Who Owns TERRESTRIAL ENERGY INC (IMSR)? -- Institutional Holders (2026-06-30)
123 institutions reported holding $175.4M of TERRESTRIAL ENERGY INC (IMSR) in SEC 13F filings for 2026-06-30. Largest institutional holders: VANGUARD GROUP INC ($27.1M), EXCHANGE TRADED CONCEPTS, LLC ($15.3M), UBS Group AG ($12.5M), SUSQUEHANNA INTERNATIONAL GROUP, LLP ($12.2M), HRT FINANCIAL LP ($8.0M). Source: SEC Form 13F.
| Rank | Institution | Value | Shares | Change |
|---|
| 1 | VANGUARD GROUP INC | $27.1M | 3.8M | Added |
| 2 | EXCHANGE TRADED CONCEPTS, LLC | $15.3M | 2.2M | Added |
| 3 | UBS Group AG | $12.5M | 1.8M | Added |
| 4 | SUSQUEHANNA INTERNATIONAL GROUP, LLP | $12.2M | 1.7M | Added |
| 5 | HRT FINANCIAL LP | $8.0M | 1.1M | New |
| 6 | BlackRock, Inc. | $7.6M | 1.1M | Trimmed |
| 7 | JPMORGAN CHASE & CO | $6.8M | 966,797 | Trimmed |
| 8 | CITADEL ADVISORS LLC | $5.7M | 805,961 | Trimmed |
| 9 | JANE STREET GROUP, LLC | $5.1M | 716,019 | Added |
| 10 | GEODE CAPITAL MANAGEMENT, LLC | $4.9M | 693,934 | Added |
| 11 | LMR Partners LLP | $4.9M | 690,702 | Hold |
| 12 | D. E. Shaw & Co., Inc. | $4.7M | 667,968 | Trimmed |
| 13 | Hudson Bay Capital Management LP | $4.2M | 589,293 | Added |
| 14 | Pacer Advisors, Inc. | $4.1M | 574,618 | New |
| 15 | WINTON GROUP Ltd | $3.6M | 504,000 | Added |
| 16 | MORGAN STANLEY | $2.9M | 412,815 | Added |
| 17 | Caption Management, LLC | $2.7M | 384,300 | New |
| 18 | Verition Fund Management LLC | $2.7M | 374,958 | Trimmed |
| 19 | Vennlight Capital Management, LP | $2.5M | 353,010 | Trimmed |
| 20 | STATE STREET CORP | $2.5M | 346,696 | Added |
| 21 | CHARLES SCHWAB INVESTMENT MANAGEMENT INC | $2.4M | 333,599 | Trimmed |
| 22 | Sixth Street Partners Management Company, L.P. | $2.4M | 333,599 | New |
| 23 | Parallax Volatility Advisers, L.P. | $2.3M | 328,518 | New |
| 24 | HIGHBRIDGE CAPITAL MANAGEMENT LLC | $1.7M | 244,000 | New |
| 25 | Alyeska Investment Group, L.P. | $1.6M | 222,000 | Trimmed |
Source: SEC Form 13F filings · as of 2026-06-30