Gary K Willis - Net Worth and Insider Trading
Gary K Willis Net Worth
The estimated net worth of Gary K Willis is at least $348,718 dollars as of 2025-04-25. Gary K Willis is the Director of Plug Power Inc and owns about 410,933 shares of Plug Power Inc (PLUG) stock worth over $348,718. Details can be seen in Gary K Willis's Latest Holdings Summary section.
Disclaimer: The insider information is derived from SEC filings. The estimated net worth is based on the final shares held after open market or private purchases and sales of common stock with a transaction code of "P" or "S" on Form 4, assuming that Gary K Willis has not made any transactions after 2020-12-11 and currently still holds the listed stock(s). Please note that this estimate may not reflect the actual net worth.

Transaction Summary of Gary K Willis
Gary K Willis Insider Ownership Reports
Based on ownership reports from SEC filings, as the reporting owner, Gary K Willis owns 2 companies in total, including Plug Power Inc (PLUG) , and Rofin-Sinar Technologies Inc (RSTI) .
Click here to see the complete history of Gary K Willis’s form 4 insider trades.
Insider Ownership Summary of Gary K Willis
Ticker | Company | Transaction Date | Type of Owner |
---|---|---|---|
PLUG | Plug Power Inc | 2020-12-11 | director |
RSTI | Rofin-Sinar Technologies Inc | 2016-11-07 | director |
Gary K Willis Latest Holdings Summary
Gary K Willis currently owns a total of 1 stock. Gary K Willis owns 410,933 shares of Plug Power Inc (PLUG) as of December 11, 2020, with a value of $348,718.
Latest Holdings of Gary K Willis
Ticker | Company | Latest Transaction Date | Shares Owned | Current Price ($) | Current Value ($) |
---|---|---|---|---|---|
PLUG | Plug Power Inc | 2020-12-11 | 410,933 | 0.85 | 348,718 |
Holding Weightings of Gary K Willis
Gary K Willis Form 4 Trading Tracker
According to the SEC Form 4 filings, Gary K Willis has made a total of 1 transactions in Plug Power Inc (PLUG) over the past 5 years, including 0 buys and 1 sells. The most-recent trade in Plug Power Inc is the sale of 90,200 shares on December 11, 2020, which brought Gary K Willis around $2 Million.
Insider Trading History of Gary K Willis
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Gary K Willis Trading Performance
Gary K Willis Ownership Network
Ownership Network List of Gary K Willis
Ownership Network Relation of Gary K Willis

Gary K Willis Owned Company Details
What does Plug Power Inc do?
Who are the key executives at Plug Power Inc?
Gary K Willis is the director of Plug Power Inc. Other key executives at Plug Power Inc include director & Chairman of the Board George C Mcnamee , GM & MATL Handling & Key Accts Jose Luis Crespo , and EVP & Global Manufacturing David Mindnich .
Plug Power Inc (PLUG) Insider Trades Summary
Over the past 18 months, Gary K Willis made no insider transaction in Plug Power Inc (PLUG). Other recent insider transactions involving Plug Power Inc (PLUG) include a net sale of 30,000 shares made by George C Mcnamee ,
In summary, during the past 3 months, insiders sold 0 shares of Plug Power Inc (PLUG) in total and bought 0 shares, with a net sale of 0 shares. During the past 18 months, 30,000 shares of Plug Power Inc (PLUG) were sold and 0 shares were bought by its insiders, resulting in a net sale of 30,000 shares.
Plug Power Inc (PLUG)'s detailed insider trading history can be found in Insider Trading Tracker table.
Plug Power Inc Insider Transactions
Gary K Willis Mailing Address
Above is the net worth, insider trading, and ownership report for Gary K Willis. Based on the public information released on the U.S. Securities and Exchange Commission (SEC) website, Gary K Willis's mailing address is: Old Lyme Ct 06371.