TERRESTRIAL ENERGY INC IMSR

US Industrials Fabricated Plate Work (Boiler Shops)
$6.46
-5.4%
52w: $5.53 – $27.10

Latest 13F among current holders filed 1 month ago (May 19, 2026)

Price — last 12 months

research preview data
5.5316.3227.10
Jun 20, 2025 Jul 2, 2026
Institutional holders
88
+6 QoQ
13F value
$111.3M
-14.9% QoQ
Smart-money holders
8
signal tier ≥ 2
New smart buyers
5
Q1 2026
Options barometer
1.8×
$10.3M calls / $5.8M puts

Institutional value by quarter

$162.3M
Q4 2024
$213.4M
Q1 2025
$212.4M
Q2 2025
$164.1M
Q3 2025
$130.7M
Q4 2025
$111.3M
Q1 2026

Number of holders

36
Q4 2024
46
Q1 2025
66
Q2 2025
66
Q3 2025
82
Q4 2025
88
Q1 2026

Who owns IMSR?

Q1 2026 filings
FundTypeSharesValue% of fundChange
EXCHANGE TRADED CONCEPTS, LLC Index provider2.1M$12.6M0.1%New
VANGUARD CAPITAL MANAGEMENT LLC Diversified mechanical1.3M$7.8M0.0%
CITADEL ADVISORS LLC Multistrat pod1.3M$7.7M0.0%-37.1%
D. E. Shaw & Co., Inc. Quant stat arb1.2M$7.3M0.0%+12.5%
BlackRock, Inc. Index provider1.1M$6.7M0.0%+2.6%
JPMORGAN CHASE & CO Bank broker1.1M$5.9M0.0%-8.3%
Alyeska Investment Group, L.P. Quant stat arb722.0K$4.3M0.0%Held
LMR Partners LLP Quant stat arb690.7K$4.1M0.0%+17.4%
GEODE CAPITAL MANAGEMENT, LLC Index provider659.4K$4.0M0.0%-17.2%
Vennlight Capital Management, LP ★2Fundamental concentrated575.5K$3.5M3.5%New
WINTON GROUP Ltd Quant stat arb496.3K$3.0M0.1%-23.2%
UBS Group AG Bank broker493.6K$3.0M0.0%-3.7%
Hudson Bay Capital Management LP Multistrat pod452.3K$2.7M0.0%-38.6%
Verition Fund Management LLC Multistrat pod445.0K$2.7M0.0%-41.0%
RENAISSANCE TECHNOLOGIES LLC Quant stat arb407.9K$2.4M0.0%+136.1%
GOLDMAN SACHS GROUP INC Bank broker396.2K$2.4M0.0%+40.6%
STATE STREET CORP Index provider345.5K$2.1M0.0%+5.8%
CHARLES SCHWAB INVESTMENT MANAGEMENT INC Index provider338.0K$2.0M0.0%-17.7%
SUSQUEHANNA INTERNATIONAL GROUP, LLP Market maker330.3K$2.0M0.0%-5.2%
Creek Drive Management Group LLC ★2Fundamental concentrated330.0K$2.0M1.2%New
VANGUARD FIDUCIARY TRUST CO Diversified mechanical300.4K$1.8M0.0%
MORGAN STANLEY Bank broker285.5K$1.7M0.0%+133.5%
Magnetar Financial LLC Quant stat arb244.0K$1.5M0.0%+880.5%
HITE Hedge Asset Management LLC ★2Fundamental diversified240.1K$1.4M0.1%New
TORONTO DOMINION BANK Bank broker226.0K$1.4M0.0%+803.9%
Balyasny Asset Management L.P. Multistrat pod205.9K$1.2M0.0%-85.3%
Squarepoint Ops LLC Quant stat arb173.2K$1.0M0.0%+94.2%
BANK OF AMERICA CORP /DE/ Bank broker132.8K$797K0.0%+96.0%
NORTHERN TRUST CORP Index provider124.5K$748K0.0%-20.4%
Yorkville Advisors Global, LP ★2Fundamental concentrated122.0K$733K0.5%New
Harraden Circle Investments, LLC ★2Fundamental diversified122.0K$733K0.1%Held
Shay Capital LLC Quant stat arb118.1K$709K0.1%-57.4%
COMMONWEALTH EQUITY SERVICES, LLC Wealth advisor100.1K$601K0.0%+85.3%
Periscope Capital Inc. Other122.0K$580K0.1%Held
SONA ASSET MANAGEMENT (US) LLC ★2Fundamental diversified85.6K$514K0.0%-14.4%
K2 PRINCIPAL FUND, L.P. Quant stat arb80.0K$481K0.1%New
TIEMANN INVESTMENT ADVISORS, LLC Other76.0K$456K0.2%Held
MOORE CAPITAL MANAGEMENT, LP Fundamental diversified75.0K$450K0.0%+50.0%
FNY Investment Advisers, LLC Quant stat arb66.2K$397K0.2%-26.5%
Massar Capital Management, LP Quant stat arb65.0K$390K0.1%Held
UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC Bank broker63.5K$381K0.0%New
CastleKnight Management LP Other60.7K$365K0.0%Held
Diametric Capital, LP Quant stat arb59.2K$355K0.1%New
Swiss National Bank Index provider56.6K$340K0.0%New
Mount Lucas Management LP Wealth advisor51.5K$309K0.1%+28.8%
MMCAP International Inc. SPC ★2Fundamental diversified44.3K$266K0.0%-94.1%
SIMON QUICK ADVISORS, LLC Wealth advisor40.0K$240K0.0%-11.1%
BLUEFIN CAPITAL MANAGEMENT, LLC Other32.5K$195K0.2%New
CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM Pension sovereign31.3K$188K0.0%New
Vanguard Global Advisers, LLC Diversified mechanical27.1K$162K0.0%

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