Skip to main content

TUDOR INVESTMENT CORP ET AL

Position in IMSR — Terrestrial Energy Inc. /DE/

CIK 923093 STAMFORD, CT

Position in IMSR

as of Jun 30, 2026 · filed Aug 14, 2026
Position Value
$298,953
+$231,373 QoQ
Shares Held
42,225
+275.2% QoQ
Ownership
0.040%
of shares outstanding
% of Portfolio
0.00%
of 13F equity value
Holder Rank
#54
of 107 holders
Holding Since
Dec 2025
3 quarters on record
Voting authority Sole 50% Shared 50% None 0%

Common Shares in IMSR Over Time

Shares Held

Position Value (USD)

Derivatives in IMSR

reported options exposure · as of Dec 31, 2025
CallValue
$629,330
CallShares
103,000
PutValue
$0
PutShares
0

Notional value of option positions as reported on Form 13F. Calls and puts are disclosed separately and do not net against the common-share stake above.

Position in Utilities - Regulated Electric

Utilities · as of Jun 30, 2026

TUDOR INVESTMENT CORP ET AL holds $268,700,886 across 16 Utilities - Regulated Electric names. IMSR ranks #16 (0.1% of the industry book) .

# Ticker Company Shares Value (USD) Open

All Filings in IMSR

Export CSV
3 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $298,953 42,225
2026-03-31 $67,580 11,254
2025-12-31 $629,330 103,000