Skip to main content

JANE STREET GROUP, LLC

Position in IMSR — Terrestrial Energy Inc. /DE/

CIK 1595888 NEW YORK, NY

Position in IMSR

as of Jun 30, 2026 · filed Aug 14, 2026
Position Value
$1,704,290
+$1,704,290 QoQ
Shares Held
240,719
Ownership
0.227%
of shares outstanding
% of Portfolio
0.00%
of 13F equity value
Holder Rank
#22
of 107 holders
Holding Since
Sep 2025
4 quarters on record
Voting authority Sole 100% Shared 0% None 0%

Common Shares in IMSR Over Time

Shares Held

Position Value (USD)

Derivatives in IMSR

reported options exposure · as of Jun 30, 2026
CallValue
$2,203,296
CallShares
311,200
PutValue
$1,161,828
PutShares
164,100

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

JANE STREET GROUP, LLC holds $911,037,273 across 35 Utilities - Regulated Electric names. IMSR ranks #25 (0.2% of the industry book) .

# Ticker Company Shares Value (USD) Open

All Filings in IMSR

Export CSV
11 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $1,704,290 240,719
2026-06-30 $1,161,828 164,100
2026-06-30 $2,203,296 311,200
2026-03-31 $2,471,658 411,600
2026-03-31 $447,972 74,600
2025-12-31 $1,840,411 301,213
2025-12-31 $270,673 44,300
2025-12-31 $1,094,301 179,100
2025-09-30 HOND 127,190
2025-09-30 HOND 147,300
2025-09-30 HOND 94,600