Plug Power Company Top Insiders

All Insiders . USA . 
Stock . Plug Power . Stakeholders
PLUG Stock  USD 2.41  0.01  0.42%   
Roughly 63% of Plug Power's corporate insiders are selling. The analysis of insiders' sentiment of trading Plug Power stock suggests that many insiders are alarmed at this time. Plug Power employs about 2.3 K people. The company is managed by 19 executives with a total tenure of roughly 70 years, averaging almost 3.0 years of service per executive, having 123.37 employees per reported executive.
Andrew Marsh  CEO
CEO and President and Director
Jose Crespo  President
Vice President - Global Sales
Insider Sentiment
Mostly Selling
 
Selling
 
Buying

Latest Trades

2026-01-12Benjamin HaycraftDisposed 40000 @ 2.17View
2025-12-15Jose Luis CrespoAcquired 37300 @ 2.34View
2025-12-10Benjamin HaycraftDisposed 40000 @ 2.2View
2025-11-10Benjamin HaycraftDisposed 10000 @ 2.92View
2025-10-10Benjamin HaycraftDisposed 10000 @ 3.8View
2025-09-16Benjamin HaycraftDisposed 10972 @ 1.59View
2025-06-09Paul B MiddletonAcquired 650000 @ 1.03View
2025-05-16Paul B MiddletonAcquired 350000 @ 0.72View
Tracking insider sentiment in Plug Power can help investors see whether internal behavior is reinforcing or weakening the broader investment thesis. The value here is transparency: investors can review the pattern without assuming every insider transaction predicts the next price move.
  
Build portfolio with Plug Stock

Plug Power's Workforce Through the Years

A workforce review of Plug Power matters because hiring and staffing trends often say something about growth plans, cost discipline, and management expectations. The working assumption is a workforce near roughly 2,340 employees by April 2026, though investors should still compare that path with broader business results.
Macro event markers
 
Dot-com Bubble
 
Housing Crash
 
Credit Downgrade
 
Yuan Drop
 
Covid
 
Interest Hikes

Management Team Effectiveness

The company has return on total asset (ROA) of -14.52 % implying that it lost $14.52 for every $100 of assets on its balance sheet. This is materially lower than the sector median. Similarly, it shows a return on stockholder's equity (ROE) of -120.5 %, indicating that stockholder equity declined rather than grew.
Based on figures reported on Mar 20, Common Stock Shares Outstanding is projected to grow to approximately 1.2 B, while Net Loss is moving higher toward roughly -619 M.

Stock Institutional Investors

Plug Power has 50.74% institutional ownership and 4.52% insider stake. Annual revenue is about 709.92 Million. This mix shapes how the stock trades around earnings. Shares outstanding are near 1.4 B. Whether the institutional base is growing or shrinking quarter over quarter matters more than the current snapshot.
Shares
Charles Schwab Investment Management Inc2025-12-31
11 M
Northern Trust Corp2025-09-30
10 M
Nuveen, Llc2025-12-31
9.3 M
Legal & General Group Plc2025-12-31
9.2 M
Mirae Asset Global Etfs Holdings Ltd.2025-12-31
8.8 M
Fmr Inc2025-12-31
8 M
Amvescap Plc.2025-09-30
7.3 M
Millennium Management Llc2025-12-31
7 M
Dimensional Fund Advisors, Inc.2025-12-31
5.3 M
Vanguard Group Inc2025-12-31
129.6 M
Blackrock Inc2025-09-30
99.6 M
Plug Power smaller-cap profile at 3.35 Billion shapes market structure and potential liquidity pressure during stressed periods. Whether Plug Power institutional base is index-driven or conviction-based changes how to read it - at this size active managers often hold meaningful weight.

Insider Trading Activities

Insider disclosures for Plug Power show how people closest to the business are behaving as market expectations change. It trades on NASDAQ in US. The business currently sits in the Industrials sector and the Electrical Equipment & Parts industry.
 
Gary Willis over a year ago
Acquisition by Gary Willis of 2138 shares of Plug Power subject to Rule 16 b-3

Outstanding Bonds

Reviewing Plug Power bond obligations provides context for understanding how much of the business is financed with fixed-income capital rather than purely with equity. Maturity profile, refinancing windows, and coupon burden can all affect how resilient the capital structure looks in a weaker market.
MPLX LP 52 Corp Bond
US55336VAL45		View
Morgan Stanley 3591 Corp Bond
US61744YAK47		View
Morgan Stanley 3971 Corp Bond
US61744YAL20		View
Valero Energy Partners Corp Bond
US91914JAA07		View
Over half of Plug Power's outstanding shares are owned by institutional investors. When more than half of a company's float is held by institutions, ownership changes tracked through 13F filings can reflect broader shifts in professional investor sentiment. These filings are publicly available and updated each quarter. Approximately 51% of Plug Power's shares are held by institutions, 5% by insiders, and 45% by the general public.
 
