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John Frederick Ek Insider Profile
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John Frederick Ek, CFO at GenMark, holds 0.00 shares in Akoya Biosciences (Ticker: AKYA), holds 0.00 shares in GenMark (Ticker: GNMK).
Profitable Transactions
2 out of 15 Profitable Transactions
Average Return
-147.50%
Average return per transaction
Time Frame
Compare to
Insider Holdings
John Frederick Ek does not currently own shares as a corporate insider.
A breakdown of John Frederick Ek's holdings
Insider Roles
John Frederick Ek does not currently hold a role as a corporate insider.
Roles that John Frederick Ek holds in companies
Most Profitable Insider Trade
Stock:
GenMark
(GNMK)
(GNMK)
Rating:Informative Sell
Date:Feb 27, 2019 - Feb 27, 2020
Return:+54.50%
The most profitable trade made by John Frederick Ek
John Frederick Ek's Trading History
GenMark
Apr 22, 2021
―
Uninformative Sell
5.60M
$0.00
Akoya Biosciences
Jul 10, 2025
―
Uninformative Sell
―
$0.00
List of latest transactions for each holding click on a transaction to see John Frederick Ek's performance on stock
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John Frederick Ek insider profile FAQ
What is the percentage of profitable transactions made by John Frederick Ek?
The percentage of profitable transactions made by John Frederick Ek is 13%.
What is the average return per transaction made by John Frederick Ek?
The average return per transaction made by John Frederick Ek is -147.50%.
What stocks does John Frederick Ek hold?
John Frederick Ek holds: GNMK, AKYA stocks.
What was John Frederick Ek’s latest transaction?
John Frederick Ek latest transaction was an Uninformative Sell of ―.
What was John Frederick Ek's most profitable transaction?
John Frederick Ek’s most profitable transaction was an Informative Sell of GNMK stock on February 27, 2019. The return on the trade was 54.50%.
What is John Frederick Ek's role in GenMark?
John Frederick Ek's role in GenMark is CFO.
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