SUSQUEHANNA INTERNATIONAL GROUP, LLP
Position in FULC — Fulcrum Therapeutics, Inc.
CIK 1446194
BALA CYNWYD, PA
Position in FULC
as of Jun 30, 2026
· filed Aug 14, 2026
Position Value
$4,322,262
+$3,545,015 QoQ
Shares Held
1,180,946
+1065.4% QoQ
Ownership
1.55%
of shares outstanding
% of Portfolio
0.00%
of 13F equity value
Holder Rank
#20
of 154 holders
Holding Since
Mar 2021
21 quarters on record
Voting authority
Sole 100%
Shared 0%
None 0%
Common Shares in FULC Over Time
Shares Held
Position Value (USD)
Derivatives in FULC
reported options exposure · as of Jun 30, 2026CallValue
$263,520
CallShares
72,000
PutValue
$641,964
PutShares
175,400
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 Biotechnology
Healthcare · as of Jun 30, 2026SUSQUEHANNA INTERNATIONAL GROUP, LLP holds $1,650,012,247 across 349 Biotechnology names. FULC ranks #56 (0.3% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | ABVX |
Abivax S.A.
|
1,053,896 | $140,442,180 | |
| 2 | CYTK |
Cytokinetics Inc
|
1,549,458 | $131,998,327 | |
| 3 | REGN |
Regeneron Pharmaceuticals, Inc.
|
180,219 | $112,373,755 | |
| 4 | ALNY |
Alnylam Pharmaceuticals, Inc.
|
294,460 | $88,641,293 | |
| 5 | MDGL |
Madrigal Pharmaceuticals, Inc.
|
148,610 | $79,796,139 | |
| 6 | INSM |
INSMED Inc
|
729,354 | $77,763,723 | |
| 7 | VRTX |
Vertex Pharmaceuticals Inc / Ma
|
144,174 | $71,615,550 | |
| 8 | AGIO |
Agios Pharmaceuticals, Inc.
|
1,375,558 | $51,046,957 |
All Filings in FULC
Export CSV
50 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-06-30 | $4,322,262 | 1,180,946 | Shares | Other | 2026-08-14 | |
| 2026-06-30 | $641,964 | 175,400 | Put | Other | 2026-08-14 | |
| 2026-06-30 | $263,520 | 72,000 | Call | Other | 2026-08-14 | |
| 2026-03-31 | $1,150,500 | 150,000 | Call | Other | 2026-05-15 | |
| 2026-03-31 | $641,979 | 83,700 | Put | Other | 2026-05-15 | |
| 2026-03-31 | $777,247 | 101,336 | Shares | Other | 2026-05-15 | |
| 2025-12-31 | $1,589,055 | 140,500 | Call | Other | 2026-02-17 | |
| 2025-12-31 | $1,253,148 | 110,800 | Put | Other | 2026-02-17 | |
| 2025-12-31 | $994,488 | 87,930 | Shares | Other | 2026-02-17 | |
| 2025-09-30 | $611,800 | 66,500 | Call | Other | 2025-11-14 | |
| 2025-09-30 | $492,853 | 53,571 | Shares | Other | 2025-11-14 | |
| 2025-09-30 | $124,200 | 13,500 | Put | Other | 2025-11-14 | |
| 2025-06-30 | $684,491 | 99,490 | Shares | Other | 2025-08-14 | |
| 2025-06-30 | $860,000 | 125,000 | Call | Other | 2025-08-14 | |
| 2025-06-30 | $176,816 | 25,700 | Put | Other | 2025-08-14 | |
| 2025-03-31 | $186,739 | 64,840 | Shares | Other | 2025-05-14 | |
| 2025-03-31 | $97,344 | 33,800 | Call | Other | 2025-05-14 | |
| 2024-12-31 | $191,651 | 40,777 | Shares | Other | 2025-02-14 | |
| 2024-12-31 | $93,530 | 19,900 | Put | Other | 2025-02-14 | |
| 2024-12-31 | $1,283,100 | 273,000 | Call | Other | 2025-02-14 | |
| 2024-09-30 | $1,988,133 | 556,900 | Call | Defined | 2024-11-14 | |
| 2024-09-30 | $611,184 | 171,200 | Put | Defined | 2024-11-14 | |
| 2024-09-30 | $130,558 | 36,571 | Shares | Defined | 2024-11-14 | |
| 2024-06-30 | $814,060 | 131,300 | Call | Defined | 2024-08-15 | |
| 2024-06-30 | $505,889 | 81,595 | Shares | Defined | 2024-08-15 | |
| 2024-03-31 | $184,080 | 19,500 | Put | Defined | 2024-05-07 | |
| 2024-03-31 | $2,883,920 | 305,500 | Call | Defined | 2024-05-07 | |
| 2024-03-31 | $5,295,764 | 560,992 | Shares | Defined | 2024-05-07 | |
| 2023-12-31 | $4,499,502 | 666,593 | Shares | Defined | 2024-02-14 | |
| 2023-12-31 | $421,875 | 62,500 | Put | Defined | 2024-02-14 | |
| 2023-12-31 | $2,052,000 | 304,000 | Call | Defined | 2024-02-14 | |
| 2023-09-30 | $2,243,713 | 505,341 | Shares | Defined | 2023-11-14 | |
| 2023-09-30 | $743,700 | 167,500 | Put | Defined | 2023-11-14 | |
| 2023-09-30 | $1,351,536 | 304,400 | Call | Defined | 2023-11-14 | |
| 2023-06-30 | $943,800 | 286,000 | Call | Defined | 2023-08-11 | |
| 2023-06-30 | $815,851 | 247,228 | Shares | Defined | 2023-08-11 | |
| 2023-06-30 | $167,970 | 50,900 | Put | Defined | 2023-08-11 | |
| 2023-03-31 | $47,595 | 16,700 | Put | Defined | 2023-05-16 | |
| 2023-03-31 | $168,340 | 59,067 | Shares | Defined | 2023-05-16 | |
| 2023-03-31 | $849,300 | 298,000 | Call | Defined | 2023-05-16 | |
| 2022-12-31 | $1,771,952 | 243,400 | Call | Defined | 2023-02-14 | |
| 2022-12-31 | $139,048 | 19,100 | Put | Defined | 2023-02-14 | |
| 2022-09-30 | $2,241,739 | 277,100 | Call | Defined | 2022-11-14 | |
| 2022-09-30 | $80,948 | 10,006 | Shares | Defined | 2022-11-14 | |
| 2022-09-30 | $127,013 | 15,700 | Put | Defined | 2022-11-14 | |
| 2022-06-30 | $144,060 | 29,400 | Put | Defined | 2022-08-15 | |
| 2022-06-30 | $1,008,910 | 205,900 | Call | Defined | 2022-08-15 | |
| 2022-06-30 | $86,666 | 17,687 | Shares | Defined | 2022-08-15 | |
| 2022-03-31 | $253,055 | 10,700 | Put | Defined | 2022-05-16 | |
| 2022-03-31 | $2,121,405 | 89,700 | Call | Defined | 2022-05-16 | |
| No filing history on record for this holder in this stock. | ||||||