ALNY Alnylam Pharmaceuticals
Health Care, filed as ALNYLAM PHARMACEUTICALS INC (COM), Equity As of 2026 Q2 among managers we track Quote on Google Finance, opens in a new tab
In 2026 Q2 Dodge & Cox added to Alnylam Pharmaceuticals, while Murray Stahl trimmed.
Who owns this now
Largest portfolio weights among holders, up to 0.3% (Dodge & Cox). Not free-float ownership.
Who owns ALNY
Sorted by value, long equity only, as of 2026 Q2.
| History | |||||
|---|---|---|---|---|---|
| Dodge & Cox | Add +1.4% | 1,955,393 | $589M | History | |
| Murray Stahl, Horizon Kinetics Asset Management | Reduce −4.6% | 2,168 | $653K | History |
Insider trades
Open-market buys and sales by ALNY's executives, directors and 10% owners in the last 12 months, from their Form 4s
- None no insider bought on the open market
- None no sales outside a trading plan
- $24.1M sold by 5 insiders under 10b5-1 plans
-
David E I Pyott DirectorPlanned sale$1.1M 3,830 shares at $299.18 71% of stakeTraded Jun 1 Filed Jun 3
-
Melissa McLaughlin Chief Human Resources OfficerPlanned sale$755K 2,286 shares at $330.42 20% of stakeTraded Apr 6 Filed Apr 7
-
Pushkal Garg EVP Chief R&DPlanned sale$779K 2,404 shares at $323.96 11% of stakeTraded Mar 5 Filed Mar 6
-
Kevin Joseph Fitzgerald CSO & EVP, Head of ResearchPlanned sale$213K 658 shares at $323.98 3.1% of stakeTraded Mar 5 Filed Mar 6
-
Pushkal Garg EVP Chief R&DPlanned sale$568K 1,775 shares at $319.74 7% of stakeTraded Mar 3 Filed Mar 4
-
Kevin Joseph Fitzgerald CSO & EVP, Head of ResearchPlanned sale$528K 1,652 shares at $319.73 7% of stakeTraded Mar 3 Filed Mar 4
-
Pushkal Garg EVP Chief R&DPlanned sale$1.5M 4,627 shares at $331.34 17% of stakeTraded Feb 27 Filed Mar 2
-
Kevin Joseph Fitzgerald CSO & EVP, Head of ResearchPlanned sale$678K 2,041 shares at $331.96 8.8% of stakeTraded Feb 17 Filed Feb 17
-
Kevin Joseph Fitzgerald CSO & EVP, Head of ResearchPlanned sale$848K 2,290 shares at $370.33 9.7% of stakeTraded Jan 13 Filed Jan 14
-
Kevin Joseph Fitzgerald CSO & EVP, Head of ResearchPlanned sale$5.5M 12,128 shares at $452.18 36% of stakeTraded Nov 17, 2025 Filed Nov 19, 2025
-
Yvonne Greenstreet CEOPlanned sale$11.6M 25,650 shares at $452.75 28% of stakeTraded Nov 12–13 Filed Nov 14, 2025
Also filed in the last 12 months, not counted as buying or selling: 210 sales to cover taxes, 27 stock grants, 14 option exercises, and 1 share withholding for taxes.
Congress
3 members of Congress traded ALNY in the last three years: 1 buy and 4 sales. 3 members listed it in 2025 annual reports.
-
Cory A. Booker
Sell
$1K–$15K
Aug 11
filed Sep 9
-
Jefferson Shreve
Sell
$15K–$50K
May 12, 2025
filed Jun 22, 2025
-
Josh Gottheimer
Sell
$1K–$15K
Jan 29, 2024
filed Feb 15, 2024
-
Josh Gottheimer
Buy
$1K–$15K
Jan 11, 2024
filed Feb 15, 2024
-
Josh Gottheimer
Sell
$1K–$15K
Dec 11, 2023
filed Jan 7, 2024
SEC filings
Recent issuer filings from EDGAR, 14 shown.
| Filed | Form | Detail | Links |
|---|---|---|---|
| 10-Q | Filing Doc | ||
| 8-K | 2.02,9.01 | Filing Doc | |
| 8-K | 2.02,9.01 | Filing Doc | |
| 10-Q | Filing Doc | ||
| 8-K | 5.02,5.07 | Filing Doc | |
| SCHEDULE 13G/A | — | Filing Doc | |
| SCHEDULE 13G/A | — | Filing Doc | |
| SCHEDULE 13G/A | — | Filing Doc | |
| 8-K | 2.02,9.01 | Filing Doc | |
| 10-Q | Filing Doc | ||
| SCHEDULE 13G | — | Filing Doc | |
| DEF 14A | Filing Doc | ||
| DEFA14A | Filing Doc | ||
| SCHEDULE 13G/A | — | Filing Doc |
No filings match this filter.
Financials
US-GAAP annual figures by fiscal year, as tagged in Form 10-K. Each value links to its SEC filing.
Income statement
Balance sheet
Ownership over time
13Fs that reported it each quarter. Click a bar for that quarter’s holders.