SUSQUEHANNA INTERNATIONAL GROUP, LLP
Position in ALNY — Alnylam Pharmaceuticals, Inc.
CIK 1446194
BALA CYNWYD, PA
Position in ALNY
as of Jun 30, 2026
· filed Aug 14, 2026
Position Value
$88,641,293
+$30,981,240 QoQ
Shares Held
294,460
+69.0% QoQ
Ownership
0.220%
of shares outstanding
% of Portfolio
0.09%
of 13F equity value
Holder Rank
#57
of 784 holders
Holding Since
Mar 2020
26 quarters on record
Voting authority
Sole 100%
Shared 0%
None 0%
Common Shares in ALNY Over Time
Shares Held
Position Value (USD)
Derivatives in ALNY
reported options exposure · as of Jun 30, 2026CallValue
$97,804,647
CallShares
324,900
PutValue
$53,824,164
PutShares
178,800
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. ALNY ranks #4 (5.4% 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.
This page
|
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 ALNY
Export CSV
50 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-06-30 | $88,641,293 | 294,460 | Shares | Other | 2026-08-14 | |
| 2026-06-30 | $97,804,647 | 324,900 | Call | Other | 2026-08-14 | |
| 2026-06-30 | $53,824,164 | 178,800 | Put | Other | 2026-08-14 | |
| 2026-03-31 | $99,161,739 | 299,700 | Call | Other | 2026-05-15 | |
| 2026-03-31 | $40,630,836 | 122,800 | Put | Other | 2026-05-15 | |
| 2026-03-31 | $57,660,053 | 174,268 | Shares | Other | 2026-05-15 | |
| 2025-12-31 | $208,328,835 | 523,900 | Call | Other | 2026-02-17 | |
| 2025-12-31 | $76,277,223 | 191,820 | Shares | Other | 2026-02-17 | |
| 2025-12-31 | $113,807,430 | 286,200 | Put | Other | 2026-02-17 | |
| 2025-09-30 | $263,400,192 | 577,632 | Shares | Other | 2025-11-14 | |
| 2025-09-30 | $365,347,200 | 801,200 | Call | Other | 2025-11-14 | |
| 2025-09-30 | $152,258,400 | 333,900 | Put | Other | 2025-11-14 | |
| 2025-06-30 | $66,131,052 | 202,800 | Call | Other | 2025-08-14 | |
| 2025-06-30 | $56,576,615 | 173,500 | Put | Other | 2025-08-14 | |
| 2025-06-30 | $67,912,155 | 208,262 | Shares | Other | 2025-08-14 | |
| 2025-03-31 | $68,693,088 | 254,400 | Call | Other | 2025-05-14 | |
| 2025-03-31 | $19,026,959 | 70,465 | Shares | Other | 2025-05-14 | |
| 2025-03-31 | $59,134,380 | 219,000 | Put | Other | 2025-05-14 | |
| 2024-12-31 | $45,673,671 | 194,100 | Call | Other | 2025-02-14 | |
| 2024-12-31 | $38,426,123 | 163,300 | Put | Other | 2025-02-14 | |
| 2024-12-31 | $2,545,348 | 10,817 | Shares | Other | 2025-02-14 | |
| 2024-09-30 | $99,753,381 | 362,700 | Call | Defined | 2024-11-14 | |
| 2024-09-30 | $78,411,053 | 285,100 | Put | Defined | 2024-11-14 | |
| 2024-09-30 | $45,031,762 | 163,734 | Shares | Defined | 2024-11-14 | |
| 2024-06-30 | $221,980,500 | 913,500 | Call | Defined | 2024-08-15 | |
| 2024-06-30 | $106,871,400 | 439,800 | Put | Defined | 2024-08-15 | |
| 2024-06-30 | $16,283,673 | 67,011 | Shares | Defined | 2024-08-15 | |
| 2024-03-31 | $12,204,385 | 81,662 | Shares | Defined | 2024-05-07 | |
| 2024-03-31 | $64,681,960 | 432,800 | Put | Defined | 2024-05-07 | |
| 2024-03-31 | $118,200,005 | 790,900 | Call | Defined | 2024-05-07 | |
| 2023-12-31 | $77,176,512 | 403,200 | Put | Defined | 2024-02-14 | |
| 2023-12-31 | $4,977,999 | 26,007 | Shares | Defined | 2024-02-14 | |
| 2023-12-31 | $83,990,708 | 438,800 | Call | Defined | 2024-02-14 | |
| 2023-09-30 | $33,357,314 | 188,353 | Shares | Defined | 2023-11-14 | |
| 2023-09-30 | $44,151,030 | 249,300 | Call | Defined | 2023-11-14 | |
| 2023-09-30 | $66,625,020 | 376,200 | Put | Defined | 2023-11-14 | |
| 2023-06-30 | $17,005,326 | 89,530 | Shares | Defined | 2023-08-11 | |
| 2023-06-30 | $39,849,412 | 209,800 | Put | Defined | 2023-08-11 | |
| 2023-06-30 | $32,175,836 | 169,400 | Call | Defined | 2023-08-11 | |
| 2023-03-31 | $22,916,807 | 114,401 | Shares | Defined | 2023-05-16 | |
| 2023-03-31 | $37,359,680 | 186,500 | Call | Defined | 2023-05-16 | |
| 2023-03-31 | $39,963,840 | 199,500 | Put | Defined | 2023-05-16 | |
| 2022-12-31 | $40,424,265 | 170,100 | Call | Defined | 2023-02-14 | |
| 2022-12-31 | $7,287,536 | 30,665 | Shares | Defined | 2023-02-14 | |
| 2022-12-31 | $56,275,520 | 236,800 | Put | Defined | 2023-02-14 | |
| 2022-09-30 | $64,251,360 | 321,000 | Call | Defined | 2022-11-14 | |
| 2022-09-30 | $8,490,185 | 42,417 | Shares | Defined | 2022-11-14 | |
| 2022-09-30 | $34,247,376 | 171,100 | Put | Defined | 2022-11-14 | |
| 2022-06-30 | $80,494,615 | 551,900 | Call | Defined | 2022-08-15 | |
| 2022-06-30 | $62,409,215 | 427,900 | Put | Defined | 2022-08-15 | |
| No filing history on record for this holder in this stock. | ||||||