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Mark Barnaba Insider Profile

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Mark Barnaba, Director at Fortescue Metals Group Ltd, holds 500.00K shares in Greatland Resources (Ticker: GB:GGP), holds 47.86K shares in Fortescue Metals Group Ltd (Ticker: FSUMF). Most recently, Mark Barnaba Sold ― shares of Greatland Resources on May 29, 2026 for an estimated value of 13.21M .
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Mark Barnaba

Mark Barnaba
Fortescue Metals Group Ltd (FSUMF)
Director

Ranked #1,763 out of 107,785 Corporate Insiders

Profitable Transactions

89%
8 out of 9 Profitable Transactions

Average Return

+71.90%
Average return per transaction
Time Frame
1 Year
Compare to
No Benchmark
How are Insiders Ranked?

Insider Holdings

$5M
82.35%
17.65%
A breakdown of Mark Barnaba's holdings
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Insider Roles

Greatland Resources
(GGP)
Director
Fortescue Metals Group Ltd
(FSUMF)
Director
Roles that Mark Barnaba holds in companies
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Most Profitable Insider Trade

Stock:
Greatland Resources
(GGP)
Rating:Informative Buy
Date:Sep 11, 2024 - Sep 11, 2025
Return:+199.00%
The most profitable trade made by Mark Barnaba
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Mark Barnaba's Trading History

Company Name
Last Transaction Date
Insider Position
Last Transaction
Last Transaction Amount
Holding Value
FSUMF
Fortescue Metals Group Ltd
Apr 01, 2026
Director
Uninformative Buy
28.38K
$717.91K
GGP
Greatland Resources
May 29, 2026
Director
Informative Sell
13.21M
£3.35M
List of latest transactions for each holding click on a transaction to see Mark Barnaba's performance on stock
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Mark Barnaba insider profile FAQ

What is the percentage of profitable transactions made by Mark Barnaba?
The percentage of profitable transactions made by Mark Barnaba is 89%.
    What is the average return per transaction made by Mark Barnaba?
    The average return per transaction made by Mark Barnaba is 71.90%.
      What stocks does Mark Barnaba hold?
      Mark Barnaba holds: FSUMF, GB:GGP stocks.
        What was Mark Barnaba’s latest transaction?
        Mark Barnaba latest transaction was an Informative Sell of 13.21M .
          What was Mark Barnaba's most profitable transaction?
          Mark Barnaba’s most profitable transaction was an Informative Buy of GB:GGP stock on September 11, 2024. The return on the trade was 199.00%.
            What is Mark Barnaba's role in Fortescue Metals Group Ltd?
            Mark Barnaba's role in Fortescue Metals Group Ltd 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.