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PLUG Insider Trading

Insider Ownership Percentage: 1.41%
Insider Buying (Last 12 Months): $921,500.00
Insider Selling (Last 12 Months): $46,645.48

Plug Power Insider Trading History Chart

This chart shows the insider buying and selling history at Plug Power by year and by quarter.

Skip ChartChart Data in Insider Trading History Table

Plug Power Share Price & Price History

Current Price: $2.23
Price Change: +0.30 (1.20%)
As of 12/4/2025 05:00 PM ET

This chart shows the closing price history over time for PLUG up to the past year.

Skip Chart and Table DataPrice Data in Insider Trading History Table
Days: 30 | 90 | 365

Plug Power Insider Trading History

Transaction DateInsider NameTitleBuy/SellNumber of SharesAverage Share PriceTotal TransactionShares Held After TransactionDetails
11/10/2025Benjamin HaycraftEVPSell10,000$2.92$29,200.00467,583View SEC Filing Icon  
9/16/2025Benjamin HaycraftInsiderSell10,972$1.59$17,445.48477,583View SEC Filing Icon  
6/9/2025Paul B MiddletonInsiderBuy650,000$1.03$669,500.002,558,064View SEC Filing Icon  
5/16/2025Paul B MiddletonCFOBuy350,000$0.72$252,000.001,908,064View SEC Filing Icon  
8/1/2024George C. McNameeDirectorSell10,000$2.37$23,700.00683,444View SEC Filing Icon  
5/10/2024George C. McNameeDirectorSell10,000$2.56$25,600.00639,572View SEC Filing Icon  
10/2/2023Jose Luis CrespoInsiderSell31,958$7.20$230,097.60250,609View SEC Filing Icon  
See Full Table

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

This chart shows the instiutional buying and selling at PLUG by year and by quarter.

Skip Institutional Buying and Selling Chart and Table DataRead Chart Data in Institutional Trading History Table

