Terrestrial Energy Amends 10-Q, Corrects Share Count and Shell Status

TL;DR

**Terrestrial Energy's 10-Q/A is a minor housekeeping fix, but it's a bullish signal that they're cleaning up their books post-merger and are no longer a shell company.**

AI Summary

Terrestrial Energy Inc. filed an Amendment No. 1 on Form 10-Q/A on November 21, 2025, solely to correct two specific errors on its original Form 10-Q for the period ended September 30, 2025. The first correction addresses the number of common stock shares outstanding, which was updated to 81,771,423 shares as of November 14, 2025, in addition to 24,011,029 shares issuable upon exchange of subsidiary shares. The second correction rectifies erroneous cover page check boxes that incorrectly indicated the registrant was a shell company and had not filed all required reports during the preceding 12 months. Terrestrial Energy Inc. ceased being a shell company upon the completion of the Merger, as reported in its Form 8-K filed on November 3, 2025. No other changes were made to the original filing, and new certifications from CEO Simon Irish and CFO Brian Thrasher pursuant to Section 302 of Sarbanes-Oxley Act of 2002 were included.

Why It Matters

This amendment provides crucial clarity on Terrestrial Energy's true share count and its operational status, directly impacting investor valuation models and market perception. Correcting the shell company status confirms the company's transition post-merger, signaling a more stable operational phase to investors. For employees and customers, this formalizes the company's active status, potentially bolstering confidence in its long-term viability and competitive position in the energy sector. Accurate reporting is fundamental for market integrity and ensures that all stakeholders have reliable information for decision-making, especially in a competitive and capital-intensive industry like advanced nuclear energy.

Risk Assessment

Risk Level: low — The risk level is low because this 10-Q/A filing is solely for correcting administrative errors on the cover page of the original 10-Q, specifically the common stock outstanding count and the shell company status. No financial statements or operational details were altered, indicating no new material risks or changes to the company's financial health or business operations.

Analyst Insight

Investors should view this as a positive, albeit minor, administrative update. It confirms Terrestrial Energy's active operational status post-merger and provides accurate share count data, which is essential for valuation. No immediate trading action is warranted based solely on this amendment, but it reinforces the company's commitment to accurate regulatory compliance.

Financial Highlights

debt To Equity

N/A

revenue

$0

operating Margin

N/A

total Assets

$0

total Debt

$0

net Income

$0

eps

$0

gross Margin

N/A

cash Position

$0

revenue Growth

N/A

Key Numbers

• 81,771,423 — Common Stock Shares Outstanding (As of November 14, 2025, corrected in the 10-Q/A)
• 24,011,029 — Shares Issuable from Subsidiary Exchange (As of November 14, 2025, convertible into common stock)
• $0.0001 — Par Value per Share (Par value of Terrestrial Energy's common stock)
• $11.50 — Warrant Exercise Price (Price to exercise each IMSRW warrant for one common stock)
• 2025-11-21 — 10-Q/A Filing Date (Date the Amendment No. 1 was filed)
• 2025-09-30 — Quarter End Date (Period covered by the original 10-Q and this amendment)
• 2025-11-03 — Merger Completion Date (Date Terrestrial Energy ceased being a shell company, reported in Form 8-K)

Key Players & Entities

• Terrestrial Energy Inc. (company) — Registrant filing the 10-Q/A
• Simon Irish (person) — Chief Executive Officer of Terrestrial Energy Inc.
• Brian Thrasher (person) — Chief Financial Officer of Terrestrial Energy Inc.
• SEC (regulator) — Securities and Exchange Commission
• Nasdaq Stock Market LLC (company) — Exchange where IMSR and IMSRW are registered
• Sarbanes-Oxley Act of 2002 (regulator) — Act requiring certifications from officers
• HCM II ACQUISITION CORP. (company) — Former name of Terrestrial Energy Inc.

FAQ

Risk Factors

• Shell Company Status Correction [low — regulatory]: The company filed an amendment to correct erroneous cover page check boxes that incorrectly stated it was a shell company and had not filed all required reports. This correction clarifies that Terrestrial Energy Inc. ceased being a shell company upon the completion of its Merger on November 3, 2025.
• Reporting Compliance [low — regulatory]: The amendment corrects an indication that the company had not filed all required reports in the preceding 12 months. This highlights the importance of accurate reporting and compliance with SEC regulations.

