IMSR Institutional Ownership

TERRESTRIAL ENERGY INC

Latest close $5.36 as of Aug 6, 2026

IMSR institutional ownership at a glance

Follow TERRESTRIAL ENERGY INC institutional ownership through recent Schedule 13G and 13D filings. Compare reported shares, ownership percentages, filing dates, and changes in beneficial ownership over time.

Latest filing: Citadel Advisors filed Schedule 13G amendment on Feb 17, 2026, reporting 2.3M shares and 2.20% beneficial ownership.

Browse recent ownership filings How Schedule 13G works Why a 13G is not a trade report

How to read Schedule 13 ownership changes

Schedule 13G/13D reports beneficial ownership at an observation date. “Accumulation” or “reduction” is inferred from changes in reported shares when available; it is not a list of individual trades or exact execution prices.

Form 13F rows are quarter-end holding context only and do not establish an exact entry date.

For more context, see how to read a Schedule 13G, filing date vs event date, or Schedule 13G vs Schedule 13D.

Current ownership filings and reported ownership changes are available on free access. Investor and Pro add filing-specific significance scoring, disclosure-speed analysis, confirmation/divergence signals, and alerts. The overall institutional consensus preview remains public. Compare plans.

Cross-institution intelligence

Institutional Research

This gauge summarizes recent agreement across tracked institutional activity.

Latest filing Feb 17, 2026

Public consensus preview Reduction leaning 30/100 institutional research score

1 tracked institution Latest filing Feb 17, 2026

1 exited across 1 comparable institution.

Accumulating0

Unchanged0

Reducing0

Exited1

The overall consensus is public. Detailed holder comparisons, breadth history, ownership charts, and filing-specific signal analysis remain part of Investor and Pro research.

Price context

52-week position is market context and does not change the institutional consensus score.

52-week low$5.95 52-week high$31.50

Latest close $5.36 0.0% through the range

Tracked institutions

Public holder names and filing freshness. Detailed institution-by-institution analysis is locked.

Latest observation Dec 31, 2025

Citadel Advisors Feb 17, 2026 filed

Detailed institutional research

See what is driving the consensus.

Unlock holder-by-holder changes, ownership history, breadth by period, disclosure timing, and filing-specific signal analysis.

Create free account Compare Investor and Pro

A free account adds watchlists, portfolio tools, and the first live gauge on the default tracker. Investor or Pro reveals research gauges across tracker views and unlocks the detailed research above.

Beneficial ownership filing history

Showing 2 of 2 filing(s)

Holder	Observed / filed	Reported change	Shares	Ownership	Observation	Filing	Latest
Citadel Advisors CIK0001423053	Dec 31, 2025 observed Feb 17, 2026 filed · 48d Schedule 13G amendment	Exit below reporting threshold	2.3M +1.1M	2.20% -3.20 pts	$6.11	$6.94	$5.36
Citadel Advisors CIK0001423053	Sep 23, 2025 observed Sep 30, 2025 filed · 7d Initial Schedule 13G	Initial Schedule 13G	1.2M	5.40%	$15.78	$16.41	$5.36

Explore more institutional activity

Related research

Compare IMSR with other securities showing similar institutional activity or recent accumulation across several tracked institutions.

Similar institutional activity

REPL Replimune Group, Inc. 30/100 Reduction leaning CPRI CAPRI HOLDINGS LTD 30/100 Reduction leaning SSNC SS&C TECHNOLOGIES HOLDINGS 30/100 Reduction leaning SITC SITE CENTERS CORP 30/100 Reduction leaning

Recent multi-institution accumulation

DNTH Dianthus Therapeutics, Inc. /DE/ 2 accumulating Aug 7, 2026 SRPT Sarepta Therapeutics, Inc. 2 accumulating Aug 7, 2026 RARE ULTRAGENYX PHARMACEUTICAL IN 2 accumulating Aug 7, 2026 UEC URANIUM ENERGY CORP 2 accumulating Aug 7, 2026