Matthews Shawn - Insider Non-Derivative Transactions at Terrestrial Energy Inc. /DE/ (IMSR) - (SEC)

Updated on March 12, 2026.

According to recent SEC insider information filed on Oct 28, 2025, Matthews Shawn's relationship to Terrestrial Energy Inc. /DE/ (IMSR) is Director, and currently has 5,675,000 shares of Common Stock, par value $0.0001 per share.

The chart below shows the number of shares owned, and the table shows the recent insider transactions.

You can see similar information for other IMSR insiders.

Related Topics: SEC Topic List.

Data Source: SEC.

Matthews Shawn - Insider Non-Derivative Transactions of IMSR Common Stock, par value $0.0001 per share

Matthews Shawn - Insider Non-Derivative Transactions at IMSR

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Date	Transaction	No. of Shares	Price Per Share	Shares Owned After Transactions
Oct 29, 2025	J -- (Common Stock, par value $0.0001 per share)	533514	0	533514
Oct 29, 2025	J -- (Common Stock, par value $0.0001 per share)	5675000	0	5675000