Terrestrial Energy Inc.: CEO Irish Simon bought 16,900 shares

What happened Irish Simon, CEO, bought 16,900 shares at $3.01 per share on Oct 13, 2026, for $50,818, according to the Form 4 filed on Oct 14, 2026. The filing lists the transaction as an open market or private purchase (code P).

Key details

• Transaction date and price: Oct 13, 2026; $3.01 per share; total $50,818.
• Transaction type: open market or private purchase (code P) as reported on the Form 4.
• Shares owned after the transaction: not stated in the filing.
• Footnotes or plans: none reported on the Form 4 beyond the purchase designation.
• Filing timeliness: Form 4 filed Oct 14, 2026 for the Oct 13, 2026 transaction; the filing does not indicate lateness.

Why it may matter

• This Form 4 reports a direct purchase by the CEO; it is not an options exercise, grant, or gift.
• A Form 4 filing does not show why the insider traded or why the company acted.