SUSQUEHANNA INTERNATIONAL GROUP, LLP
Position in IMSR — Terrestrial Energy Inc. /DE/
CIK 1446194
BALA CYNWYD, PA
Position in IMSR
as of Jun 30, 2026
· filed Aug 14, 2026
Position Value
$4,048,570
+$2,065,263 QoQ
Shares Held
571,832
+73.1% QoQ
Ownership
0.540%
of shares outstanding
% of Portfolio
0.00%
of 13F equity value
Holder Rank
#12
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, 2026CallValue
$3,379,992
CallShares
477,400
PutValue
$4,767,672
PutShares
673,400
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, 2026SUSQUEHANNA INTERNATIONAL GROUP, LLP holds $177,954,037 across 35 Utilities - Regulated Electric names. IMSR ranks #17 (2.3% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | PCG |
PG&E Corp
|
1,606,388 | $27,019,446 | |
| 2 | NEE |
Nextera Energy Inc
|
168,646 | $14,802,059 | |
| 3 | HE |
Hawaiian Electric Industries Inc
|
973,430 | $13,170,507 | |
| 4 | ETR |
Entergy Corp /De/
|
95,473 | $10,966,027 | |
| 5 | PPL |
PPL Corp
|
288,283 | $10,479,086 | |
| 6 | DUK |
Duke Energy CORP
|
61,148 | $7,740,113 | |
| 7 | SO |
Southern Co
|
80,351 | $7,690,394 | |
| 8 | EXC |
Exelon Corp
|
127,837 | $5,959,760 |
All Filings in IMSR
Export CSV
9 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-06-30 | $4,048,570 | 571,832 | Shares | Other | 2026-08-14 | |
| 2026-06-30 | $3,379,992 | 477,400 | Call | Other | 2026-08-14 | |
| 2026-06-30 | $4,767,672 | 673,400 | Put | Other | 2026-08-14 | |
| 2026-03-31 | $1,983,307 | 330,276 | Shares | Other | 2026-05-15 | |
| 2026-03-31 | $4,490,539 | 747,800 | Call | Other | 2026-05-15 | |
| 2026-03-31 | $3,290,740 | 548,000 | Put | Other | 2026-05-15 | |
| 2025-12-31 | $2,240,537 | 366,700 | Put | Other | 2026-02-17 | |
| 2025-12-31 | $2,129,530 | 348,532 | Shares | Other | 2026-02-17 | |
| 2025-12-31 | $3,704,493 | 606,300 | Call | Other | 2026-02-17 | |
| No filing history on record for this holder in this stock. | ||||||