SUSQUEHANNA INTERNATIONAL GROUP, LLP
Position in ZBIO — Zenas BioPharma, Inc.
CIK 1446194
BALA CYNWYD, PA
Position in ZBIO
as of Jun 30, 2026
· filed Aug 14, 2026
Position Value
$0
-$1,661,847 QoQ
Shares Held
0
-100.0% QoQ
Ownership
0.000%
of shares outstanding
% of Portfolio
0.00%
of 13F equity value
Holder Rank
—
not a current holder
Holding Since
Mar 2025
6 quarters on record
Common Shares in ZBIO Over Time
Shares Held
Position Value (USD)
Derivatives in ZBIO
reported options exposure · as of Jun 30, 2026CallValue
$5,740,956
CallShares
226,200
PutValue
$479,682
PutShares
18,900
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.
| # | 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 ZBIO
Export CSV
11 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-06-30 | $5,740,956 | 226,200 | Call | Other | 2026-08-14 | |
| 2026-06-30 | $479,682 | 18,900 | Put | Other | 2026-08-14 | |
| 2026-03-31 | $1,135,855 | 58,100 | Put | Other | 2026-05-15 | |
| 2026-03-31 | $2,402,695 | 122,900 | Call | Other | 2026-05-15 | |
| 2026-03-31 | $1,661,847 | 85,005 | Shares | Other | 2026-05-15 | |
| 2025-12-31 | $496,648 | 13,678 | Shares | Other | 2026-02-17 | |
| 2025-12-31 | $257,801 | 7,100 | Put | Other | 2026-02-17 | |
| 2025-12-31 | $1,336,208 | 36,800 | Call | Other | 2026-02-17 | |
| 2025-09-30 | $224,220 | 10,100 | Call | Other | 2025-11-14 | |
| 2025-06-30 | $189,352 | 19,541 | Shares | Other | 2025-08-14 | |
| 2025-03-31 | $147,232 | 18,637 | Shares | Other | 2025-05-14 | |
| No filing history on record for this holder in this stock. | ||||||