PLUG Insider Trading

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Insider Trading History
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About

Insider Ownership Percentage: 1.37%

Insider Buying (Last 12 Months): $87,282.00

Insider Selling (Last 12 Months): $738,178.40

Plug Power Insider Trading History Chart

Plug Power Share Price & Price History

^$1.86

▼ -0.12 (-6.06%)

As of 09/28/2026 04:00 PM ET

Days: 30 | 90 | 365

Plug Power Insider Trading History

Transaction Date	Insider Name	Title	Buy/Sell	Number of Shares	Average Share Price	Total Transaction	Shares Held After Transaction
9/18/2026	Benjamin Haycraft	Insider	Sell	200,000	$2.14	$428,000.00	101,249
9/15/2026	Benjamin Haycraft	Insider	Sell	18,750	$2.06	$38,625.00	301,249
9/11/2026	Benjamin Haycraft	Insider	Sell	13,810	$2.14	$29,553.40	319,999
1/12/2026	Benjamin Haycraft	Insider	Sell	40,000	$2.17	$86,800.00	333,809
12/15/2025	Jose Luis Crespo	Insider	Buy	37,300	$2.34	$87,282.00	307,332
12/10/2025	Benjamin Haycraft	Insider	Sell	40,000	$2.20	$88,000.00	373,809
11/10/2025	Benjamin Haycraft	EVP	Sell	10,000	$2.92	$29,200.00	467,583
10/10/2025	Benjamin Haycraft	Insider	Sell	10,000	$3.80	$38,000.00	457,583
9/16/2025	Benjamin Haycraft	Insider	Sell	10,972	$1.59	$17,445.48	477,583
6/9/2025	Paul B Middleton	Insider	Buy	650,000	$1.03	$669,500.00	2,558,064
5/16/2025	Paul B Middleton	CFO	Buy	350,000	$0.72	$252,000.00	1,908,064
8/1/2024	George C. McNamee	Director	Sell	10,000	$2.37	$23,700.00	683,444
5/10/2024	George C. McNamee	Director	Sell	10,000	$2.56	$25,600.00	639,572
10/2/2023	Jose Luis Crespo	Insider	Sell	31,958	$7.20	$230,097.60	250,609

SEC Filings (Institutional Ownership Changes) for Plug Power (NASDAQ:PLUG)

43.48% of Plug Power stock is owned by institutions. Institutional ownership can be a sign of analyst confidence in the fundamentals of the stock.

