TERRESTRIAL ENERGY INC (IMSR): Institutional Ownership
Hedge funds and institutional managers reporting a position in IMSR · Utilities. Based on the most recent 13F filing from each holder, sourced from SEC EDGAR.
Reported Holders
13
13F filers
Aggregate Value
$12.3M
Across holders
Last Price
$6.73
2026-06-26
Sector
Utilities
GICS
Holder activity3 new5 added5 reduced
| Manager⇅ | Type⇅ | Shares⇅ | Market Value▼ | % of Total⇅ | % of Portfolio⇅ | Action⇅ | QoQ Change⇅ | Quarter⇅ |
|---|---|---|---|---|---|---|---|---|
| Hudson Bay Capital Management LP CIK 0001393825 | Hedge Fund | 452K | $2.7M | 22.0% | 0.0% | Added | +$2.5M | Q1 2026 |
| Verition Fund Management LLC CIK 0001454027 | Hedge Fund | 445K | $2.7M | 21.7% | 0.0% | Reduced | $-1.9M | Q1 2026 |
| RENAISSANCE TECHNOLOGIES LLC CIK 0001037389 | Hedge Fund | 408K | $2.4M | 19.9% | 0.0% | Added | +$1.4M | Q1 2026 |
| Walleye Capital LLC CIK 0001758720 | Hedge Fund | 211K | $1.3M | 10.4% | 0.0% | New | — | Q4 2025 |
| BALYASNY ASSET MANAGEMENT LLC CIK 0001218710 | Hedge Fund | 206K | $1.2M | 10.0% | 0.0% | Reduced | $-7.2M | Q1 2026 |
| CITADEL ADVISORS LLC CIK 0001423053 | Hedge Fund | 126K | $755K | 6.1% | 0.0% | Added | +$99K | Q1 2026 |
| MOORE CAPITAL MANAGEMENT, LP CIK 0001448574 | Hedge Fund | 75K | $450K | 3.7% | 0.0% | Added | +$150K | Q1 2026 |
| TWO SIGMA INVESTMENTS, LP CIK 0001179392 | Hedge Fund | 58K | $353K | 2.9% | 0.0% | New | — | Q4 2025 |
| Brevan Howard Capital Management LP CIK 0001512857 | Hedge Fund | 25K | $151K | 1.2% | 0.0% | Reduced | $-7K | Q1 2026 |
| Schonfeld Strategic Advisors LLC CIK 0001665241 | Hedge Fund | 19K | $116K | 0.9% | 0.0% | Added | +$9K | Q1 2026 |
| Grantham, Mayo, Van Otterloo & Co. LLC CIK 0001352662 | Institutional Manager | 11K | $70K | 0.6% | 0.0% | New | — | Q4 2025 |
| TUDOR INVESTMENT CORP ET AL CIK 0000923093 | Hedge Fund | 11K | $68K | 0.5% | 0.0% | Reduced | $-551K | Q1 2026 |
| MARSHALL WACE, LLP CIK 0001318757 | Hedge Fund | 193 | $1K | 0.0% | 0.0% | Reduced | $-98K | Q1 2026 |
Added
Hedge Fund
$2.7M· 22.0% of total· 0.0% port· 452K sh· +$2.5M QoQ· Q1 2026
Reduced
Hedge Fund
$2.7M· 21.7% of total· 0.0% port· 445K sh· $-1.9M QoQ· Q1 2026
Added
Hedge Fund
$2.4M· 19.9% of total· 0.0% port· 408K sh· +$1.4M QoQ· Q1 2026
New
Hedge Fund
$1.3M· 10.4% of total· 0.0% port· 211K sh· — QoQ· Q4 2025
Reduced
Hedge Fund
$1.2M· 10.0% of total· 0.0% port· 206K sh· $-7.2M QoQ· Q1 2026
Added
Hedge Fund
$755K· 6.1% of total· 0.0% port· 126K sh· +$99K QoQ· Q1 2026
Added
Hedge Fund
$450K· 3.7% of total· 0.0% port· 75K sh· +$150K QoQ· Q1 2026
New
Hedge Fund
$353K· 2.9% of total· 0.0% port· 58K sh· — QoQ· Q4 2025
Reduced
Hedge Fund
$151K· 1.2% of total· 0.0% port· 25K sh· $-7K QoQ· Q1 2026
Added
Hedge Fund
$116K· 0.9% of total· 0.0% port· 19K sh· +$9K QoQ· Q1 2026
New
Institutional Manager
$70K· 0.6% of total· 0.0% port· 11K sh· — QoQ· Q4 2025
Reduced
Hedge Fund
$68K· 0.5% of total· 0.0% port· 11K sh· $-551K QoQ· Q1 2026
Reduced
Hedge Fund
$1K· 0.0% of total· 0.0% port· 193 sh· $-98K QoQ· Q1 2026