IMSR · Company research
Terrestrial Energy Inc. Common Stock (IMSR): Ownership & Institutional Holders
Reported institutional positions. Filing dates and sources matter.
RESEARCH CONTEXT
Understand the numbers
Reported institutional positions. Filing dates and sources matter. Use period, currency, units and source fields when interpreting values.
80records availableEnergy
Ownership & Institutional Holders data
Database-backed records only
| holder name | cik | period end | shares held | market value | ownership percent | shares change | shares change percent | filing date | data source |
|---|---|---|---|---|---|---|---|---|---|
| HIGHBRIDGE CAPITAL MANAGEMENT LLC | 919185 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 244000 | 1710440 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| GROUP ONE TRADING LLC | 932540 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 784600 | 5554968 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| Hudson Bay Capital Management LP | 1393825 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 1296174 | 4381068 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| ARISTEIA CAPITAL, L.L.C. | 1080171 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 840047 | 2797357 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 1368163 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 17093 | 121018 | — | — | — | Aug 12, 2026 | SEC_13F_DATASET |
| Pacer Advisors, Inc. | 1616667 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 574618 | 4068 | — | — | — | Aug 13, 2026 | SEC_13F_DATASET |
| STATE STREET CORP | 93751 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 346696 | 2454608 | — | — | — | Aug 7, 2026 | SEC_13F_DATASET |
| WINTON GROUP Ltd | 1612063 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 504000 | 3568320 | — | — | — | Aug 7, 2026 | SEC_13F_DATASET |
| US BANCORP \DE\ | 36104 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 11655 | 39394 | — | — | — | Aug 12, 2026 | SEC_13F_DATASET |
| Periscope Capital Inc. | 1695320 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 122000 | 729560 | — | — | — | Aug 11, 2026 | SEC_13F_DATASET |
| ALLSTATE CORP | 899051 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 50205 | 355451 | — | — | — | Aug 13, 2026 | SEC_13F_DATASET |
| Aquatic Capital Management LLC | 1803916 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 88952 | 629780 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| KLP KAPITALFORVALTNING AS | 1717443 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 6300 | 44604 | — | — | — | Aug 12, 2026 | SEC_13F_DATASET |
| HRT FINANCIAL LP | 1475597 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 15000 | 106 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| VOLORIDGE INVESTMENT MANAGEMENT, LLC | 1556921 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 83374 | 590288 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC | 884546 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 333599 | 2361881 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| SONA ASSET MANAGEMENT (US) LLC | 1856405 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 82999 | 587633 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| BARCLAYS PLC | 312069 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 354 | 2506 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| Bank of New York Mellon Corp | 1390777 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 16909 | 119716 | — | — | — | Aug 6, 2026 | SEC_13F_DATASET |
| Sixth Street Partners Management Company, L.P. | 1812095 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 333599 | 2361881 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| Vennlight Capital Management, LP | 2013462 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 353010 | 2499311 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| Caption Management, LLC | 1706766 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 865372 | 2924957 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| OSAIC HOLDINGS, INC. | 1677044 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 615 | 4354 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| TIEMANN INVESTMENT ADVISORS, LLC | 1575151 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 75995 | 538045 | — | — | — | Aug 7, 2026 | SEC_13F_DATASET |
| DRW Securities, LLC | 1481986 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 22000 | 155760 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| BOOTHBAY FUND MANAGEMENT, LLC | 1549230 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 621000 | 4396680 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| TORONTO DOMINION BANK | 947263 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 110000 | 778800 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| LMR Partners LLP | 1578621 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 3246410 | 10972866 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| SJS Investment Consulting Inc. | 1894302 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 59 | 418 | — | — | — | Jul 22, 2026 | SEC_13F_DATASET |
| Alberta Investment Management Corp | 1463559 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 50000 | 169000 | — | — | — | Aug 6, 2026 | SEC_13F_DATASET |
| Yorkville Advisors Global, LP | 1838613 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 122000 | 863760 | — | — | — | Aug 6, 2026 | SEC_13F_DATASET |
| Squarepoint Ops LLC | 1642575 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 85500 | 605340 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| HOLLENCREST CAPITAL MANAGEMENT | 1161722 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 30 | 212 | — | — | — | Aug 13, 2026 | SEC_13F_DATASET |
| DNB Asset Management AS | 1456670 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 11430 | 80924 | — | — | — | Aug 11, 2026 | SEC_13F_DATASET |
| SIMON QUICK ADVISORS, LLC | 1692038 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 40000 | 283200 | — | — | — | Jul 28, 2026 | SEC_13F_DATASET |
| UBS Group AG | 1610520 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 1772057 | 12546164 | — | — | — | Aug 13, 2026 | SEC_13F_DATASET |
| D. E. Shaw & Co., Inc. | 1009207 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 551285 | 3903098 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| MERCER GLOBAL ADVISORS INC /ADV | 853758 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 1977 | 13997 | — | — | — | Aug 11, 2026 | SEC_13F_DATASET |
| Virtu Financial LLC | 1533964 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 23041 | 75 | — | — | — | Aug 13, 2026 | SEC_13F_DATASET |