Institutional Buying and Selling by Quarter

Plug Power Institutional Trading History

Reporting Date	Hedge Fund	Shares Held	Market Value	% of Portfolio	Quarterly Change in Shares	Ownership in Company
9/23/2026	Envestnet Asset Management Inc.	27,568	$75K	0.0%	+45.7%	0.002%
9/22/2026	State Street Corp	38,763,529	$105.05M	0.0%	+6.1%	2.774%
9/9/2026	The Manufacturers Life Insurance Company	702,003	$1.90M	0.0%	+9.9%	0.050%
9/9/2026	Tidal Investments LLC	187,591	$0.51M	0.0%	+79.9%	0.013%
9/9/2026	WINTON GROUP Ltd	53,375	$0.15M	0.0%	N/A	0.004%
9/9/2026	NewEdge Advisors LLC	40,152	$0.11M	0.0%	-12.3%	0.003%
9/9/2026	Baird Financial Group Inc.	1,395,068	$3.78M	0.0%	+28.7%	0.100%
9/8/2026	Allworth Financial LP	18,614	$50K	0.0%	+76.5%	0.001%
9/8/2026	Nykredit A S	45,049	$0.12M	0.0%	N/A	0.003%
8/26/2026	HORAN Wealth LLC	23,900	$65K	0.0%	N/A	0.002%
8/26/2026	Amundi	3,273,699	$8.87M	0.0%	+5.6%	0.234%
8/26/2026	HighTower Advisors LLC	110,286	$0.30M	0.0%	+22.9%	0.008%
8/25/2026	VIRGINIA RETIREMENT SYSTEMS ET Al	338,700	$0.92M	0.0%	N/A	0.024%
8/23/2026	Ameritas Advisory Services LLC	9,326	$25K	0.0%	N/A	0.001%
8/23/2026	Angeles Wealth Management LLC	16,635	$45K	0.0%	N/A	0.001%
8/22/2026	Compass Financial Management LLC	236,778	$0.64M	0.1%	N/A	0.017%
8/22/2026	Raiffeisen Bank International AG	16,045	$43K	0.0%	-22.8%	0.001%
8/21/2026	AXQ Capital LP	25,925	$70K	0.0%	N/A	0.002%
8/21/2026	Nykredit A S	45,049	$0.12M	0.0%	N/A	0.003%
8/20/2026	Headlands Technologies LLC	1,763,652	$4.78M	0.5%	N/A	0.126%
8/20/2026	Two Sigma Securities LLC	168,144	$0.46M	0.0%	-52.0%	0.012%
8/20/2026	Benjamin Edwards Inc.	49,324	$0.13M	0.0%	+46.2%	0.004%
8/20/2026	GTS Securities LLC	32,330	$88K	0.0%	+18.9%	0.002%
8/20/2026	Greenleaf Trust	10,545	$29K	0.0%	N/A	0.001%
8/19/2026	UBS AM a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC	2,808,090	$7.61M	0.0%	-21.8%	0.201%
8/19/2026	Van ECK Associates Corp	5,548,968	$15.04M	0.0%	+5.6%	0.397%
8/19/2026	Hsbc Holdings PLC	639,391	$1.73M	0.0%	+46.7%	0.046%
8/18/2026	Empowered Funds LLC	107,885	$0.29M	0.0%	-57.2%	0.008%
8/18/2026	Equitable Holdings Inc.	160,407	$0.44M	0.0%	+7.2%	0.011%
8/17/2026	Bank of America Corp DE	1,752,088	$4.75M	0.0%	-31.4%	0.125%
8/14/2026	Manatuck Hill Partners LLC	15,750	$43K	0.0%	N/A	0.001%
8/12/2026	Compass Financial Management LLC	236,778	$0.64M	0.1%	N/A	0.017%
8/8/2026	Wealthfront Advisers LLC	82,927	$0.23M	0.0%	+19.0%	0.006%
8/7/2026	BlackRock Inc.	184,032,469	$498.73M	0.0%	+21.0%	13.192%
8/7/2026	Deutsche Bank AG	1,628,425	$4.41M	0.0%	-17.2%	0.117%
8/7/2026	Mitsubishi UFJ Asset Management Co. Ltd.	1,223,498	$3.32M	0.0%	+50.7%	0.088%
8/7/2026	AMG National Trust Bank	121,878	$0.33M	0.0%	N/A	0.009%
8/6/2026	Global Retirement Partners LLC	26,942	$73K	0.0%	N/A	0.002%
8/6/2026	Bank of New York Mellon Corp	4,117,519	$11.16M	0.0%	+2.7%	0.295%
8/6/2026	GSA Capital Partners LLP	129,305	$0.35M	0.0%	-25.4%	0.009%
8/6/2026	Russell Investments Group Ltd.	710,470	$1.93M	0.0%	+553.9%	0.051%
8/6/2026	Mitsubishi UFJ Trust & Banking Corp	39,164	$0.11M	0.0%	N/A	0.003%
8/5/2026	HighTower Advisors LLC	110,286	$0.30M	0.0%	+22.9%	0.008%
8/5/2026	Fifth Third Bancorp	54,936	$0.15M	0.0%	+34,450.9%	0.004%
8/5/2026	R Squared Ltd	97,960	$0.27M	0.1%	-17.1%	0.007%
8/5/2026	Caitong International Asset Management Co. Ltd	171,586	$0.47M	0.1%	-41.1%	0.012%
8/5/2026	Checchi Capital Advisers LLC	18,857	$51K	0.0%	N/A	0.001%
8/4/2026	Principal Financial Group Inc.	104,670	$0.28M	0.0%	+85.9%	0.008%
8/3/2026	Pinnacle Associates Ltd.	2,055,379	$5.57M	0.1%	-2.4%	0.147%
