SUSQUEHANNA INTERNATIONAL GROUP, LLP
Position in PTGX — Protagonist Therapeutics, Inc
CIK 1446194
BALA CYNWYD, PA
Position in PTGX
as of Jun 30, 2026
· filed Aug 14, 2026
Position Value
$6,994,659
-$10,667,851 QoQ
Shares Held
57,062
-65.9% QoQ
Ownership
0.088%
of shares outstanding
% of Portfolio
0.01%
of 13F equity value
Holder Rank
#84
of 341 holders
Holding Since
Sep 2020
24 quarters on record
Voting authority
Sole 100%
Shared 0%
None 0%
Common Shares in PTGX Over Time
Shares Held
Position Value (USD)
Derivatives in PTGX
reported options exposure · as of Jun 30, 2026CallValue
$5,565,132
CallShares
45,400
PutValue
$6,790,932
PutShares
55,400
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 $1,649,997,309 across 349 Biotechnology names. PTGX ranks #34 (0.4% 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 PTGX
Export CSV
50 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-06-30 | $5,565,132 | 45,400 | Call | Other | 2026-08-14 | |
| 2026-06-30 | $6,790,932 | 55,400 | Put | Other | 2026-08-14 | |
| 2026-06-30 | $6,994,659 | 57,062 | Shares | Other | 2026-08-14 | |
| 2026-03-31 | $17,662,510 | 167,576 | Shares | Other | 2026-05-15 | |
| 2026-03-31 | $737,800 | 7,000 | Call | Other | 2026-05-15 | |
| 2026-03-31 | $3,899,800 | 37,000 | Put | Other | 2026-05-15 | |
| 2025-12-31 | $30,446,724 | 348,600 | Call | Other | 2026-02-17 | |
| 2025-12-31 | $1,027,292 | 11,762 | Shares | Other | 2026-02-17 | |
| 2025-12-31 | $2,786,146 | 31,900 | Put | Other | 2026-02-17 | |
| 2025-09-30 | $4,550,455 | 68,500 | Call | Other | 2025-11-14 | |
| 2025-09-30 | $2,291,835 | 34,500 | Put | Other | 2025-11-14 | |
| 2025-09-30 | $4,197,578 | 63,188 | Shares | Other | 2025-11-14 | |
| 2025-06-30 | $6,742,940 | 122,000 | Call | Other | 2025-08-14 | |
| 2025-06-30 | $4,830,598 | 87,400 | Put | Other | 2025-08-14 | |
| 2025-06-30 | $3,937,490 | 71,241 | Shares | Other | 2025-08-14 | |
| 2025-03-31 | $6,006,312 | 124,200 | Put | Other | 2025-05-14 | |
| 2025-03-31 | $7,471,620 | 154,500 | Call | Other | 2025-05-14 | |
| 2025-03-31 | $9,296,678 | 192,239 | Shares | Other | 2025-05-14 | |
| 2024-12-31 | $1,891,400 | 49,000 | Call | Other | 2025-02-14 | |
| 2024-12-31 | $2,699,568 | 69,937 | Shares | Other | 2025-02-14 | |
| 2024-12-31 | $3,454,700 | 89,500 | Put | Other | 2025-02-14 | |
| 2024-09-30 | $567,000 | 12,600 | Put | Defined | 2024-11-14 | |
| 2024-09-30 | $1,816,065 | 40,357 | Shares | Defined | 2024-11-14 | |
| 2024-09-30 | $1,071,000 | 23,800 | Call | Defined | 2024-11-14 | |
| 2024-06-30 | $242,550 | 7,000 | Call | Defined | 2024-08-15 | |
| 2024-06-30 | $12,321,054 | 355,586 | Shares | Defined | 2024-08-15 | |
| 2024-06-30 | $1,181,565 | 34,100 | Put | Defined | 2024-08-15 | |
| 2024-03-31 | $1,452,286 | 50,200 | Put | Defined | 2024-05-07 | |
| 2024-03-31 | $2,077,693 | 71,818 | Shares | Defined | 2024-05-07 | |
| 2024-03-31 | $717,464 | 24,800 | Call | Defined | 2024-05-07 | |
| 2023-12-31 | $4,320,012 | 188,400 | Call | Defined | 2024-02-14 | |
| 2023-12-31 | $2,515,031 | 109,683 | Shares | Defined | 2024-02-14 | |
| 2023-12-31 | $770,448 | 33,600 | Put | Defined | 2024-02-14 | |
| 2023-09-30 | $3,279,288 | 196,600 | Call | Defined | 2023-11-14 | |
| 2023-09-30 | $530,424 | 31,800 | Put | Defined | 2023-11-14 | |
| 2023-09-30 | $954,845 | 57,245 | Shares | Defined | 2023-11-14 | |
| 2023-06-30 | $440,925 | 15,964 | Shares | Defined | 2023-08-11 | |
| 2023-06-30 | $10,887,804 | 394,200 | Call | Defined | 2023-08-11 | |
| 2023-06-30 | $6,048,780 | 219,000 | Put | Defined | 2023-08-11 | |
| 2023-03-31 | $13,823,000 | 601,000 | Call | Defined | 2023-05-16 | |
| 2023-03-31 | $3,305,100 | 143,700 | Put | Defined | 2023-05-16 | |
| 2023-03-31 | $2,853,932 | 124,084 | Shares | Defined | 2023-05-16 | |
| 2022-12-31 | $1,739,054 | 159,400 | Put | Defined | 2023-02-14 | |
| 2022-12-31 | $3,838,138 | 351,800 | Call | Defined | 2023-02-14 | |
| 2022-12-31 | $731,308 | 67,031 | Shares | Defined | 2023-02-14 | |
| 2022-09-30 | $1,766,085 | 209,500 | Call | Defined | 2022-11-14 | |
| 2022-09-30 | $856,488 | 101,600 | Put | Defined | 2022-11-14 | |
| 2022-09-30 | $1,234,893 | 146,488 | Shares | Defined | 2022-11-14 | |
| 2022-06-30 | $319,564 | 40,400 | Put | Defined | 2022-08-15 | |
| 2022-06-30 | $1,461,768 | 184,800 | Call | Defined | 2022-08-15 | |
| No filing history on record for this holder in this stock. | ||||||