Plug Power Institutional Trading History

Reporting DateHedge FundShares HeldMarket Value% of PortfolioQuarterly Change in SharesOwnership in CompanyDetails
12/2/2025Swiss Life Asset Management Ltd42,269$98K0.0%+81.4%0.003%Search for SEC Filing on Google Icon
11/21/2025CIBC Bancorp USA Inc.116,433$0.27M0.0%N/A0.010%Search for SEC Filing on Google Icon
11/19/2025Caitong International Asset Management Co. Ltd23,028$54K0.0%-99.4%0.002%Search for SEC Filing on Google Icon
11/17/2025Abel Hall LLC26,491$62K0.0%+31.7%0.002%Search for SEC Filing on Google Icon
11/17/2025Kestra Private Wealth Services LLC13,835$32K0.0%N/A0.001%Search for SEC Filing on Google Icon
11/17/2025NewEdge Advisors LLC52,083$0.12M0.0%+77.3%0.005%Search for SEC Filing on Google Icon
11/17/2025Castleark Management LLC728,110$1.70M0.0%N/A0.063%Search for SEC Filing on Google Icon
11/17/2025Worth Venture Partners LLC30,000$70K0.2%N/A0.003%Search for SEC Filing on Google Icon
11/17/2025XTX Topco Ltd672,184$1.57M0.1%-58.6%0.058%Search for SEC Filing on Google Icon
11/17/2025Voleon Capital Management LP20,580$48K0.0%N/A0.002%Search for SEC Filing on Google Icon
11/17/2025Verition Fund Management LLC124,387$0.29M0.0%+498.4%0.011%Search for SEC Filing on Google Icon
11/17/2025Susquehanna Fundamental Investments LLC75,150$0.18M0.0%N/A0.007%Search for SEC Filing on Google Icon
11/17/2025SIH Partners LLLP174,058$0.41M0.0%N/A0.015%Search for SEC Filing on Google Icon
11/17/2025Northwestern Mutual Wealth Management Co.65,414$0.15M0.0%-10.5%0.006%Search for SEC Filing on Google Icon
11/17/2025Mariner LLC224,016$0.52M0.0%+44.1%0.019%Search for SEC Filing on Google Icon
11/17/2025Mercer Global Advisors Inc. ADV1,078,209$2.51M0.0%-24.9%0.093%Search for SEC Filing on Google Icon
11/17/2025MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd.9,545,805$22.18M0.0%+18.9%0.827%Search for SEC Filing on Google Icon
11/17/2025Lighthouse Investment Partners LLC430,000$1M0.0%N/A0.037%Search for SEC Filing on Google Icon
11/17/2025Focus Partners Wealth56,635$0.13M0.0%+67.1%0.005%Search for SEC Filing on Google Icon
11/17/2025Brevan Howard Capital Management LP558,175$1.30M0.0%N/A0.048%Search for SEC Filing on Google Icon
11/17/2025Banco Bilbao Vizcaya Argentaria S.A.619,455$1.39M0.0%-12.3%0.054%Search for SEC Filing on Google Icon
11/17/2025Bank of America Corp DE1,973,214$4.60M0.0%+124.0%0.171%Search for SEC Filing on Google Icon
11/17/2025Bank of Nova Scotia215,374$0.50M0.0%-43.2%0.019%Search for SEC Filing on Google Icon
11/17/2025Boothbay Fund Management LLC50,544$0.12M0.0%N/A0.004%Search for SEC Filing on Google Icon
11/17/2025Alliancebernstein L.P.997,224$2.32M0.0%+21.9%0.086%Search for SEC Filing on Google Icon
11/17/2025Ameriprise Financial Inc.26,215$61K0.0%-30.3%0.002%Search for SEC Filing on Google Icon
11/14/2025Schonfeld Strategic Advisors LLC58,745$0.14M0.0%-97.8%0.005%Search for SEC Filing on Google Icon
11/14/2025Creative Planning238,509$0.56M0.0%+82.8%0.021%Search for SEC Filing on Google Icon
11/14/2025Raymond James Financial Inc.158,180$0.37M0.0%+125.4%0.014%Search for SEC Filing on Google Icon
11/14/2025Virtu Financial LLC606,669$1.41M0.1%N/A0.053%Search for SEC Filing on Google Icon
11/14/2025Amundi2,876,478$6.70M0.0%+31.1%0.249%Search for SEC Filing on Google Icon
11/14/2025Ursa Fund Management LLC200,000$0.47M0.5%N/A0.017%Search for SEC Filing on Google Icon
11/14/2025Electron Capital Partners LLC4,576,398$10.66M0.5%N/A0.396%Search for SEC Filing on Google Icon
11/14/2025California State Teachers Retirement System1,315,943$3.07M0.0%+87.2%0.114%Search for SEC Filing on Google Icon
11/14/2025Zurcher Kantonalbank Zurich Cantonalbank 2,126,389$4.95M0.0%+35.1%0.184%Search for SEC Filing on Google Icon
11/14/2025Manatuck Hill Partners LLC2,515,750$5.86M1.9%+15,873.0%0.218%Search for SEC Filing on Google Icon
11/14/2025UBS AM A Distinct Business Unit of UBS Asset Management Americas LLC2,611,145$6.08M0.0%-42.2%0.226%Search for SEC Filing on Google Icon
11/14/2025Two Sigma Investments LP10,830,893$25.24M0.0%+292.1%0.938%Search for SEC Filing on Google Icon
11/14/2025Concentric Capital Strategies LP246,458$0.57M0.0%N/A0.021%Search for SEC Filing on Google Icon
11/13/2025Quadrature Capital Ltd915,906$2.14M0.0%+215.6%0.079%Search for SEC Filing on Google Icon
11/13/2025Invesco Ltd.7,342,031$17.11M0.0%-8.3%0.636%Search for SEC Filing on Google Icon
11/13/2025Sei Investments Co.111,966$0.26M0.0%+50.8%0.010%Search for SEC Filing on Google Icon
11/13/2025Duff & Phelps Investment Management Co.174,148$0.41M0.0%-20.0%0.015%Search for SEC Filing on Google Icon
11/13/2025Mackenzie Financial Corp58,098$0.14M0.0%+10.6%0.005%Search for SEC Filing on Google Icon
11/13/2025Van ECK Associates Corp5,977,356$13.93M0.0%+24.8%0.518%Search for SEC Filing on Google Icon
11/13/2025Legal & General Group Plc17,695,077$41.23M0.0%+4.2%1.532%Search for SEC Filing on Google Icon
11/13/2025Swiss National Bank2,002,388$4.67M0.0%+21.2%0.173%Search for SEC Filing on Google Icon
11/13/2025WINTON GROUP Ltd181,871$0.42M0.0%N/A0.016%Search for SEC Filing on Google Icon
11/13/2025Russell Investments Group Ltd.98,882$0.23M0.0%+205,904.2%0.009%Search for SEC Filing on Google Icon