Shares in Circulation  
 First Issued
1999-03-31
 Previous Quarter
1.2 B
 Current Value
1.2 B
 Average Shares Outstanding
199.5 M
 Quarterly Volatility
284 M
Macro event markers
 
Dot-com Bubble
 
Housing Crash
 
Credit Downgrade
 
Yuan Drop
 
Covid
 
Interest Hikes

Holders Distribution

Institutional ownership analysis for Plug Power matters because banks, hedge funds, pension plans, and other professional investors can influence price and liquidity more forcefully than smaller holders. One practical risk is that institutions can own millions of shares, so concentrated selling can pressure the stock quickly once sentiment changes.

Market Cap and Value

Workforce Comparison

Plug Power is rated below average in number of employees across its competitive set. The total workforce of Industrials industry is at this time estimated at about 44,959. Plug Power holds roughly 2,344 in number of employees claiming about 5% of equities under Industrials sector.
The company has Profit Margin (PM) of -2.3 %, which implies a breakdown in cost control or pricing power. This is materially lower than the sector median. Similarly, it shows Operating Margin (OM) of -65.0 %, which suggests that the company is unable to cover operating costs from its revenue.

Insider Trading History

The insider trade history for Plug Power reveals whether executives were buying or selling during key price moves. Sustained buying at different price levels is a stronger signal than routine scheduled sales under 10b5-1 plans.
Buy/Sell Ratio# Purchases Trades# Sales TradesTotal Shares PurchasedTotal Shares Sold
2026-03-01
8.0
8
1
92,163
40,000
2025-12-01
2.4
12
5
155,167
103,774
2025-09-01
32.0
32
1
7,672,945
10,972
2025-06-01
2.2
11
5
1,170,939
105,908
2024-12-01
1.8
9
5
1,379,671
62,749
2024-09-01
1.5
9
6
1,180,942
64,051
2024-06-01
7.5
30
4
5,634,250
56,933
2023-12-01
2.1667
13
6
217,626
175,922
2023-09-01
1.2
12
10
221,761
385,426
2023-06-01
29.0
29
1
5,775,402
14,974
2023-03-01
2.0
8
4
7,604
1,784,994
2022-09-01
0.625
10
16
6,650
611,170
2022-06-01
29.0
29
1
431,318
20,000
2022-03-01
8.0
8
1
3,335
34,942
2021-09-01
1.3611
49
36
12,075,283
3,460,846
2021-06-01
1.0
1
1
50,000
50,000
2021-03-01
0.5667
17
30
794,553
1,581,814
2020-12-01
0.5833
35
60
6,316,901
9,391,648
2020-09-01
0.9273
51
55
6,623,275
6,980,387
2020-06-01
1.125
45
40
5,069,646
8,074,786
2020-03-01
0.7222
26
36
1,630,935
3,816,666
2019-09-01
2.6
26
10
3,222,381
545,275
2019-06-01
26.0
26
1
760,084
 0.00 
2018-12-01
4.5
9
2
134,074
200,000
2018-09-01
18.0
18
1
2,411,362
31,343
2018-03-01
8.0
8
1
28,283
101,352
2017-12-01
4.5
9
2
38,907
18,164
2017-09-01
23.0
23
1
3,260,764
4,855
2017-06-01
30.0
30
1
658,827
6,247
2017-03-01
3.25
13
4
184,892
1,873,512
2016-12-01
3.3333
10
3
71,369
37,286
2016-09-01
3.2
16
5
1,900,719
230,934
2016-06-01
16.0
16
1
257,607
15,046
2016-03-01
2.75
11
4
163,079
161,294
2015-12-01
1.5714
11
7
75,455
50,445
2015-09-01
2.5
15
6
3,159,710
6,448,027
2015-06-01
16.0
16
1
379,939
2,728
2015-03-01
5.0
10
2
37,331
10,498
2014-12-01
1.0
2
2
290,000
290,000
2014-09-01
3.2857
23
7
7,383,567
5,779,306
2014-06-01
3.6667
11
3
388,699
378,420
2014-03-01
11.0
11
1
50,660
2,951
2013-12-01
1.7143
12
7
724,589
69,786
2013-09-01
6.6667
20
3
2,110,578
24,306
2013-06-01
8.0
16
2
602,019
51,471
2013-03-01
2.3333
7
3
91,336
7,017,500
2012-12-01
5.0
5
1
45,331
10,542
2012-09-01
1.25
5
4
33,003
4,470,368
2012-06-01
9.0
9
1
87,721
11,265
2011-12-01
2.0
6
3
258,482
3,000
2011-03-01
2.0
2
1
36,859
44,626,939
2010-06-01
2.0
4
2
48,781
5,000
2010-03-01
1.1667
7
6
283,591
130,017
2009-12-01
2.0
2
1
16,715
 0.00 
2009-06-01
6.5
13
2
310,974
3,154
2009-03-01
4.5
9
2
208,673
71,590
2008-12-01
2.0
8
4
40,826
5,573,672
2008-09-01
3.0
9
3
47,235
27,000
2008-06-01
4.6667
14
3
86,088
693,033
2008-03-01
52.6667
158
3
620,065
9,499
2007-09-01
9.0
9
1
78,560
 0.00 
2007-06-01
1.75
14
8
92,624
230,000
2007-03-01
10.0
10
1
81,500
2,000
2006-12-01
5.5
11
2
160,392
 0.00 
2006-09-01
1.5
3
2
75,000
 0.00 
2006-06-01
1.6667
10
6
2,318,240
31,000
2005-06-01
3.6667
11
3
82,097
6,628
2004-06-01
3.5
14
4
176,467
7,417
2003-12-01
3.5
7
2
33,976
4,382
2003-06-01
0.5
1
2
10,000
11,000

