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Douglas Glenn Manner Insider Profile

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Douglas Glenn Manner, Director at Sintana Energy, holds 4.60M shares in Sintana Energy (Ticker: TSE:SEI), holds 132.92K shares in Cona Resources Ltd (Ticker: TSE:CONA). Most recently, Douglas Glenn Manner Sold ― shares of Sintana Energy on Sep 12, 2026 for an estimated value of C$224.76K.
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Douglas Glenn Manner

Douglas Glenn Manner
Sintana Energy (SEI)
Director

Ranked #17,288 out of 109,030 Corporate Insiders

Profitable Transactions

80%
8 out of 10 Profitable Transactions

Average Return

+10.30%
Average return per transaction
Time Frame
1 Year
Compare to
No Benchmark
How are Insiders Ranked?

Insider Holdings

C$2M
100.00%
A breakdown of Douglas Glenn Manner's holdings
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Insider Roles

Sintana Energy
(SEI)
Director
Roles that Douglas Glenn Manner holds in companies
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Most Profitable Insider Trade

Stock:
Sintana Energy
(SEI)
Rating:Informative Sell
Date:May 25, 2024 - May 25, 2025
Return:+63.30%
The most profitable trade made by Douglas Glenn Manner
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Douglas Glenn Manner's Trading History

Company Name
Last Transaction Date
Insider Position
Last Transaction
Last Transaction Amount
Holding Value
SEI
Sintana Energy
Sep 12, 2026
Director
Informative Sell
224.76K
C$1.77M
CONA
Cona Resources Ltd
May 19, 2017
―
Uninformative Sell
171.51K
C$409.39K
List of latest transactions for each holding click on a transaction to see Douglas Glenn Manner's performance on stock
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Douglas Glenn Manner insider profile FAQ

What is the percentage of profitable transactions made by Douglas Glenn Manner?
The percentage of profitable transactions made by Douglas Glenn Manner is 80%.
    What is the average return per transaction made by Douglas Glenn Manner?
    The average return per transaction made by Douglas Glenn Manner is 10.30%.
      What stocks does Douglas Glenn Manner hold?
      Douglas Glenn Manner holds: TSE:SEI, TSE:CONA stocks.
        What was Douglas Glenn Manner’s latest transaction?
        Douglas Glenn Manner latest transaction was an Informative Sell of C$224.76K.
          What was Douglas Glenn Manner's most profitable transaction?
          Douglas Glenn Manner’s most profitable transaction was an Informative Sell of TSE:SEI stock on May 25, 2024. The return on the trade was 63.30%.
            What is Douglas Glenn Manner's role in Sintana Energy?
            Douglas Glenn Manner's role in Sintana Energy is Director.
              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.