SUSQUEHANNA INTERNATIONAL GROUP, LLP
Position in NAMS — NewAmsterdam Pharma Co N.V.
CIK 1446194
BALA CYNWYD, PA
Position in NAMS
as of Jun 30, 2026
· filed Aug 14, 2026
Position Value
$25,564,142
+$24,993,564 QoQ
Shares Held
754,327
+4131.8% QoQ
Ownership
0.631%
of shares outstanding
% of Portfolio
0.03%
of 13F equity value
Holder Rank
#29
of 197 holders
Holding Since
Dec 2023
8 quarters on record
Voting authority
Sole 100%
Shared 0%
None 0%
Common Shares in NAMS Over Time
Shares Held
Position Value (USD)
Derivatives in NAMS
reported options exposure · as of Jun 30, 2026CallValue
$5,015,720
CallShares
148,000
PutValue
$19,269,854
PutShares
568,600
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. NAMS ranks #17 (1.5% 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 NAMS
Export CSV
20 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-06-30 | $25,564,142 | 754,327 | Shares | Other | 2026-08-14 | |
| 2026-06-30 | $5,015,720 | 148,000 | Call | Other | 2026-08-14 | |
| 2026-06-30 | $19,269,854 | 568,600 | Put | Other | 2026-08-14 | |
| 2026-03-31 | $570,578 | 17,825 | Shares | Other | 2026-05-15 | |
| 2026-03-31 | $5,973,066 | 186,600 | Call | Other | 2026-05-15 | |
| 2026-03-31 | $8,354,610 | 261,000 | Put | Other | 2026-05-15 | |
| 2025-12-31 | $7,061,604 | 201,300 | Put | Other | 2026-02-17 | |
| 2025-12-31 | $6,862,875 | 195,635 | Shares | Other | 2026-02-17 | |
| 2025-12-31 | $4,149,964 | 118,300 | Call | Other | 2026-02-17 | |
| 2025-09-30 | $4,318,244 | 151,837 | Shares | Other | 2025-11-14 | |
| 2025-09-30 | $3,919,032 | 137,800 | Put | Other | 2025-11-14 | |
| 2025-06-30 | $237,241 | 13,100 | Call | Other | 2025-08-14 | |
| 2025-06-30 | $1,347,384 | 74,400 | Put | Other | 2025-08-14 | |
| 2025-06-30 | $1,626,766 | 89,827 | Shares | Other | 2025-08-14 | |
| 2025-03-31 | $3,050,766 | 149,036 | Shares | Other | 2025-05-14 | |
| 2025-03-31 | $1,770,655 | 86,500 | Put | Other | 2025-05-14 | |
| 2024-12-31 | $992,020 | 38,600 | Put | Other | 2025-02-14 | |
| 2024-12-31 | $1,395,510 | 54,300 | Call | Other | 2025-02-14 | |
| 2024-12-31 | $230,426 | 8,966 | Shares | Other | 2025-02-14 | |
| 2023-12-31 NAMSW | $57,338 | 18,319 | Shares | Defined | 2024-02-14 | |
| No filing history on record for this holder in this stock. | ||||||