Terrestrial Energy Inc. (IMSR)
NASDAQ: IMSR · Real-Time Price · USD
9.31
-1.48 (-13.72%)
At close: Dec 5, 2025, 4:00 PM EST
9.38
+0.07 (0.75%)
After-hours: Dec 5, 2025, 7:58 PM EST
Company Description
Terrestrial Energy Inc. produces carbon free nuclear energy in North Carolina and internationally. The company was founded in 2013 and is headquartered in Charlotte, North Carolina.
Terrestrial Energy Inc.
| Country | United States |
| Founded | 2013 |
| Industry | Utilities - Regulated Electric |
| Sector | Utilities |
| CEO | Simon Irish |
Contact Details
Address: 2730 W. Tyvola Road, Suite 100 Charlotte, North Carolina 28217 United States | |
| Phone | 646 687 8212 |
| Website | terrestrialenergy.com |
Stock Details
| Ticker Symbol | IMSR |
| Exchange | NASDAQ |
| Fiscal Year | January - December |
| Reporting Currency | USD |
| CIK Code | 2027582 |
| CUSIP Number | 881454102 |
| ISIN Number | US8814541020 |
| Employer ID | 99-1587241 |
| SIC Code | 3443 |
Key Executives
| Name | Position |
|---|---|
| Simon Irish | Chief Executive Officer and Director |
| Brian Thrasher | Chief Financial Officer |
| William Smith | Chief Operating Officer |
| Dr. David LeBlanc Ph.D. | Chief Technology Officer and Director |
| Steven Millsap | Chief Compliance Officer, General Counsel and Secretary |
Latest SEC Filings
| Date | Type | Title |
|---|---|---|
| Nov 14, 2025 | 15-15D | Filing |
| Sep 26, 2025 | EFFECT | Notice of Effectiveness |
| Sep 26, 2025 | 424B3 | Prospectus |
| Sep 23, 2025 | S-4/A | Filing |
| Sep 16, 2025 | S-4/A | Filing |
| Sep 4, 2025 | S-4/A | Filing |
| Aug 15, 2025 | S-4/A | Filing |
| Jul 17, 2025 | S-4 | Filing |
| Jul 15, 2025 | D | Notice of Exempt Offering of Securities |
| May 30, 2025 | DRS | [Cover] Draft Registration Statement |