Position in ALNY
as of Jun 30, 2026
· filed Aug 14, 2026
Position Value
$332,369,932
-$18,041,911 QoQ
Shares Held
1,104,109
+4.3% QoQ
Ownership
0.825%
of shares outstanding
% of Portfolio
0.22%
of 13F equity value
Holder Rank
#21
of 784 holders
Holding Since
Mar 2020
26 quarters on record
Voting authority
Sole 92%
Shared 0%
None 8%
Common Shares in ALNY Over Time
Shares Held
Position Value (USD)
Derivatives in ALNY
reported options exposure · as of Jun 30, 2026CallValue
$129,533,209
CallShares
430,300
PutValue
$0
PutShares
0
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, 2026D. E. Shaw & Co., Inc. holds $5,017,559,982 across 217 Biotechnology names. ALNY ranks #2 (6.6% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | INSM |
INSMED Inc
|
5,877,959 | $626,707,987 | |
| 2 | ALNY |
Alnylam Pharmaceuticals, Inc.
This page
|
1,104,109 | $332,369,932 | |
| 3 | EXEL |
Exelixis, Inc.
|
5,551,747 | $302,070,554 | |
| 4 | BBIO |
BridgeBio Pharma, Inc.
|
3,633,007 | $270,586,360 | |
| 5 | TGTX |
Tg Therapeutics, Inc.
|
3,400,808 | $186,840,390 | |
| 6 | HALO |
Halozyme Therapeutics, Inc.
|
2,006,479 | $157,047,110 | |
| 7 | AXSM |
Axsome Therapeutics, Inc.
|
604,753 | $148,025,391 | |
| 8 | PTCT |
Ptc Therapeutics, Inc.
|
1,548,919 | $126,345,322 |
All Filings in ALNY
Export CSV
50 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-06-30 | $129,533,209 | 430,300 | Call | Defined | 2026-08-14 | |
| 2026-06-30 | $332,369,932 | 1,104,109 | Shares | Defined | 2026-08-14 | |
| 2026-03-31 | $2,150,655 | 6,500 | Put | Defined | 2026-05-15 | |
| 2026-03-31 | $350,411,843 | 1,059,062 | Shares | Defined | 2026-05-15 | |
| 2026-03-31 | $135,259,656 | 408,800 | Call | Defined | 2026-05-15 | |
| 2025-12-31 | $715,770 | 1,800 | Put | Defined | 2026-02-17 | |
| 2025-12-31 | $157,946,580 | 397,200 | Call | Defined | 2026-02-17 | |
| 2025-12-31 | $176,752,640 | 444,493 | Shares | Defined | 2026-02-17 | |
| 2025-09-30 | $14,546,400 | 31,900 | Call | Defined | 2025-11-14 | |
| 2025-09-30 | $410,400 | 900 | Put | Defined | 2025-11-14 | |
| 2025-09-30 | $90,934,152 | 199,417 | Shares | Defined | 2025-11-14 | |
| 2025-06-30 | $521,744 | 1,600 | Call | Defined | 2025-08-14 | |
| 2025-06-30 | $35,307,719 | 108,276 | Shares | Defined | 2025-08-14 | |
| 2025-03-31 | $432,032 | 1,600 | Call | Defined | 2025-05-15 | |
| 2025-03-31 | $78,268,536 | 289,862 | Shares | Defined | 2025-05-15 | |
| 2024-12-31 | $85,437,531 | 363,085 | Shares | Defined | 2025-02-14 | |
| 2024-12-31 | $5,553,316 | 23,600 | Call | Defined | 2025-02-14 | |
| 2024-12-31 | $1,082,426 | 4,600 | Put | Defined | 2025-02-14 | |
| 2024-09-30 | $1,265,138 | 4,600 | Put | Defined | 2024-11-14 | |
| 2024-09-30 | $6,490,708 | 23,600 | Call | Defined | 2024-11-14 | |
| 2024-09-30 | $91,393,843 | 332,305 | Shares | Defined | 2024-11-14 | |
| 2024-06-30 | $1,117,800 | 4,600 | Put | Defined | 2024-08-14 | |
| 2024-06-30 | $5,734,800 | 23,600 | Call | Defined | 2024-08-14 | |
| 2024-06-30 | $67,893,714 | 279,398 | Shares | Defined | 2024-08-14 | |
| 2024-03-31 | $15,451,187 | 103,387 | Shares | Defined | 2024-05-15 | |
| 2024-03-31 | $6,381,515 | 42,700 | Put | Defined | 2024-05-15 | |
| 2024-03-31 | $15,886,535 | 106,300 | Call | Defined | 2024-05-15 | |
| 2023-12-31 | $18,288,076 | 95,544 | Shares | Defined | 2024-02-14 | |
| 2023-12-31 | $880,486 | 4,600 | Put | Defined | 2024-02-14 | |
| 2023-12-31 | $12,824,470 | 67,000 | Call | Defined | 2024-02-14 | |
| 2023-09-30 | $10,023,860 | 56,600 | Call | Defined | 2023-11-14 | |
| 2023-09-30 | $36,144,692 | 204,092 | Shares | Defined | 2023-11-14 | |
| 2023-06-30 | $47,156,783 | 248,272 | Shares | Defined | 2023-08-14 | |
| 2023-06-30 | $8,243,396 | 43,400 | Call | Defined | 2023-08-14 | |
| 2023-03-31 | $46,343,029 | 231,345 | Shares | Defined | 2023-05-15 | |
| 2023-03-31 | $8,693,888 | 43,400 | Call | Defined | 2023-05-15 | |
| 2022-12-31 | $12,690,510 | 53,400 | Call | Defined | 2023-02-14 | |
| 2022-12-31 | $5,941,250 | 25,000 | Put | Defined | 2023-02-14 | |
| 2022-12-31 | $41,925,262 | 176,416 | Shares | Defined | 2023-02-14 | |
| 2022-09-30 | $8,006,400 | 40,000 | Call | Defined | 2022-11-14 | |
| 2022-09-30 | $30,252,982 | 151,144 | Shares | Defined | 2022-11-14 | |
| 2022-09-30 | $5,004,000 | 25,000 | Put | Defined | 2022-11-14 | |
| 2022-06-30 | $3,646,250 | 25,000 | Put | Defined | 2022-08-15 | |
| 2022-06-30 | $19,824,369 | 135,923 | Shares | Defined | 2022-08-15 | |
| 2022-06-30 | $5,834,000 | 40,000 | Call | Defined | 2022-08-15 | |
| 2022-03-31 | $2,430,245 | 14,883 | Shares | Defined | 2022-05-16 | |
| 2022-03-31 | $4,898,700 | 30,000 | Call | Defined | 2022-05-16 | |
| 2022-03-31 | $4,082,250 | 25,000 | Put | Defined | 2022-05-16 | |
| 2021-12-31 | $5,087,400 | 30,000 | Call | Defined | 2022-02-14 | |
| 2021-12-31 | $4,239,500 | 25,000 | Put | Defined | 2022-02-14 | |
| No filing history on record for this holder in this stock. | ||||||