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Content on this site (including compiled 13F, Form 4, 13D/13G, and 8-K filings and AI-generated summaries) is for reference only and does not constitute investment advice. Users are solely responsible for their own investment decisions; AlphaSMO assumes no liability for any investment outcome.

IMSR

IMSR Institutional Ownership & 13F Filings

Terrestrial Energy INC

-$26.0M

Net Activity

Institutions Holding

91

Popularity Rank

#4647

Avg Weight

0.08%

Total Value

$127.4M

Ownership Trend

91 institutions currently hold IMSR, with 48 net buyers and 54 net sellers this quarter.

Institutional Moves

Institutional Moves (Q1 2026)

Neutral

Based on recent trading activity

Net Selling Institutions

54

Net Buying Institutions

48

Key Holders

Key Holders

Top 5 by Value

Exchange Traded Concepts, LLC

Citadel Advisors LLC

Susquehanna International Group, LLP

Vanguard Capital Management LLC

D. E. Shaw & Co., Inc.

Top 5 by Conviction

Vennlight Capital Management, LP

Stoic Point Capital Management LLC

Yorkville Advisors Global, LP

Creek Drive Management Group LLC

Tiemann Investment Advisors, LLC

View all 91 holding institutions

Quarterly Activity

Recent Activity

+$63.0M

Total Buy Value

$99.9M

Total Sell Value

New buy27

Trim26

Add21

Sold out28

48

Net Buyers

54

Net Sellers

Insider Trading (Form 4)

Form 144 Pre-Sale Notices

No Form 144 planned sale filings in the last 90 days

Beneficial Ownership (13D/13G)

No Schedule 13D/13G filings for this ticker

Material Events (8-K)

1

Filings (14d)

Data as of 2026-07-17

2026-07-17

AI summary pending

View Full Filing (SEC EDGAR)

View all Form 8-K filings

FAQ

Who are the top institutional investors holding TERRESTRIAL ENERGY INC (IMSR)?

Major stakeholders currently include Exchange Traded Concepts, LLC ($12.6M), Citadel Advisors LLC ($11.8M), Susquehanna International Group, LLP ($9.8M). Based on the latest 13F filings, there are a total of 91 tracked investment funds and institutions maintaining positions in IMSR.

What is the overall institutional sentiment toward IMSR recently?

Institutional sentiment appears Bearish (Net Selling). During the most recent reporting quarter, the stock experienced a net outflow of $26.0M, driven by 48 managers accumulating shares while 54 reduced their exposure.

Which institutions have been selling or reducing their IMSR positions?

In the latest period, 26 funds trimmed their holdings, and 28 managers completely exited their positions. The aggregate reported sell value was $99.9M.

Are there any notable investors adding IMSR to their portfolios?

Yes, buying activity remains notable. 27 institutions opened new positions in {ticker}, and 21 existing holders added to their shares. The total reported buy value for the quarter amounted to $63.0M.

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