11/13/2025Inceptionr LLC11,788$27K0.0%-44.9%0.001%Search for SEC Filing on Google Icon
11/13/2025Private Advisor Group LLC86,429$0.20M0.0%+11.5%0.007%Search for SEC Filing on Google Icon
11/13/2025Pinnacle Associates Ltd.2,417,762$5.63M0.1%+0.2%0.209%Search for SEC Filing on Google Icon
11/13/2025Rathbones Group PLC24,686$58K0.0%-15.7%0.002%Search for SEC Filing on Google Icon
11/13/2025First Trust Advisors LP2,743,067$6.39M0.0%-2.0%0.238%Search for SEC Filing on Google Icon
11/12/2025Barclays PLC1,619,039$3.77M0.0%-55.0%0.140%Search for SEC Filing on Google Icon
11/12/2025Dimensional Fund Advisors LP904,025$2.11M0.0%-5.1%0.078%Search for SEC Filing on Google Icon
11/12/2025Insigneo Advisory Services LLC41,336$96K0.0%N/A0.004%Search for SEC Filing on Google Icon
11/12/2025Harvest Portfolios Group Inc.176,760$0.41M0.0%+38.8%0.015%Search for SEC Filing on Google Icon
11/12/2025R Squared Ltd48,444$0.11M0.0%+76.7%0.004%Search for SEC Filing on Google Icon
11/12/2025Xponance Inc.85,659$0.20M0.0%+19.8%0.007%Search for SEC Filing on Google Icon
11/12/2025Intech Investment Management LLC233,619$0.54M0.0%-34.7%0.020%Search for SEC Filing on Google Icon
11/10/2025First Heartland Consultants Inc.16,051$37K0.0%N/A0.001%Search for SEC Filing on Google Icon
11/10/2025Krane Funds Advisors LLC439,983$1.03M0.0%-1.5%0.038%Search for SEC Filing on Google Icon
11/10/2025Kovack Advisors Inc.11,012$26K0.0%N/A0.001%Search for SEC Filing on Google Icon
11/10/2025Prakash Investment Advisors LLC11,800$27K0.0%N/A0.001%Search for SEC Filing on Google Icon
11/7/2025BNP PARIBAS ASSET MANAGEMENT Holding S.A.10,623$25K0.0%-97.3%0.001%Search for SEC Filing on Google Icon
11/7/2025GSA Capital Partners LLP65,406$0.15M0.0%-26.7%0.006%Search for SEC Filing on Google Icon
11/7/2025Vanguard Group Inc.109,631,956$255.44M0.0%+7.6%9.493%Search for SEC Filing on Google Icon
11/6/2025Rhumbline Advisers1,809,879$4.22M0.0%+31.8%0.157%Search for SEC Filing on Google Icon
11/6/2025Advisors Asset Management Inc.235,466$0.55M0.0%-4.0%0.020%Search for SEC Filing on Google Icon
11/6/2025Baader Bank Aktiengesellschaft89,477$0.21M0.0%-86.3%0.008%Search for SEC Filing on Google Icon
11/6/2025Compagnie Lombard Odier SCmA279,000$0.65M0.0%+100.7%0.024%Search for SEC Filing on Google Icon
11/6/2025Wesbanco Bank Inc.50,000$0.12M0.0%N/A0.004%Search for SEC Filing on Google Icon
11/6/2025Wealthfront Advisers LLC64,760$0.15M0.0%-26.8%0.006%Search for SEC Filing on Google Icon
11/6/2025Mandatum Life Insurance Co Ltd58,747$0.14M0.0%+20.2%0.005%Search for SEC Filing on Google Icon
11/6/2025Prospera Financial Services Inc43,050$100K0.0%+28.5%0.004%Search for SEC Filing on Google Icon
11/6/2025Profund Advisors LLC20,188$47K0.0%+24.4%0.002%Search for SEC Filing on Google Icon
11/5/2025Signature Estate & Investment Advisors LLC18,414$43K0.0%+33.4%0.002%Search for SEC Filing on Google Icon
11/5/2025Azzad Asset Management Inc. ADV11,678$27K0.0%-46.1%0.001%Search for SEC Filing on Google Icon
11/5/2025Alps Advisors Inc.1,751,358$4.08M0.0%-5.0%0.152%Search for SEC Filing on Google Icon
11/5/2025Prime Capital Investment Advisors LLC12,748$30K0.0%N/A0.001%Search for SEC Filing on Google Icon
11/5/2025IQ EQ FUND MANAGEMENT IRELAND Ltd79,314$0.19M0.0%-22.6%0.007%Search for SEC Filing on Google Icon
11/5/2025SlateStone Wealth LLC29,077$68K0.0%+16.0%0.003%Search for SEC Filing on Google Icon
11/5/2025SBI Securities Co. Ltd.191,939$0.45M0.0%-4.9%0.017%Search for SEC Filing on Google Icon
11/4/2025Jones Financial Companies Lllp45,534$0.11M0.0%+53.0%0.004%Search for SEC Filing on Google Icon
11/4/2025Principal Financial Group Inc.76,318$0.18M0.0%+21.9%0.007%Search for SEC Filing on Google Icon
11/3/2025Arizona State Retirement System305,560$0.71M0.0%+21.1%0.026%Search for SEC Filing on Google Icon
11/3/2025New York State Common Retirement Fund347,673$0.81M0.0%+58.4%0.030%Search for SEC Filing on Google Icon
11/3/2025Mirae Asset Global Investments Co. Ltd.288,471$0.67M0.0%+25.2%0.025%Search for SEC Filing on Google Icon
11/3/2025Ballentine Partners LLC15,365$36K0.0%N/A0.001%Search for SEC Filing on Google Icon
10/31/2025Sovran Advisors LLC143,853$0.34M0.0%+25.1%0.012%Search for SEC Filing on Google Icon
10/31/2025CIBC Asset Management Inc28,002$65K0.0%-20.6%0.002%Search for SEC Filing on Google Icon
10/31/2025PFG Investments LLC187,251$0.44M0.0%-32.8%0.016%Search for SEC Filing on Google Icon
10/30/2025Simplicity Wealth LLC13,587$32K0.0%N/A0.001%Search for SEC Filing on Google Icon
10/30/2025Universal Beteiligungs und Servicegesellschaft mbH56,176$0.13M0.0%+124.7%0.005%Search for SEC Filing on Google Icon
10/29/2025Wealth Enhancement Advisory Services LLC75,467$0.18M0.0%+10.8%0.007%Search for SEC Filing on Google Icon
10/27/2025Obermeyer Wealth Partners30,000$70K0.0%+50.0%0.003%Search for SEC Filing on Google Icon
10/24/2025MGO One Seven LLC14,888$35K0.0%-19.6%0.001%Search for SEC Filing on Google Icon
10/24/2025Citizens Financial Group Inc. RI43,796$0.10M0.0%-20.5%0.004%Search for SEC Filing on Google Icon
10/23/2025Nisa Investment Advisors LLC29,506$69K0.0%+439.8%0.003%Search for SEC Filing on Google Icon
Data available starting January 2016

