Insider · CIK 0002091865

Irish Simon

Reports to the SEC for 1 company · CHARLOTTE, NC

Transactions

Companies

Filings

CIK

0002091865

Forms 4 and 5

Insider transactions

2 trades

Date	Company	Role	Code	Shares	Price	Value	Shares after
2026-10-13	IMSRTerrestrial Energy Inc. /DE/P Purchase	Director, Chief Executive Officer	PPurchase	+16.9K sh	$3.01	+$50.8K	2,312,834
2025-10-28	IMSRTerrestrial Energy Inc. /DE/ · Restricted Stock UnitsA Award	Director, Chief Executive Officer	AAward	+166K sh	—	—	166,298

C/O TERRESTRIAL ENERGY INC. 2730 W. TYVOLA ROAD, SUITE 100

CHARLOTTE, NC, 28217