| Cornerstone Advisory, LLC | 1668189 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 10003 | 70821 | — | — | — | Jul 29, 2026 | SEC_13F_DATASET |
| Caitong International Asset Management Co., Ltd | 1963355 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 447 | 3165 | — | — | — | Aug 5, 2026 | SEC_13F_DATASET |
| Farther Finance Advisors, LLC | 1992825 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 301 | 2131 | — | — | — | Jul 17, 2026 | SEC_13F_DATASET |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | 1446194 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 673400 | 4767672 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| SLT Holdings LLC | 2052222 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 21000 | 148680 | — | — | — | Jul 17, 2026 | SEC_13F_DATASET |
| Harraden Circle Investments, LLC | 1910592 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 122000 | 863760 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| Saba Capital Management, L.P. | 1510281 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 65681 | 218718 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| Clear Street Group Inc. | 1881567 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 10000 | 33800 | — | — | — | Aug 12, 2026 | SEC_13F_DATASET |
| Clearstead Advisors, LLC | 842775 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 10 | 71 | — | — | — | Aug 6, 2026 | SEC_13F_DATASET |
| BlackRock, Inc. | 2012383 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 1052930 | 7454744 | — | — | — | Aug 7, 2026 | SEC_13F_DATASET |
| Parallax Volatility Advisers, L.P. | 1521001 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 260000 | 1840800 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| CANTOR FITZGERALD, L. P. | 1024896 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 1082851 | 3530094 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| Balyasny Asset Management L.P. | 1218710 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 56461 | 399744 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| EverSource Wealth Advisors, LLC | 1710537 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 232 | 1643 | — | — | — | Jul 24, 2026 | SEC_13F_DATASET |
| SIMPLEX TRADING, LLC | 1488542 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 291800 | 2065944 | — | — | — | Aug 12, 2026 | SEC_13F_DATASET |
| Foundations Investment Advisors, LLC | 1743404 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 21000 | 148680 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| MMCAP International Inc. SPC | 1304857 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 44279 | 313495 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| LPL Financial LLC | 1403438 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 42381 | 300057 | — | — | — | Aug 7, 2026 | SEC_13F_DATASET |
| COMMONWEALTH EQUITY SERVICES, LLC | 312272 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 110794 | 784417 | — | — | — | Jul 29, 2026 | SEC_13F_DATASET |
| Walleye Capital LLC | 1758720 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 52616 | 177842 | — | — | — | Aug 3, 2026 | SEC_13F_DATASET |
| FLAX POND CAPITAL, LLC | 2106996 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 21000 | 126105 | — | — | — | Aug 13, 2026 | SEC_13F_DATASET |
| INSIGNEO ADVISORY SERVICES, LLC | 1964958 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 10000 | 70800 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| JANE STREET GROUP, LLC | 1595888 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 311200 | 2203296 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| Quarry LP | 1965207 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 49 | 347 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| FIRST FOUNDATION ADVISORS | 1086763 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 10000 | 70800 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| MOORE CAPITAL MANAGEMENT, LP | 1448574 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 75000 | 531000 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| Legal & General Group Plc | 764068 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 15229 | 107822 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| JPMORGAN CHASE & CO | 19617 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 966797 | 6777247 | — | — | — | Aug 12, 2026 | SEC_13F_DATASET |
| PRELUDE CAPITAL MANAGEMENT, LLC | 1387508 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 25000 | 177000 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| Redwood Park Advisors LLC | 2056274 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 109 | 772 | — | — | — | Aug 11, 2026 | SEC_13F_DATASET |
| Arosa Capital Management LP | 1596053 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 175000 | 591500 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| Shay Capital LLC | 1723643 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 134539 | 952536 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| ROYAL BANK OF CANADA | 1000275 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 3245 | 23000 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| Parallel Advisors, LLC | 1690010 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 171 | 1211 | — | — | — | Aug 5, 2026 | SEC_13F_DATASET |
| ExodusPoint Capital Management, LP | 1736225 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 40205 | 284651 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| JONES FINANCIAL COMPANIES LLLP | 815917 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 17382 | 116981 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| Linden Advisors LP | 1279396 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 194560 | 647885 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| Verition Fund Management LLC | 1454027 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 374958 | 2654703 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| Federation des caisses Desjardins du Quebec | 2022297 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 6450 | 45666 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM | 1081019 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 221434 | 31276 | — | — | — | Aug 24, 2026 | SEC_13F_DATASET |
| EXCHANGE TRADED CONCEPTS, LLC | 1457320 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 2160074 | 15293324 | — | — | — | Jul 22, 2026 | SEC_13F_DATASET |
Informational research only, not financial advice. Forecasts are uncertain and can be wrong.