Matthews Shawn bought IMSR
October 28, 2025 · Form 4 insider transaction
Matthews Shawn bought 533,514 shares of Terrestrial Energy Inc., a transaction worth N/A. The trade was recorded as j and disclosed on an SEC Form 4, filed 2 days after the transaction.
Direction
Acquired (buy-side)
Shares
533,514
Price
N/A
Total value
N/A
InsiderMatthews Shawn
Role—
SecurityCommon Stock, par value $0.0001 per share
Transaction codeJ: J
Transaction dateOctober 28, 2025
Filing dateOctober 30, 2025
Shares owned after533,514
OwnershipDirect
10b5-1 planNo
AmendedNo
Footnotes
Upon closing of the Business Combination, between Terrestrial Energy Inc., a Delaware corporation formerly known as HCM II Acquisition Corp. ("New Terrestrial"), and Terrestrial Energy Development Inc., a Delaware corporation formerly known as Terrestrial Energy Inc. ("Legacy Terrestrial"), the reporting person acquired these securities in exchange for the reporting person's securities in Legacy Terrestrial pursuant to the terms and conditions of the BCA.