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Jack Mallers Insider Profile

4 Followers
Jack Mallers, CEO, Director at Twenty One Capital, holds 1.51M shares in Twenty One Capital (Ticker: XXI).
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Jack Mallers

Jack Mallers
Twenty One Capital (XXI)
CEO, Director

Not Ranked
Jack Mallers has not reported sufficient informative transactions and therefore cannot be ranked.
Time Frame
1 Year
Compare to
No Benchmark
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Insider Holdings

$11M
100.00%
A breakdown of Jack Mallers's holdings
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Insider Roles

Twenty One Capital
(XXI)
CEO, Director
Roles that Jack Mallers holds in companies
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Most Profitable Insider Trade

Currently, no data available
The most profitable trade made by Jack Mallers
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Jack Mallers's Trading History

Company Name
Last Transaction Date
Insider Position
Last Transaction
Last Transaction Amount
Holding Value
XXI
Twenty One Capital
Apr 13, 2026
CEO, Director
Uninformative Buy
236.24K
$10.56M
Jack Mallers has not reported any informative transactions for XXI, therefore, performance cannot be measured.
Date
Transaction
Amount
No. of Shares
Price per Share
Profit
Link to Report
Apr 13, 2026
Uninformative Buy
$236.24K
1,643,445
$0.14
―
Apr 13, 2026
Uninformative Sell
$865.14K
130,292
$6.64
―
List of latest transactions for each holding click on a transaction to see Jack Mallers's performance on stock
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Jack Mallers insider profile FAQ

What is the percentage of profitable transactions made by Jack Mallers?
The percentage of profitable transactions made by Jack Mallers is ―.
    What is the average return per transaction made by Jack Mallers?
    The average return per transaction made by Jack Mallers is ―.
      What stocks does Jack Mallers hold?
      Jack Mallers holds: XXI stocks.
        What was Jack Mallers’s latest transaction?
        Jack Mallers latest transaction was an Uninformative Buy of $236.24K.
          What was Jack Mallers's most profitable transaction?
          Jack Mallers’s most profitable transaction was an Uninformative Buy of stock on ―. The return on the trade was ―.
            What is Jack Mallers's role in Twenty One Capital?
            Jack Mallers's role in Twenty One Capital is CEO, Director.
              How can I follow the stock ratings of top corporate insiders?
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