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Baroness Kate Rock Insider Profile

4 Followers
Baroness Kate Rock, Director at Costain, holds 125.00K shares in Costain (Ticker: GB:COST). Most recently, Baroness Kate Rock Bought 15,000 shares of Costain on Aug 28, 2025 for an estimated value of 19.75K .
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Baroness Kate  Rock

Baroness Kate Rock
Costain (COST)
Director

Ranked #9,670 out of 106,487 Corporate Insiders

Profitable Transactions

100%
4 out of 4 Profitable Transactions

Average Return

+60.50%
Average return per transaction
Time Frame
1 Year
Compare to
No Benchmark

Insider Holdings

£229K
100.00%
A breakdown of Baroness Kate Rock's holdings

Insider Roles

Costain
(COST)
Director
Roles that Baroness Kate Rock holds in companies

Most Profitable Insider Trade

Stock:
Costain
(COST)
Rating:Informative Buy
Date:Sep 06, 2023 - Sep 06, 2024
Return:+77.80%
The most profitable trade made by Baroness Kate Rock

Baroness Kate Rock's Trading History

Company Name
Last Transaction Date
Insider Position
Last Transaction
Last Transaction Amount
Holding Value
Costain
Aug 28, 2025
Director
Informative Buy
19.75K
£228.50K
Success Rate for
COST
4 out of 4 profitable transactions on
COST
100%
Average Return for
COST
Average return per transaction on
COST
+60.58%
Date
Transaction
Amount
No. of Shares
Price per Share
Profit
Link to Report
Dec 21, 2022
Informative Buy
£19.25K
50,000
£38.00
+67.30%
Sep 06, 2023
Informative Buy
£29.60K
50,000
£59.00
+77.80%
Aug 22, 2025
Informative Buy
£13.75K
10,000
£138.00
+50.40%
Aug 28, 2025
Informative Buy
£19.75K
15,000
£132.00
+46.80%
List of latest transactions for each holding click on a transaction to see Baroness Kate Rock's performance on stock

Baroness Kate Rock insider profile FAQ

What is the percentage of profitable transactions made by Baroness Kate Rock?
The percentage of profitable transactions made by Baroness Kate Rock is 100%.
    What is the average return per transaction made by Baroness Kate Rock?
    The average return per transaction made by Baroness Kate Rock is 60.50%.
      What stocks does Baroness Kate Rock hold?
      Baroness Kate Rock holds: GB:COST stocks.
        What was Baroness Kate Rock’s latest transaction?
        Baroness Kate Rock latest transaction was an Informative Buy of 19.75K .
          What was Baroness Kate Rock's most profitable transaction?
          Baroness Kate Rock’s most profitable transaction was an Informative Buy of GB:COST stock on September 6, 2023. The return on the trade was 77.80%.
            What is Baroness Kate Rock's role in Costain?
            Baroness Kate Rock's role in Costain is Director.
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