CAPSTONE INVESTMENT ADVISORS, LLC
Position in ALNY — Alnylam Pharmaceuticals, Inc.
CIK 1426196
NEW YORK, NY
Position in ALNY
as of Jun 30, 2026
· filed Aug 17, 2026
Position Value
$571,655
+$322,510 QoQ
Shares Held
1,899
+152.2% QoQ
Ownership
0.001%
of shares outstanding
% of Portfolio
0.01%
of 13F equity value
Holder Rank
#463
of 784 holders
Holding Since
Mar 2020
8 quarters on record
Voting authority
Sole 0%
Shared 100%
None 0%
Common Shares in ALNY Over Time
Shares Held
Position Value (USD)
Derivatives in ALNY
reported options exposure · as of Dec 31, 2025CallValue
$2,107,545
CallShares
5,300
PutValue
$2,107,545
PutShares
5,300
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, 2026CAPSTONE INVESTMENT ADVISORS, LLC holds $45,989,751 across 38 Biotechnology names. ALNY ranks #8 (1.2% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | APGE |
Apogee Therapeutics, Inc.
|
120,000 | $15,927,600 | |
| 2 | TECH |
BIO-TECHNE Corp
|
210,000 | $14,836,500 | |
| 3 | RVMD |
Revolution Medicines, Inc.
|
7,200 | $1,348,416 | |
| 4 | RXRX |
Recursion Pharmaceuticals, Inc.
|
222,378 | $816,127 | |
| 5 | REGN |
Regeneron Pharmaceuticals, Inc.
|
1,240 | $773,189 | |
| 6 | VRTX |
Vertex Pharmaceuticals Inc / Ma
|
1,448 | $719,265 | |
| 7 | TGTX |
Tg Therapeutics, Inc.
|
12,611 | $692,848 | |
| 8 | ALNY |
Alnylam Pharmaceuticals, Inc.
This page
|
1,899 | $571,655 |
All Filings in ALNY
Export CSV
10 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-06-30 | $571,655 | 1,899 | Shares | Defined | 2026-08-17 | |
| 2026-03-31 | $249,145 | 753 | Shares | Defined | 2026-05-15 | |
| 2025-12-31 | $3,546,242 | 8,918 | Shares | Defined | 2026-02-17 | |
| 2025-12-31 | $2,107,545 | 5,300 | Put | Defined | 2026-02-17 | |
| 2025-12-31 | $2,107,545 | 5,300 | Call | Defined | 2026-02-17 | |
| 2025-09-30 | $561,336 | 1,231 | Shares | Defined | 2025-11-14 | |
| 2024-09-30 | $454,624 | 1,653 | Shares | Sole | 2024-11-14 | |
| 2022-09-30 | $880,704 | 4,400 | Shares | Sole | 2022-11-10 | |
| 2020-06-30 | $5,924,400 | 40,000 | Call | Sole | 2021-06-21 | |
| 2020-03-31 | $4,354,000 | 40,000 | Call | Sole | 2021-06-21 | |
| No filing history on record for this holder in this stock. | ||||||