NASDAQ · ALNY
Alnylam Pharmaceuticals, Inc.
Smart money pulse
What insiders and funds are doing
Mixed Insiders: as of Nov 12 Funds: as of Jun 30, 2026
- account_balance371 funds bought, 325 sold in the quarter ended Jun 30, 2026. 94 were new holders.
- infoNo real insider sales in 12 months. Planned 10b5-1 sales and tax withholding are left out.
Pulse runs from −100 (everyone selling) to +100 (everyone buying). Half comes from insiders: real buyers vs. real sellers in the last 90 days (Form 4). Half comes from funds: funds that bought vs. funds that sold last quarter (13F). 13F is a snapshot of long positions on the last day of the quarter, filed up to 45 days later. It does not show short positions or trades since then. This is data, not advice.
Who owns it
792 funds report owning ALNY , down from 794
New94
Added277
Held192
Trimmed229
Sold out96
Last quarter
Who bought and who sold
Fmr LLC
+3%
Invesco Ltd.
+191%
Change in shares held, biggest funds first. Bars stop at ±100%.
Insider trades · last 12 months
Real buys and sales
No insider filings loaded for the last 12 months.
Top holders
Biggest funds in ALNY
| Fund | Owns | Value | Change |
|---|---|---|---|
| California State Teachers Retirement System | — | $200K | +30461% |
| Fmr LLC | — | $4.52B | +3% |
| Capital World Investors | — | $3.35B | +3% |
| BlackRock, Inc. | — | $3.28B | +4% |
| Capital Research Global Investors | — | $2.94B | +3% |
"Owns" is shares reported divided by shares outstanding.