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Lyle Clarence Whitmarsh Insider Profile
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Lyle Clarence Whitmarsh, Former at Trinidad Drilling, holds 7.53M shares in Stampede Drilling Inc (Ticker: TSE:SDI), holds 143.70K shares in Trinidad Drilling (Ticker: TDGCF). Most recently, Lyle Clarence Whitmarsh Bought ― shares of Stampede Drilling Inc on Dec 09, 2025 for an estimated value of C$13.00K.
Lyle Clarence Whitmarsh Trinidad Drilling (TDGCF)Former
Trinidad Drilling (TDGCF)
Former
Ranked #13,871 out of 105,219 Corporate Insiders
Profitable Transactions
5 out of 18 Profitable Transactions
Average Return
+10.00%
Average return per transaction
Time Frame
Compare to
Insider Holdings
100.00%
A breakdown of Lyle Clarence Whitmarsh's holdings
Insider Roles
Chairman, President & Chief Executive Officer
Roles that Lyle Clarence Whitmarsh holds in companies
Most Profitable Insider Trade
Stock:
Rating:Informative Buy
Date:Sep 22, 2020 - Sep 22, 2021
Return:+158.80%
The most profitable trade made by Lyle Clarence Whitmarsh
Lyle Clarence Whitmarsh's Trading History
Trinidad Drilling
Aug 28, 2015
―
Informative Buy
―
$183.94K
Stampede Drilling Inc
Dec 09, 2025
Chairman, President & Chief Executive Officer
Informative Buy
13.00K
C$1.02M
List of latest transactions for each holding click on a transaction to see Lyle Clarence Whitmarsh's performance on stock
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Lyle Clarence Whitmarsh insider profile FAQ
What is the percentage of profitable transactions made by Lyle Clarence Whitmarsh?
The percentage of profitable transactions made by Lyle Clarence Whitmarsh is 28%.
What is the average return per transaction made by Lyle Clarence Whitmarsh?
The average return per transaction made by Lyle Clarence Whitmarsh is 10.00%.
What stocks does Lyle Clarence Whitmarsh hold?
Lyle Clarence Whitmarsh holds: TDGCF, TSE:SDI stocks.
What was Lyle Clarence Whitmarsh’s latest transaction?
Lyle Clarence Whitmarsh latest transaction was an Informative Buy of C$13.00K.
What was Lyle Clarence Whitmarsh's most profitable transaction?
Lyle Clarence Whitmarsh’s most profitable transaction was an Informative Buy of TSE:SDI stock on September 22, 2020. The return on the trade was 158.80%.
What is Lyle Clarence Whitmarsh's role in Trinidad Drilling?
Lyle Clarence Whitmarsh's role in Trinidad Drilling is Former.
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