SUSQUEHANNA INTERNATIONAL GROUP, LLP
Position in SNDX — Syndax Pharmaceuticals Inc
CIK 1446194
BALA CYNWYD, PA
Position in SNDX
as of Jun 30, 2026
· filed Aug 14, 2026
Position Value
$9,926,647
+$5,333,581 QoQ
Shares Held
454,101
+131.0% QoQ
Ownership
0.509%
of shares outstanding
% of Portfolio
0.01%
of 13F equity value
Holder Rank
#48
of 242 holders
Holding Since
Mar 2020
26 quarters on record
Voting authority
Sole 100%
Shared 0%
None 0%
Common Shares in SNDX Over Time
Shares Held
Position Value (USD)
Derivatives in SNDX
reported options exposure · as of Jun 30, 2026CallValue
$5,670,484
CallShares
259,400
PutValue
$1,047,094
PutShares
47,900
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 $1,649,997,309 across 349 Biotechnology names. SNDX ranks #30 (0.6% 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 SNDX
Export CSV
50 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-06-30 | $5,670,484 | 259,400 | Call | Other | 2026-08-14 | |
| 2026-06-30 | $1,047,094 | 47,900 | Put | Other | 2026-08-14 | |
| 2026-06-30 | $9,926,647 | 454,101 | Shares | Other | 2026-08-14 | |
| 2026-03-31 | $4,593,066 | 196,621 | Shares | Other | 2026-05-15 | |
| 2026-03-31 | $3,102,208 | 132,800 | Call | Other | 2026-05-15 | |
| 2026-03-31 | $3,333,472 | 142,700 | Put | Other | 2026-05-15 | |
| 2025-12-31 | $9,120,441 | 434,100 | Call | Other | 2026-02-17 | |
| 2025-12-31 | $5,515,125 | 262,500 | Put | Other | 2026-02-17 | |
| 2025-12-31 | $381,394 | 18,153 | Shares | Other | 2026-02-17 | |
| 2025-09-30 | $6,354,005 | 413,000 | Call | Other | 2025-11-14 | |
| 2025-09-30 | $534,628 | 34,750 | Shares | Other | 2025-11-14 | |
| 2025-09-30 | $4,297,030 | 279,300 | Put | Other | 2025-11-14 | |
| 2025-06-30 | $2,419,916 | 258,400 | Put | Other | 2025-08-14 | |
| 2025-06-30 | $3,478,750 | 371,463 | Shares | Other | 2025-08-14 | |
| 2025-06-30 | $1,579,875 | 168,700 | Call | Other | 2025-08-14 | |
| 2025-03-31 | $2,735,869 | 222,700 | Put | Other | 2025-05-14 | |
| 2025-03-31 | $3,320,635 | 270,300 | Call | Other | 2025-05-14 | |
| 2025-03-31 | $4,052,895 | 329,906 | Shares | Other | 2025-05-14 | |
| 2024-12-31 | $1,861,376 | 140,800 | Call | Other | 2025-02-14 | |
| 2024-12-31 | $556,562 | 42,100 | Put | Other | 2025-02-14 | |
| 2024-12-31 | $1,686,303 | 127,557 | Shares | Other | 2025-02-14 | |
| 2024-09-30 | $4,664,275 | 242,300 | Call | Defined | 2024-11-14 | |
| 2024-09-30 | $3,857,700 | 200,400 | Put | Defined | 2024-11-14 | |
| 2024-09-30 | $3,247,590 | 168,706 | Shares | Defined | 2024-11-14 | |
| 2024-06-30 | $2,094,614 | 102,027 | Shares | Defined | 2024-08-15 | |
| 2024-06-30 | $2,993,274 | 145,800 | Call | Defined | 2024-08-15 | |
| 2024-06-30 | $603,582 | 29,400 | Put | Defined | 2024-08-15 | |
| 2024-03-31 | $17,520,322 | 736,148 | Shares | Defined | 2024-05-07 | |
| 2024-03-31 | $4,776,660 | 200,700 | Call | Defined | 2024-05-07 | |
| 2024-03-31 | $2,396,660 | 100,700 | Put | Defined | 2024-05-07 | |
| 2023-12-31 | $3,211,246 | 148,600 | Put | Defined | 2024-02-14 | |
| 2023-12-31 | $2,787,690 | 129,000 | Call | Defined | 2024-02-14 | |
| 2023-12-31 | $527,219 | 24,397 | Shares | Defined | 2024-02-14 | |
| 2023-09-30 | $10,073,976 | 693,800 | Put | Defined | 2023-11-14 | |
| 2023-09-30 | $1,697,242 | 116,890 | Shares | Defined | 2023-11-14 | |
| 2023-09-30 | $8,382,396 | 577,300 | Call | Defined | 2023-11-14 | |
| 2023-06-30 | $390,763 | 18,670 | Shares | Defined | 2023-08-11 | |
| 2023-06-30 | $1,515,332 | 72,400 | Call | Defined | 2023-08-11 | |
| 2023-06-30 | $2,155,790 | 103,000 | Put | Defined | 2023-08-11 | |
| 2023-03-31 | $2,308,944 | 109,325 | Shares | Defined | 2023-05-16 | |
| 2022-12-31 | $1,127,435 | 44,300 | Call | Defined | 2023-02-14 | |
| 2022-12-31 | $1,860,395 | 73,100 | Put | Defined | 2023-02-14 | |
| 2022-12-31 | $526,509 | 20,688 | Shares | Defined | 2023-02-14 | |
| 2022-09-30 | $1,347,818 | 56,089 | Shares | Defined | 2022-11-14 | |
| 2022-09-30 | $439,749 | 18,300 | Put | Defined | 2022-11-14 | |
| 2022-09-30 | $2,037,744 | 84,800 | Call | Defined | 2022-11-14 | |
| 2022-06-30 | $1,621,932 | 84,300 | Call | Defined | 2022-08-15 | |
| 2022-06-30 | $380,952 | 19,800 | Put | Defined | 2022-08-15 | |
| 2022-03-31 | $2,000,333 | 115,094 | Shares | Defined | 2022-05-16 | |
| 2022-03-31 | $620,466 | 35,700 | Call | Defined | 2022-05-16 | |
| No filing history on record for this holder in this stock. | ||||||