Latest Period
Q4 2025
Security Snapshot
Terrestrial Energy Inc. /DE/ - Class A Ordinary Shares, par value $0.0001 per share (the "Shares") (HOND) Institutional Ownership
CUSIP: G43658106
13F Institutional Holders and Ownership History from Q4 2024 to Q4 2025
Institutions Reporting
0
Shares (Excl. Options)
0
Price
$18.04
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- Type / Class
- Equity / Class A Ordinary Shares, par value $0.0001 per share (the "Shares")
- Symbol
- HOND
- Shares outstanding
- 22,845,241
- Price per share
- $18.04
- All holders as of 31 Dec 2025
- Q4 2025
- Total 13F shares
- 0
- Total reported value
- $0
- Share change
- -9,893,089
- Value change
- -$162,343,223
- Number of holders
- 0
Reported Shares, Excluding Options vs Price
Reported Value, Excluding Options
Total Investors
Quick Takeaways
- HOND - Terrestrial Energy Inc. /DE/ - Class A Ordinary Shares, par value $0.0001 per share (the "Shares") is tracked under CUSIP G43658106.
- 0 institutions reported positions in Q4 2025.
- 10 significant owners is listed from Schedule 13D/13G reporting.
What Changed
- Holder count moved from 66 to 0 between Q3 2025 and Q4 2025.
- Reported value moved from $162,507,323 to $0.
Why This Matters
- You can quickly see who holds this security, then open quarter and manager detail pages for full evidence.
- 13F and Schedule 13D/13G sections are kept together so you can cross-check institutional and beneficial ownership context.
Source Evidence
Source: SEC Form 13F
Open SEC Evidence
Latest holder context comes from 0 institutions filings for Q4 2025.
Investment Quick Answers
What is CUSIP G43658106?
CUSIP G43658106 identifies HOND - Terrestrial Energy Inc. /DE/ - Class A Ordinary Shares, par value $0.0001 per share (the "Shares") in SEC 13F datasets.
Where can I see the latest institutional holders?
Review the Q4 2025 holders report and the ownership history table below.
Next ownership checks
Use the next link that matches the question you still need to answer about this security.
- Latest 13F filings when you want to inspect fresh institutional portfolio moves.
- Latest Schedule 13D/13G reports when you need large-owner changes outside the 13F cycle.
- All institutional ownership pages to compare this security with other holder-history pages.
Recent Quarterly Holder Reports
Open recent reporting periods for CUSIP G43658106:
Significant Owners of Terrestrial Energy Inc. /DE/ - Class A Ordinary Shares, par value $0.0001 per share (the "Shares") (HOND) based on Schedule 13D/G filings
| Filer | Ownership | Change % | Holdings Value | Net Change | Nb Shares | Change % | Reporting Name | Report Period |
|---|---|---|---|---|---|---|---|---|
| Linden Capital L.P. | 8.7% | $21,640,000 | 2,000,000 | Linden Advisors LP | 26 Mar 2025 | |||
| BARCLAYS PLC | 6.2% | 0% | $15,368,295 | 1,420,360 | 0% | Barclays PLC | 31 Dec 2024 | |
| Magnetar Financial LLC | 6.1% | $15,508,543 | 1,397,166 | MAGNETAR FINANCIAL LLC | 30 Jun 2025 | |||
| CITADEL ADVISORS LLC | 5.4% | $14,310,259 | 1,233,643 | Kenneth Griffin | 23 Sep 2025 | |||
| First Trust Capital Management L.P. | 4.7% | -37% | $11,889,476 | -$7,523,891 | 1,071,124 | -39% | First Trust Capital Management L.P. | 30 Jun 2025 |
| PICTON MAHONEY ASSET MANAGEMENT | 4.1% | -50% | $10,457,099 | -$11,520,901 | 942,081 | -52% | Picton Mahoney Asset Management | 30 Jun 2025 |
| LMR Partners LLP | 4.1% | $10,448,286 | 941,287 | LMR Partners LLP | 30 Jun 2025 | |||
| MERUS GLOBAL INVESTMENTS, LLC | 3.8% | -43% | $9,613,244 | -$6,816,621 | 866,058 | -41% | Merus Global Investments, LLC | 30 Jun 2025 |
| GOLDMAN SACHS GROUP INC | 3.2% | -40% | $8,076,557 | -$4,754,817 | 746,447 | -37% | THE GOLDMAN SACHS GROUP, INC. | 31 Mar 2025 |
| AQR CAPITAL MANAGEMENT LLC | 0.01% | -93% | $16,084 | -$14,288,198 | 1,449 | -100% | AQR Capital Management, LLC | 30 Jun 2025 |
As of 31 Dec 2025, 0 institutional investors reported holding 0 shares of Terrestrial Energy Inc. /DE/ - Class A Ordinary Shares, par value $0.0001 per share (the "Shares") (HOND). This represents 0% of the company’s total 22,845,241 outstanding shares.
Institutional Holders of Terrestrial Energy Inc. /DE/ - Class A Ordinary Shares, par value $0.0001 per share (the "Shares") (HOND) across Reporting Periods
| Period | Reported Shares, Excl. Options | Value, Excl. Options | Value Change | Price (Median) | Investors |
|---|---|---|---|---|---|
| 2025 Q4 | 0 | $0 | -$162,343,223 | $18.04 | 0 |
| 2025 Q3 | 9,903,089 | $162,507,323 | -$108,702,030 | $16.41 | 66 |
| 2025 Q2 | 18,846,357 | $210,170,197 | -$11,832,062 | $11.10 | 66 |
| 2025 Q1 | 20,242,674 | $213,416,329 | +$44,109,596 | $10.52 | 45 |
| 2024 Q4 | 16,153,628 | $161,851,362 | +$159,600,690 | $10.02 | 34 |