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James J. Barber Insider Profile

4 Followers
James J. Barber, Director at Gevo, holds 120.00K shares in Gevo (Ticker: GEVO), holds 55.79K shares in Graham (Ticker: GHM), holds 52.00 shares in Yield10 Bioscience (Ticker: YTENQ). Most recently, James J. Barber Bought ― shares of Gevo on Aug 24, 2026 for an estimated value of $77.00K.
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James J. Barber

James J. Barber
Gevo (GEVO)
Director

Ranked #44,230 out of 109,030 Corporate Insiders

Profitable Transactions

60%
3 out of 5 Profitable Transactions

Average Return

+2.30%
Average return per transaction
Time Frame
1 Year
Compare to
No Benchmark
How are Insiders Ranked?

Insider Holdings

$5M
96.30%
3.70%
0.00%
A breakdown of James J. Barber's holdings
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Insider Roles

Graham
(GHM)
Director
Gevo
(GEVO)
Director
Yield10 Bioscience
(YTENQ)
Former Director and Officer
Roles that James J. Barber holds in companies
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Most Profitable Insider Trade

Stock:
Graham
(GHM)
Rating:Informative Buy
Date:Feb 14, 2022 - Feb 14, 2023
Return:+39.90%
The most profitable trade made by James J. Barber
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James J. Barber's Trading History

Company Name
Last Transaction Date
Insider Position
Last Transaction
Last Transaction Amount
Holding Value
GEVO
Gevo
Aug 24, 2026
Director
Informative Buy
77.00K
$188.40K
GHM
Graham
Jun 03, 2026
Director
Uninformative Buy
207.55K
$4.90M
YTENQ
Yield10 Bioscience
―
Former Director and Officer
―
―
List of latest transactions for each holding click on a transaction to see James J. Barber's performance on stock
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James J. Barber insider profile FAQ

What is the percentage of profitable transactions made by James J. Barber?
The percentage of profitable transactions made by James J. Barber is 60%.
    What is the average return per transaction made by James J. Barber?
    The average return per transaction made by James J. Barber is 2.30%.
      What stocks does James J. Barber hold?
      James J. Barber holds: GEVO, GHM, YTENQ stocks.
        What was James J. Barber’s latest transaction?
        James J. Barber latest transaction was an Informative Buy of $77.00K.
          What was James J. Barber's most profitable transaction?
          James J. Barber’s most profitable transaction was an Informative Buy of GHM stock on February 14, 2022. The return on the trade was 39.90%.
            What is James J. Barber's role in Gevo?
            James J. Barber's role in Gevo is Director.
              How can I follow the stock ratings of top corporate insiders?
              Head over to our Expert Center to see a list of the Top 100 corporate insiders and follow the corporate insiders of your choice. Visit their profiles for more details about their stock transactions and see how they perform on a stock-by-stock basis.