8/3/2026	Jennison Associates LLC	144,820	$0.39M	0.0%	N/A	0.010%
7/10/2026	Handelsbanken Fonder AB	19,014,270	$51.53M	0.1%	+446.9%	1.363%
7/8/2026	Brave Asset Management Inc.	25,400	$69K	0.0%	-16.4%	0.002%
7/8/2026	Byrne Asset Management LLC	54,240	$0.15M	0.1%	N/A	0.004%
6/16/2026	Empowered Funds LLC	252,076	$0.57M	0.0%	+15.5%	0.018%
6/9/2026	Rathbones Group PLC	38,641	$87K	0.0%	+26.5%	0.003%
6/3/2026	NewEdge Advisors LLC	45,799	$0.10M	0.0%	-26.4%	0.003%
5/21/2026	J. Derek Lewis & Associates Inc.	292,555	$0.66M	0.1%	+7.7%	0.021%
5/19/2026	Bank of America Corp DE	2,555,756	$5.78M	0.0%	-58.0%	0.183%
5/19/2026	Janus Henderson Group PLC	621,428	$1.40M	0.0%	+41.7%	0.045%
5/18/2026	Amundi	3,101,505	$7.01M	0.0%	+1.0%	0.222%
5/18/2026	California State Teachers Retirement System	1,560,305	$3.53M	0.0%	+45.6%	0.112%
5/18/2026	Royal Bank of Canada	170,428	$0.39M	0.0%	-34.6%	0.012%
5/18/2026	Empowered Funds LLC	252,076	$0.57M	0.0%	+15.5%	0.018%
5/16/2026	The Manufacturers Life Insurance Company	638,929	$1.44M	0.0%	+6.2%	0.046%
5/14/2026	Renaissance Technologies LLC	27,738,500	$62.69M	0.1%	+97.4%	1.988%
5/14/2026	Caxton Associates LLP	1,016,724	$2.30M	0.1%	+341.0%	0.073%
5/14/2026	Bank of Nova Scotia	307,855	$0.70M	0.0%	+25.2%	0.022%
5/14/2026	Sei Investments Co.	262,503	$0.59M	0.0%	+131.1%	0.019%
5/14/2026	State of Wyoming	35,899	$81K	0.0%	+189.6%	0.003%
5/13/2026	Cetera Investment Advisers	271,751	$0.61M	0.0%	+14.7%	0.019%
5/13/2026	Measured Wealth Private Client Group LLC	22,167	$50K	0.0%	-39.4%	0.002%
5/13/2026	First Trust Advisors LP	3,677,307	$8.31M	0.0%	-27.4%	0.264%
5/8/2026	PNC Financial Services Group Inc.	16,733	$38K	0.0%	+75.4%	0.001%
5/8/2026	Baader Bank Aktiengesellschaft	28,566	$65K	0.0%	N/A	0.002%
5/8/2026	Cassaday & Co Wealth Management LLC	15,200	$34K	0.0%	-62.0%	0.001%
5/7/2026	Earned Wealth Advisors LLC	44,061	$100K	0.0%	+12.6%	0.003%
5/7/2026	Dimensional Fund Advisors LP	18,134,913	$40.97M	0.0%	+241.2%	1.300%
5/7/2026	Swiss National Bank	2,616,688	$5.91M	0.0%	+18.1%	0.188%
5/6/2026	Independent Financial Group LLC	23,689	$54K	0.0%	N/A	0.002%
5/5/2026	Wealthfront Advisers LLC	69,709	$0.16M	0.0%	+8.2%	0.005%
5/5/2026	Bank of New York Mellon Corp	4,010,375	$9.06M	0.0%	+10.7%	0.288%
5/5/2026	Sigma Planning Corp	13,991	$32K	0.0%	-43.3%	0.001%
5/4/2026	Calamos Advisors LLC	30,000	$68K	0.0%	N/A	0.002%
5/4/2026	Principal Financial Group Inc.	56,307	$0.13M	0.0%	+16.0%	0.004%
5/1/2026	Sovran Advisors LLC	190,477	$0.43M	0.0%	+13.4%	0.014%
4/30/2026	Hsbc Holdings PLC	435,975	$0.99M	0.0%	-51.5%	0.031%
4/30/2026	Kestra Advisory Services LLC	43,007	$97K	0.0%	+11.8%	0.003%
4/29/2026	Hartline Investment Corp	53,100	$0.12M	0.0%	N/A	0.004%
4/29/2026	R Squared Ltd	118,099	$0.27M	0.1%	+380.3%	0.008%
4/28/2026	Abel Hall LLC	62,213	$0.14M	0.0%	+9.2%	0.004%
4/28/2026	GM Advisory Group LLC	23,314	$53K	0.0%	N/A	0.002%
4/28/2026	Praxis Investment Management Inc.	53,978	$0.12M	0.0%	N/A	0.004%
4/27/2026	PFG Investments LLC	263,013	$0.59M	0.0%	+35.3%	0.019%
4/27/2026	Private Advisor Group LLC	78,677	$0.18M	0.0%	+7.9%	0.006%
4/27/2026	Leonteq Securities AG	176,912	$0.40M	0.0%	-52.5%	0.013%
4/25/2026	GPM Growth Investors Inc.	20,000	$45K	0.0%	N/A	0.001%
4/23/2026	Inspire Investing LLC	230,408	$0.52M	0.0%	-3.3%	0.017%
4/22/2026	Pictet Asset Management Holding SA	192,387	$0.44M	0.0%	+13.2%	0.014%
4/22/2026	Sterling Capital Management LLC	43,892	$99K	0.0%	-32.4%	0.003%
4/22/2026	Ground Swell Capital LLC	42,235	$95K	0.2%	N/A	0.003%

