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Mark Birri Insider Profile

4 Followers
Mark Birri, Corporate Development Officer at Genus plc, holds ― shares in Genus plc (Ticker: GB:GNS).
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Mark  Birri

Mark Birri
Genus plc (GNS)
Corporate Development Officer

Ranked #48,293 out of 109,106 Corporate Insiders

Profitable Transactions

75%
3 out of 4 Profitable Transactions

Average Return

+1.80%
Average return per transaction
Time Frame
1 Year
Compare to
No Benchmark

Insider Holdings

Mark Birri does not currently own shares as a corporate insider.
A breakdown of Mark Birri's holdings

Insider Roles

Genus plc
(GNS)
Corporate Development Officer
Roles that Mark Birri holds in companies

Most Profitable Insider Trade

Stock:
Genus plc
(GNS)
Rating:Informative Sell
Date:Sep 17, 2025 - Sep 17, 2026
Return:+7.10%
The most profitable trade made by Mark Birri

Mark Birri's Trading History

Company Name
Last Transaction Date
Insider Position
Last Transaction
Last Transaction Amount
Holding Value
Genus plc
Sep 16, 2026
Corporate Development Officer
Uninformative Sell
Success Rate for
GNS
3 out of 4 profitable transactions on
GNS
75%
Average Return for
GNS
Average return per transaction on
GNS
+1.80%
Date
Transaction
Amount
No. of Shares
Price per Share
Profit
Link to Report
Sep 24, 2025
Informative Buy
£16.45K
700
£2.35K
-6.90%
Sep 17, 2025
Uninformative Sell
£0.00
1,321
£0.00
Sep 17, 2025
Informative Sell
£15.96K
623
£2.56K
+7.10%
Sep 19, 2025
Informative Sell
£17.32K
700
£2.48K
+4.40%
Sep 16, 2026
Uninformative Sell
£0.00
3,972
£0.00
List of latest transactions for each holding click on a transaction to see Mark Birri's performance on stock

Mark Birri insider profile FAQ

What is the percentage of profitable transactions made by Mark Birri?
The percentage of profitable transactions made by Mark Birri is 75%.
    What is the average return per transaction made by Mark Birri?
    The average return per transaction made by Mark Birri is 1.80%.
      What stocks does Mark Birri hold?
      Mark Birri holds: GB:GNS stocks.
        What was Mark Birri’s latest transaction?
        Mark Birri latest transaction was an Uninformative Sell of ―.
          What was Mark Birri's most profitable transaction?
          Mark Birri’s most profitable transaction was an Informative Sell of GB:GNS stock on September 17, 2025. The return on the trade was 7.10%.
            What is Mark Birri's role in Genus plc?
            Mark Birri's role in Genus plc is Corporate Development Officer.
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