Terrestrial Energy is trading 11.78% up at $4.65 after announcing its role as advanced nuclear technology supplier for Ameresco’s power-plant project at the U.S. Army’s Aberdeen Proving Ground in Maryland.
- The project followed a competitive Army selection process, providing a clear company-specific catalyst.
- No contract value, payment terms, capacity, or timeline were disclosed; confidence is medium.
- Major U.S. indexes gained more than 0.5% on September 21, 2026; the project appears the primary driver.