SUSQUEHANNA INTERNATIONAL GROUP, LLP
Position in CLDX — Celldex Therapeutics, Inc.
CIK 1446194
BALA CYNWYD, PA
Position in CLDX
as of Jun 30, 2026
· filed Aug 14, 2026
Position Value
$709,966
-$430,304 QoQ
Shares Held
19,080
-46.9% QoQ
Ownership
0.024%
of shares outstanding
% of Portfolio
0.00%
of 13F equity value
Holder Rank
#135
of 252 holders
Holding Since
Mar 2020
26 quarters on record
Voting authority
Sole 100%
Shared 0%
None 0%
Common Shares in CLDX Over Time
Shares Held
Position Value (USD)
Derivatives in CLDX
reported options exposure · as of Jun 30, 2026CallValue
$6,422,446
CallShares
172,600
PutValue
$3,754,489
PutShares
100,900
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 $1,650,012,247 across 349 Biotechnology names. CLDX ranks #141 (0.0% 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 CLDX
Export CSV
50 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-06-30 | $6,422,446 | 172,600 | Call | Other | 2026-08-14 | |
| 2026-06-30 | $709,966 | 19,080 | Shares | Other | 2026-08-14 | |
| 2026-06-30 | $3,754,489 | 100,900 | Put | Other | 2026-08-14 | |
| 2026-03-31 | $1,703,364 | 53,700 | Call | Other | 2026-05-15 | |
| 2026-03-31 | $1,140,270 | 35,948 | Shares | Other | 2026-05-15 | |
| 2026-03-31 | $818,376 | 25,800 | Put | Other | 2026-05-15 | |
| 2025-12-31 | $260,736 | 9,600 | Put | Other | 2026-02-17 | |
| 2025-12-31 | $1,211,336 | 44,600 | Call | Other | 2026-02-17 | |
| 2025-09-30 | $845,949 | 32,700 | Call | Other | 2025-11-14 | |
| 2025-09-30 | $707,984 | 27,367 | Shares | Other | 2025-11-14 | |
| 2025-09-30 | $2,170,493 | 83,900 | Put | Other | 2025-11-14 | |
| 2025-06-30 | $1,990,230 | 97,800 | Put | Other | 2025-08-14 | |
| 2025-06-30 | $643,060 | 31,600 | Call | Other | 2025-08-14 | |
| 2025-06-30 | $2,266,969 | 111,399 | Shares | Other | 2025-08-14 | |
| 2025-03-31 | $208,725 | 11,500 | Put | Other | 2025-05-14 | |
| 2025-03-31 | $246,840 | 13,600 | Call | Other | 2025-05-14 | |
| 2025-03-31 | $1,700,110 | 93,670 | Shares | Other | 2025-05-14 | |
| 2024-12-31 | $1,668,679 | 66,034 | Shares | Other | 2025-02-14 | |
| 2024-12-31 | $2,615,445 | 103,500 | Call | Other | 2025-02-14 | |
| 2024-12-31 | $1,399,958 | 55,400 | Put | Other | 2025-02-14 | |
| 2024-09-30 | $3,602,940 | 106,000 | Put | Defined | 2024-11-14 | |
| 2024-09-30 | $3,670,920 | 108,000 | Call | Defined | 2024-11-14 | |
| 2024-09-30 | $2,194,938 | 64,576 | Shares | Defined | 2024-11-14 | |
| 2024-06-30 | $1,543,317 | 41,700 | Call | Defined | 2024-08-15 | |
| 2024-06-30 | $3,845,339 | 103,900 | Put | Defined | 2024-08-15 | |
| 2024-06-30 | $1,769,707 | 47,817 | Shares | Defined | 2024-08-15 | |
| 2024-03-31 | $6,371,046 | 151,800 | Put | Defined | 2024-05-07 | |
| 2024-03-31 | $2,989,019 | 71,218 | Shares | Defined | 2024-05-07 | |
| 2024-03-31 | $2,178,243 | 51,900 | Call | Defined | 2024-05-07 | |
| 2023-12-31 | $4,822,656 | 121,600 | Put | Defined | 2024-02-14 | |
| 2023-12-31 | $1,938,898 | 48,888 | Shares | Defined | 2024-02-14 | |
| 2023-12-31 | $5,461,182 | 137,700 | Call | Defined | 2024-02-14 | |
| 2023-09-30 | $1,581,299 | 57,460 | Shares | Defined | 2023-11-14 | |
| 2023-09-30 | $3,462,016 | 125,800 | Put | Defined | 2023-11-14 | |
| 2023-09-30 | $5,173,760 | 188,000 | Call | Defined | 2023-11-14 | |
| 2023-06-30 | $2,185,092 | 64,400 | Put | Defined | 2023-08-11 | |
| 2023-06-30 | $2,897,622 | 85,400 | Call | Defined | 2023-08-11 | |
| 2023-06-30 | $437,154 | 12,884 | Shares | Defined | 2023-08-11 | |
| 2023-03-31 | $2,209,387 | 61,406 | Shares | Defined | 2023-05-16 | |
| 2023-03-31 | $2,363,886 | 65,700 | Put | Defined | 2023-05-16 | |
| 2023-03-31 | $9,595,866 | 266,700 | Call | Defined | 2023-05-16 | |
| 2022-12-31 | $5,593,535 | 125,500 | Call | Defined | 2023-02-14 | |
| 2022-12-31 | $2,369,341 | 53,160 | Shares | Defined | 2023-02-14 | |
| 2022-12-31 | $6,632,016 | 148,800 | Put | Defined | 2023-02-14 | |
| 2022-09-30 | $4,196,823 | 149,300 | Put | Defined | 2022-11-14 | |
| 2022-09-30 | $2,802,567 | 99,700 | Call | Defined | 2022-11-14 | |
| 2022-09-30 | $3,978,997 | 141,551 | Shares | Defined | 2022-11-14 | |
| 2022-06-30 | $592,175 | 21,965 | Shares | Defined | 2022-08-15 | |
| 2022-06-30 | $10,455,088 | 387,800 | Call | Defined | 2022-08-15 | |
| 2022-06-30 | $5,941,984 | 220,400 | Put | Defined | 2022-08-15 | |
| No filing history on record for this holder in this stock. | ||||||