Institutional Ownership Alnylam Pharmaceuticals, Inc. (ALNY)
This table provides information about the institutional ownership of Alnylam Pharmaceuticals, Inc. (ALNY). We have compiled data on the 924 institutions that hold shares in the stock, with a total of 117 Million shares, which have been reported (via 13F filing form) to have a value of $52.6 Billion.
| Holding | Report Date | shares Held | Holding Value (Reported) | Last Trade | Trade History |
|---|---|---|---|---|---|
|
Sky Oak Wealth, LLC
|
Oct 23, 2025 Q3 2025 |
847
shares
|
$380,438
0.07% of portfolio
|
Q3 2025
New holding
|
|
|
Xtx Topco LTD
London, X0 |
Nov 14, 2025 Q3 2025 |
834
shares
|
$374,599
0.02% of portfolio
|
Q3 2025
New holding
|
|
|
Peregrine Capital Management LLC
|
Oct 23, 2025 Q3 2025 |
832
shares
|
$373,701
0.01% of portfolio
|
Q3 2025
Reduced 27.46%
|
|
|
Chapin Davis, Inc.
Baltimore, MD |
Oct 09, 2025 Q3 2025 |
825
shares
|
$370,557
0.09% of portfolio
|
Q2 2024
New holding
|
|
|
West Family Investments, Inc.
Carlsbad, CA |
Nov 10, 2025 Q3 2025 |
822
shares
|
$369,209
0.09% of portfolio
|
Q2 2025
New holding
|
|
|
Polymer Capital Management (Us) LLC
New York, NY |
Nov 14, 2025 Q3 2025 |
808
shares
|
$362,921
0.04% of portfolio
|
Q3 2025
New holding
|
|
|
Point72 Europe (London) LLP
London, X0 |
Nov 14, 2025 Q3 2025 |
807
shares
|
$362,472
0.02% of portfolio
|
Q3 2025
Reduced 95.95%
|
|
|
Compass Capital Corp /Ma/ /Adv
Braintree, MA |
Nov 12, 2025 Q3 2025 |
800
shares
|
$359,328
0.15% of portfolio
|
Q4 2024
New holding
|
|
|
Pko Investment Management Joint Stock CO
Warsaw, R9 |
Oct 27, 2025 Q3 2025 |
800
shares
|
$359,328
0.03% of portfolio
|
Q3 2025
New holding
|
|
|
Parallel Advisors, LLC
|
Nov 12, 2025 Q3 2025 |
796
shares
|
$357,531
0.01% of portfolio
|
Q3 2025
Reduced 2.57%
|
|
|
Ascent Group, LLC
|
Jan 20, 2026 Q4 2025 |
795
shares
|
$357,082
0.01% of portfolio
|
Q4 2025
Added 27.4%
|
|
|
Weiss Asset Management LP
Boston, MA |
Nov 14, 2025 Q3 2025 |
795
shares
|
$357,082
0.01% of portfolio
|
Q3 2025
New holding
|
|
|
Bridges Investment Management Inc
|
Nov 04, 2025 Q3 2025 |
794
shares
|
$356,633
0.0% of portfolio
|
Q3 2025
New holding
|
|
|
Parcion Private Wealth LLC
Bellevue, WA |
Oct 14, 2025 Q3 2025 |
789
shares
|
$354,387
0.02% of portfolio
|
Q3 2025
New holding
|
|
|
Perigon Wealth Management, LLC
San Francisco, CA |
Jan 16, 2026 Q4 2025 |
776
shares
|
$348,548
0.01% of portfolio
|
Q4 2025
Reduced 34.4%
|
|
|
Requisite Capital Management, LLC
|
Nov 12, 2025 Q3 2025 |
776
shares
|
$348,548
0.09% of portfolio
|
Q3 2025
New holding
|
|
|
Simplify Asset Management Inc.
New York, NY |
Oct 20, 2025 Q3 2025 |
774
shares
|
$347,649
0.02% of portfolio
|
Q3 2025
New holding
|
|
|
Ellevest, Inc.
|
Nov 14, 2025 Q3 2025 |
774
shares
|
$347,649
0.05% of portfolio
|
Q3 2025
Reduced 2.27%
|
|
|
Clearstead Advisors, LLC
Cleveland, OH |
Nov 10, 2025 Q3 2025 |
764
shares
|
$343,158
0.0% of portfolio
|
Q3 2025
Reduced 31.97%
|
|
|
Baader Bank Aktiengesellschaft
Unterschleissheim, 2M |
Nov 06, 2025 Q3 2025 |
760
shares
|
$341,361
0.02% of portfolio
|
Q3 2025
New holding
|
|
|
Alta Advisers LTD
|
Oct 31, 2025 Q3 2025 |
757
shares
|
$340,014
0.11% of portfolio
|
Q1 2025
New holding
|
|
|
Kaufman Rossin Wealth, LLC
Miami, FL |
Jan 14, 2026 Q4 2025 |
749
shares
|
$336,420
0.16% of portfolio
|
Q4 2025
Added 55.07%
|
|
|
Draper Asset Management, LLC
Smithtown, NY |
Nov 14, 2025 Q3 2025 |
742
shares
|
$333,276
0.15% of portfolio
|
Q3 2025
New holding
|
|
|
Resources Investment Advisors, Llc.
Overland Park, KS |
Nov 10, 2025 Q3 2025 |
730
shares
|
$327,886
0.0% of portfolio
|
Q3 2025
Reduced 34.65%
|
|
|
Meridian Financial, LLC
Holliston, MA |
Jan 23, 2026 Q4 2025 |
728
shares
|
$326,988
0.16% of portfolio
|
Q4 2025
Reduced 12.08%
|
|