John Ioannis Karagiannidis Insider Profile
4 Followers
John Ioannis Karagiannidis, President & Chief Executive Officer at Quebec Silica Resources Corp., holds 11.24M shares in Quebec Silica Resources Corp. (Ticker: TSE:QIMC), holds 5.20M shares in DiagnaMed Holdings Corp. (Ticker: TSE:DMED), holds 4.10M shares in Lophos Holdings, Inc. (Ticker: TSE:MESC).
John Ioannis Karagiannidis Quebec Silica Resources Corp. (QIMC)President & Chief Executive Officer
Quebec Silica Resources Corp. (QIMC)
President & Chief Executive Officer
Ranked #153 out of 109,193 Corporate Insiders
Profitable Transactions
11 out of 16 Profitable Transactions
Average Return
+111.90%
Average return per transaction
Time Frame
Compare to
Insider Holdings
Insider Roles
Roles that John Ioannis Karagiannidis holds in companies
Most Profitable Insider Trade
Stock:
Rating:Informative Buy
Date:May 02, 2025 - May 02, 2026
Return:+421.40%
The most profitable trade made by John Ioannis Karagiannidis
John Ioannis Karagiannidis's Trading History
Quebec Silica Resources Corp.
Sep 16, 2026
President & Chief Executive Officer
Uninformative Sell
375.00K
C$5.73M
DiagnaMed Holdings Corp.
Jul 25, 2026
President & Chief Executive Officer
Informative Buy
25.00K
C$234.00K
Lophos Holdings, Inc.
―
Director
―
C$41.00K
List of latest transactions for each holding click on a transaction to see John Ioannis Karagiannidis's performance on stock
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John Ioannis Karagiannidis insider profile FAQ
What is the percentage of profitable transactions made by John Ioannis Karagiannidis?
The percentage of profitable transactions made by John Ioannis Karagiannidis is 69%.
What is the average return per transaction made by John Ioannis Karagiannidis?
The average return per transaction made by John Ioannis Karagiannidis is 111.90%.
What stocks does John Ioannis Karagiannidis hold?
John Ioannis Karagiannidis holds: TSE:QIMC, TSE:DMED, TSE:MESC stocks.
What was John Ioannis Karagiannidis’s latest transaction?
John Ioannis Karagiannidis latest transaction was an Uninformative Sell of C$375.00K.
What was John Ioannis Karagiannidis's most profitable transaction?
John Ioannis Karagiannidis’s most profitable transaction was an Informative Buy of TSE:QIMC stock on May 2, 2025. The return on the trade was 421.40%.
What is John Ioannis Karagiannidis's role in Quebec Silica Resources Corp.?
John Ioannis Karagiannidis's role in Quebec Silica Resources Corp. is President & Chief Executive Officer.
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