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 916 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 |
|---|---|---|---|---|---|
|
State Of Wisconsin Investment Board
Madison, WI |
Nov 14, 2025 Q3 2025 |
68,529
shares
|
$30.8 Million
0.08% of portfolio
|
Q3 2025
Reduced 12.26%
|
|
|
Deerfield Management Company, L.P. (Series C)
New York, NY |
Nov 14, 2025 Q3 2025 |
67,935
shares
|
$30.5 Million
0.58% of portfolio
|
Q3 2025
Reduced 53.15%
|
|
|
Ensign Peak Advisors, Inc
Salt Lake City, UT |
Nov 13, 2025 Q3 2025 |
67,733
shares
|
$30.4 Million
0.05% of portfolio
|
Q3 2025
Reduced 15.84%
|
|
|
Manufacturers Life Insurance Company, The
Toronto, A6 |
Nov 14, 2025 Q3 2025 |
67,672
shares
|
$30.4 Million
0.03% of portfolio
|
Q3 2025
Reduced 22.07%
|
|
|
Lord, Abbett & Co. LLC
Jersey City, NJ |
Nov 13, 2025 Q3 2025 |
67,220
shares
|
$30.2 Million
0.09% of portfolio
|
Q3 2025
New holding
|
|
|
New York State Common Retirement Fund
|
Nov 03, 2025 Q3 2025 |
64,424
shares
|
$28.9 Million
0.04% of portfolio
|
Q3 2025
Added 1.82%
|
|
|
Swedbank Ab
Stockholm, V7 |
Oct 15, 2025 Q3 2025 |
63,578
shares
|
$28.6 Million
0.03% of portfolio
|
Q3 2025
Reduced 1.15%
|
|
|
Panagora Asset Management Inc
Boston, MA |
Nov 13, 2025 Q3 2025 |
62,354
shares
|
$28 Million
0.12% of portfolio
|
Q3 2025
Reduced 32.59%
|
|
|
Ieq Capital, LLC
|
Nov 14, 2025 Q3 2025 |
62,177
shares
|
$27.9 Million
0.09% of portfolio
|
Q3 2025
Added 915.63%
|
|
|
Axa Investment Managers S.A.
Puteaux, I0 |
Nov 14, 2025 Q3 2025 |
61,663
shares
|
$27.7 Million
0.08% of portfolio
|
Q3 2025
New holding
|
|
|
Driehaus Capital Management LLC
Chicago, IL |
Nov 14, 2025 Q3 2025 |
61,379
shares
|
$27.6 Million
0.24% of portfolio
|
Q3 2025
Reduced 23.0%
|
|
|
Citigroup Inc
|
Nov 10, 2025 Q3 2025 |
60,866
shares
|
$27.3 Million
0.01% of portfolio
|
Q3 2025
Reduced 75.48%
|
|
|
Integral Health Asset Management, LLC
|
Nov 14, 2025 Q3 2025 |
60,000
shares
|
$26.9 Million
2.08% of portfolio
|
Q3 2025
Added 9.09%
|
|
|
Treasurer Of The State Of North Carolina
|
Nov 13, 2025 Q3 2025 |
56,123
shares
|
$25.2 Million
0.08% of portfolio
|
Q3 2025
Reduced 3.74%
|
|
|
Casdin Capital, LLC
New York, NY |
Nov 14, 2025 Q3 2025 |
55,000
shares
|
$24.7 Million
3.42% of portfolio
|
Q3 2025
Reduced 32.52%
|
|
|
Fiera Capital Corp
Montreal, A8 |
Nov 07, 2025 Q3 2025 |
53,804
shares
|
$24.2 Million
0.08% of portfolio
|
Q3 2025
Added 93.94%
|
|
|
Quadrature Capital LTD
London, X0 |
Nov 13, 2025 Q3 2025 |
48,920
shares
|
$22 Million
0.26% of portfolio
|
Q3 2025
Added 2492.47%
|
|
|
Klp Kapitalforvaltning As
Oslo, Q8 |
Oct 23, 2025 Q3 2025 |
48,800
shares
|
$21.9 Million
0.09% of portfolio
|
Q3 2025
Reduced 0.61%
|
|
|
Lpl Financial LLC
Fort Mill, SC |
Nov 12, 2025 Q3 2025 |
48,480
shares
|
$21.8 Million
0.01% of portfolio
|
Q3 2025
Added 59.79%
|
|
|
Jefferies Group LLC
New York, NY |
Sep 21, 2023 Q3 2022 |
46,726
shares
|
$21 Million
0.09% of portfolio
|
Q3 2022
Added 176.57%
|
|
|
State Of New Jersey Common Pension Fund D
|
Nov 07, 2025 Q3 2025 |
45,532
shares
|
$20.5 Million
0.08% of portfolio
|
Q3 2025
Added 3.81%
|
|
|
Engineers Gate Manager LP
New York, NY |
Nov 14, 2025 Q3 2025 |
43,849
shares
|
$19.7 Million
0.25% of portfolio
|
Q3 2025
Added 34.38%
|
|
|
Alliancebernstein L.P.
New York, NY |
Nov 14, 2025 Q3 2025 |
43,776
shares
|
$19.7 Million
0.01% of portfolio
|
Q3 2025
Reduced 34.79%
|
|
|
Lansforsakringar Fondforvaltning Ab (Publ)
Stockholm, V7 |
Nov 10, 2025 Q3 2025 |
42,404
shares
|
$19 Million
0.1% of portfolio
|
Q3 2025
Added 5.4%
|
|
|
Resona Asset Management Co.,Ltd.
Koto Ku,Tokyo, M0 |
Oct 31, 2025 Q3 2025 |
41,497
shares
|
$18.6 Million
0.09% of portfolio
|
Q3 2025
Reduced 5.04%
|
|