Data available starting January 2016

Plug Power Inc. develops hydrogen and fuel cell product solutions in North America, Europe, Asia, and internationally. The company offers GenDrive, a hydrogen-fueled proton exchange membrane (PEM) fuel cell system that provides power to material handling electric vehicles; GenSure, a stationary fuel cell solution that offers modular PEM fuel cell power to support the backup and grid-support power requirements of the telecommunications, transportation, and utility sectors; ProGen, a fuel cell stack and engine technology used in mobility and stationary fuel cell systems, and as engines in electric delivery vans; GenFuel, a liquid hydrogen fueling delivery, generation, storage, and dispensing system; GenCare, an ongoing Internet of Things-based maintenance and on-site service program for GenDrive fuel cell systems, GenSure fuel cell systems, GenFuel hydrogen storage and dispensing products, and ProGen fuel cell engines; and GenKey, an integrated turn-key solution for transitioning to fuel cell power. It also provides electrolyzers, a hydrogen generator for clean hydrogen production; liquefaction systems that provides liquid hydrogen to customers; cryogenic equipment for the distribution of liquified hydrogen, oxygen, argon, nitrogen and other cryogenic gases, including trailers and mobile storage equipment; and liquid hydrogen, an alternative fuel to fossil-based energy. The company sells its products through a direct product sales force, original equipment manufacturers, and dealer networks. Plug Power Inc. was incorporated in 1997 and is headquartered in Latham, New York.

Today's Range

Now: $1.86

$1.83

$1.96

50 Day Range

MA: $2.13

$1.86

$2.32

52 Week Range

Now: $1.86

$1.70

$4.58

Volume

65,124,843 shs

Average Volume

44,096,268 shs

Market Capitalization

$2.60 billion

P/E Ratio

N/A

Dividend Yield

N/A

Beta

2.21

Who are the company insiders with the largest holdings of Plug Power?: Plug Power's top insider investors include:
Paul B Middleton (Insider)
Paul B Middleton (CFO)
Andrew Marsh (CEO)
George C Mcnamee (Director)
Keith Schmid (COO)
Benjamin Haycraft (Insider)
Benjamin Haycraft (EVP)
Maureen O Helmer (Director)
Jose Luis Crespo (Insider)
Gerard L Conway Jr (SVP)
Learn More about top insider investors at Plug Power.
Who are the major institutional investors of Plug Power?: Plug Power's top institutional investors include:
BlackRock Inc. — 13.19%
State Street Corp — 2.77%
Handelsbanken Fonder AB — 1.36%
Van ECK Associates Corp — 0.40%
Bank of New York Mellon Corp — 0.30%
Amundi — 0.23%
Learn More about top institutional investors of Plug Power stock.
Which major investors are selling Plug Power stock?: In the previous quarter, PLUG stock was sold by these institutional investors:
Bank of America Corp DE
UBS AM a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC
Deutsche Bank AG
Two Sigma Securities LLC
Empowered Funds LLC
Caitong International Asset Management Co. Ltd
Pinnacle Associates Ltd.
GSA Capital Partners LLP
During the last year, company insiders that have sold Plug Power company stock include:
Benjamin Haycraft (EVP)
Benjamin Haycraft (Insider)
Learn More investors selling Plug Power stock.
Which major investors are buying Plug Power stock?: During the last quarter, PLUG stock was purchased by institutional investors including:
BlackRock Inc.
Handelsbanken Fonder AB
State Street Corp
Headlands Technologies LLC
Russell Investments Group Ltd.
Mitsubishi UFJ Asset Management Co. Ltd.
VIRGINIA RETIREMENT SYSTEMS ET Al
Baird Financial Group Inc.
In the previous year, these company insiders have bought Plug Power stock:
Paul B Middleton (Insider)
Paul B Middleton (CFO)
Jose Luis Crespo (Insider)
Learn More investors buying Plug Power stock.