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Shay Capital LLC

Position in IMSR — Terrestrial Energy Inc. /DE/

CIK 1723643 NEW YORK, NY

Position in IMSR

as of Jun 30, 2026 · filed Aug 14, 2026
Position Value
$952,536
+$243,430 QoQ
Shares Held
134,539
+13.9% QoQ
Ownership
0.127%
of shares outstanding
% of Portfolio
0.11%
of 13F equity value
Holder Rank
#28
of 107 holders
Holding Since
Dec 2025
3 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
$141,600
CallShares
20,000
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

Shay Capital LLC holds $1,462,120 across 2 Utilities - Regulated Electric names. IMSR ranks #1 (65.1% of the industry book) .

# Ticker Company Shares Value (USD) Open
1 IMSR
Terrestrial Energy Inc. /DE/
This page
134,539 $952,536

All Filings in IMSR

Export CSV
5 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $141,600 20,000
2026-06-30 $952,536 134,539
2026-03-31 $709,106 118,086
2025-12-31 $1,694,687 277,363
2025-12-31 $1,008,150 165,000