Industry Context

Terrestrial Energy Inc. is operating in the advanced nuclear energy sector, focusing on developing small modular reactors (SMRs). The industry is characterized by long development cycles, significant capital requirements, and evolving regulatory frameworks. Companies in this space are competing to secure funding, advance technology, and gain regulatory approvals for their reactor designs.

Regulatory Implications

The amendment highlights the critical importance of accurate SEC filings and compliance. Misrepresenting a company's status (e.g., as a shell company) or reporting errors can lead to scrutiny and potential penalties. Terrestrial Energy's correction demonstrates a commitment to rectifying these issues promptly.

What Investors Should Do

1. Review the 10-Q/A filing for accurate share count data.
2. Note the confirmation of non-shell company status post-merger.
3. Acknowledge the inclusion of SOX Section 302 certifications.

Key Dates

• 2025-11-21: Filing of Amendment No. 1 on Form 10-Q/A — Corrected errors in the original 10-Q filing regarding share count and shell company status, providing updated and accurate information to investors.
• 2025-11-14: As of date for share count — The corrected number of outstanding common shares (81,771,423) and shares issuable upon subsidiary exchange (24,011,029) were reported as of this date.
• 2025-11-03: Merger Completion Date — Terrestrial Energy Inc. officially ceased to be a shell company, a fact that was previously misstated on the original 10-Q cover page.
• 2025-09-30: Quarter End Date — The financial period for which the original 10-Q was filed and subsequently amended.

Glossary

Form 10-Q/A

An amended quarterly report filed with the SEC to correct errors or omissions in a previously filed Form 10-Q. (This filing is an amendment to correct specific errors in the original 10-Q.)

Shell Company

A company that has few or no assets, limited operations, and is often used as a vehicle for mergers, acquisitions, or to bypass SEC reporting requirements. (The amendment corrects the erroneous indication that Terrestrial Energy was a shell company.)

Sarbanes-Oxley Act of 2002 (SOX)

A federal law that mandates certain practices in financial record keeping and reporting for public companies. (New Section 302 certifications from the CEO and CFO were included as required by SOX.)

Merger

The combination of two or more companies into a single entity. (The completion of a merger marked the point at which Terrestrial Energy ceased being a shell company.)

Common Stock

A class of stock that typically carries voting rights and represents ownership in a corporation. (The amendment corrected the number of outstanding common shares and shares issuable upon exchange.)

Par Value

A nominal value assigned to a share of stock by the issuing company, often very low and not indicative of market value. (The par value of Terrestrial Energy's common stock is stated as $0.0001.)

Warrants

Securities that grant the holder the right, but not the obligation, to purchase a company's stock at a specified price (exercise price) before a certain expiration date. (The company has redeemable warrants (IMSRW) exercisable at $11.50 per share.)

Year-Over-Year Comparison

This filing is an amendment to the original Form 10-Q for the period ended September 30, 2025, and does not contain new financial statements or comparative data against the prior year. The primary purpose was to correct specific errors, including the number of outstanding shares and the company's classification as a shell company. No other changes were made to the original filing.

Key Financial Figures

• $0.0001 — ch registered Common Stock, par value $0.0001 per share IMSR The Nasdaq Stock Mar
• $11.50 — able for one Common Stock at a price of $11.50 per share IMSRW The Nasdaq Stock Ma

Filing Documents

• tm2531886d1_10-qa.htm (10-Q/A) — 39KB
• tm2531886d1_ex31-1.htm (EX-31.1) — 4KB
• tm2531886d1_ex31-2.htm (EX-31.2) — 5KB
• 0001104659-25-114702.txt ( ) — 277KB
• imsr-20250930.xsd (EX-101.SCH) — 3KB
• imsr-20250930_def.xml (EX-101.DEF) — 26KB
• imsr-20250930_lab.xml (EX-101.LAB) — 36KB
• imsr-20250930_pre.xml (EX-101.PRE) — 25KB
• tm2531886d1_10-qa_htm.xml (XML) — 7KB

- SIGNATURES

PART III - SIGNATURES Pursuant to the requirements of the Securities Exchange Act of 1934, as amended, the Registrant has duly caused this Amendment No. 1 to be signed on its behalf by the undersigned, thereunto duly authorized. TERRESTRIAL ENERGY INC. f/k/a HCM II ACQUISITION CORP. Date: November 20, 2025 By: /s/ Simon Irish Simon Irish Chief Executive Officer (Principal Executive Officer) Date: November 20, 2025 By: /s/ Brian Thrasher Brian Thrasher Chief Financial Officer (Principal Financial Officer)

View Full Filing

View this 10-Q/A filing on SEC EDGAR