Notable Stakeholders

Reviewing the stakeholders around Plug Power can help investors understand which people or institutions may influence direction, governance, and strategic pressure. The practical value is that investors can see where interests align, where they conflict, and how that tension could influence execution.
Andrew MarshCEO and President and DirectorProfile
Sanjay ShresthaPresident,GM OfficerProfile
Jose CrespoVice President - Global SalesProfile
Paul CPAExecutive CFOProfile
Gerard ConwaySr. VP, General Counsel and Corporate SecretaryProfile
Teal HoyosDirector CommunicationsProfile
Keith SchmidExecutive ProjectsProfile
Tammy KimbleVice ResourcesProfile
Meryl FritzManager CommunicationsProfile
Dean FullertonChief OfficerProfile
Benjamin HaycraftExecutive RegionProfile
Bridgid BrownChief StaffProfile
Preeti PandeChief OfficerProfile
David MindnichExecutive ManufacturingProfile
Rick MasonExecutive ChainProfile
Chris SurianoExecutive ServiceProfile
Dirk HoefelmannEx ElectrolyzersProfile
Martin HullChief Accounting Officer, Corporate ControllerProfile
Tim CortesChief OfficerProfile

Management Information & Data Sources

Plug Power is a mid-cap company in Electrical Components & Equipment, Electrical Equipment & Parts, Industrials. Executive review focuses on insiders, senior management, and employee signals. Executive analysis adds context to whether current strategy is being executed with discipline. CEO is Andrew Marsh with 2,344 employees and 19 reported executives.

Data shown for Plug Power is aggregated from periodic company reporting and market reference feeds and normalized across reporting formats. Professional analyst research is incorporated when coverage is available. Source publication cadence can introduce delays. Insider and management fields are mapped from published filings and company disclosures.

This content is curated and reviewed by:

Michael Smolkin - Member of Macroaxis Board of Directors
Last reviewed on March 2nd, 2026

Workforce Efficiency and Productivity

Investors reviewing Plug Power can use workforce efficiency as another lens on execution, especially when comparing similar businesses in the same industry. The business is commonly classified in the Industrials sector and the Electrical Equipment & Parts industry.

Plug Power Manpower Efficiency

Return on Plug Power Manpower

Revenue Per Employee302.9K
Revenue Per Executive37.4M
Net Loss Per Employee696.1K
Net Loss Per Executive85.9M
Working Capital Per Employee341.2K
Working Capital Per Executive42.1M

Popular Tools for Plug Stock analysis

Instant Ratings
Determine any equity ratings based on digital recommendations. Macroaxis instant equity ratings are based on combination of fundamental analysis and risk-adjusted market performance
Theme Ratings
Determine theme ratings based on digital equity recommendations. Macroaxis theme ratings are based on combination of fundamental analysis and risk-adjusted market performance
Latest Portfolios
Quick portfolio dashboard that showcases your latest portfolios
Funds Screener
Find actively-traded funds from around the world traded on over 30 global exchanges
Equity Analysis
Research over 250,000 global equities including funds, stocks and ETFs to find investment opportunities
Macroaxis provides analytical tools and reference data for investors of all levels to evaluate holdings and assess risk across market volatility, economic shifts, and company-specific events. View terms and conditions
 
Feedback Blog
Made with optimal in San Francisco
2026 Macroaxis LLC
COMMON DESTINATIONS
MAIN CATEGORIES
COMPANY