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Insider Trading & Ownership of John Hugh MacDiarmid

Location
Charlotte, NC
Summary
The estimated net worth of John Hugh MacDiarmid is at least $495,569 dollars as of 22 Dec 2025. John Hugh MacDiarmid is the Director of Terrestrial Energy Inc. /DE/ and owns shares of Terrestrial Energy Inc. /DE/ (IMSR) stock worth about $495.6K.
Signature
/s/ Steven M. Millsap, Attorney-in-Fact
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Ownership of John Hugh MacDiarmid

Symbol Company Relationship Holdings Value Past Year Net Change Change % Report Period
IMSR, IMSRW Terrestrial Energy Inc. /DE/ Director $495,569 18 Dec 2025

Insider Transactions Reported by John Hugh MacDiarmid:

Sym Company Class Transaction % Value $ * Price $ Shares Shares After Date Ownership
* An asterisk sign (*) next to the price indicates that the price is likely invalid.