated quarterly. This is known as Trailing Twelve Month (TTM) or Last Twelve Month (LTM) Data. Learn more.

Analysis Model and Snowflake

Details of the analysis model used to generate this report is available on our Github page, we also have guides on how to use our reports and tutorials on Youtube.

Learn about the world class team who designed and built the Simply Wall St analysis model.

Industry and Sector Metrics

Our industry and section metrics are calculated every 6 hours by Simply Wall St, details of our process are available on Github.

Analyst Sources

Plug Power Inc. is covered by 36 analysts. 19 of those analysts submitted the estimates of revenue or earnings used as inputs to our report. Analysts submissions are updated throughout the day.

Analyst	Institution
Moses Sutton	Barclays
NEIL BEVERIDGE	Bernstein
null null	BMO Capital Markets Equity Research