See Full Table
Plug Power logo
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.
Read More on Plug Power

Today's Range

Now: $2.23
Low: $2.15
High: $2.26

50 Day Range

MA: $2.74
Low: $1.89
High: $4.13

52 Week Range

Now: $2.23
Low: $0.69
High: $4.58

Volume

117,388,691 shs

Average Volume

112,969,744 shs

Market Capitalization

$3.11 billion

P/E Ratio

N/A

Dividend Yield

N/A

Beta

1.74

Who are the company insiders with the largest holdings of Plug Power?

Plug Power's top insider investors include:
  1. Paul B Middleton (Insider)
  2. Paul B Middleton (CFO)
  3. George C Mcnamee (Director)
  4. Benjamin Haycraft (Insider)
  5. Benjamin Haycraft (EVP)
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:
  1. Vanguard Group Inc. — 9.49%
  2. Legal & General Group Plc — 1.53%
  3. Two Sigma Investments LP — 0.94%
  4. MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd. — 0.83%
  5. Invesco Ltd. — 0.64%
  6. Van ECK Associates Corp — 0.52%
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:
  1. Caitong International Asset Management Co. Ltd
  2. Schonfeld Strategic Advisors LLC
  3. Barclays PLC
  4. UBS AM A Distinct Business Unit of UBS Asset Management Americas LLC
  5. SG Americas Securities LLC
  6. XTX Topco Ltd
  7. Vontobel Holding Ltd.
  8. Invesco Ltd.
During the last year, company insiders that have sold Plug Power company stock include:
  1. Paul B Middleton (Insider)
  2. Paul B Middleton (CFO)
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:
  1. Two Sigma Investments LP
  2. Vanguard Group Inc.
  3. Electron Capital Partners LLC
  4. Manatuck Hill Partners LLC
  5. Parallax Volatility Advisers L.P.
  6. MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd.
  7. IMC Chicago LLC
  8. Van ECK Associates Corp
In the previous year, these company insiders have bought Plug Power stock:
  1. Paul B Middleton (Insider)
  2. Paul B Middleton (CFO)
Learn More investors buying Plug Power stock.