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Andrew Merriman Insider Profile

4 Followers
Andrew Merriman, COO at Castellum, holds 537.33K shares in Castellum (Ticker: CTM).
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Andrew Merriman

Andrew Merriman
Castellum (CTM)
COO

Ranked #54,290 out of 107,049 Corporate Insiders

Profitable Transactions

50%
1 out of 2 Profitable Transactions

Average Return

-0.70%
Average return per transaction
Time Frame
1 Year
Compare to
No Benchmark
How are Insiders Ranked?

Insider Holdings

$357K
100.00%
A breakdown of Andrew Merriman's holdings
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Insider Roles

Castellum
(CTM)
COO
Roles that Andrew Merriman holds in companies
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Most Profitable Insider Trade

Stock:
Castellum
(CTM)
Rating:Informative Buy
Date:Mar 27, 2026 - Today
Return:+11.20%
The most profitable trade made by Andrew Merriman
See the Latest Stocks Traded by Insiders

Andrew Merriman's Trading History

Company Name
Last Transaction Date
Insider Position
Last Transaction
Last Transaction Amount
Holding Value
CTM
Castellum
Mar 31, 2026
COO
Uninformative Buy
598.05
$356.79K
Success Rate for
CTM
1 out of 2 profitable transactions on
CTM
50%
Average Return for
CTM
Average return per transaction on
CTM
-0.70%
Date
Transaction
Amount
No. of Shares
Price per Share
Profit
Link to Report
Mar 18, 2026
Informative Buy
$2.37K
3,000
$0.79
-12.60%
Mar 27, 2026
Informative Buy
$1.28K
2,000
$0.64
+11.20%
Mar 31, 2026
Uninformative Buy
$598.05
1,329
$0.45
―
List of latest transactions for each holding click on a transaction to see Andrew Merriman's performance on stock
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Andrew Merriman insider profile FAQ

What is the percentage of profitable transactions made by Andrew Merriman?
The percentage of profitable transactions made by Andrew Merriman is 50%.
    What is the average return per transaction made by Andrew Merriman?
    The average return per transaction made by Andrew Merriman is -0.70%.
      What stocks does Andrew Merriman hold?
      Andrew Merriman holds: CTM stocks.
        What was Andrew Merriman’s latest transaction?
        Andrew Merriman latest transaction was an Uninformative Buy of $598.05.
          What was Andrew Merriman's most profitable transaction?
          Andrew Merriman’s most profitable transaction was an Informative Buy of CTM stock on March 27, 2026. The return on the trade was 11.20%.
            What is Andrew Merriman's role in Castellum?
            Andrew Merriman's role in Castellum is COO.
              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.