Latest Institutional Sells of Alnylam Pharmaceuticals, Inc. (ALNY)
This list provides information on the latest institutional transactions involving Alnylam Pharmaceuticals, Inc. (ALNY) stock that were sells. The list includes the name of the institution, the number of shares exchanged, the range of values for the transaction, and the number of shares held by the institution after the sale has occurred.
| Report Date | Institution (Fund) | Operation | Option | Shares change | Value Range | Shares Held | Trade History |
|---|---|---|---|---|---|---|---|
|
Nov 12, 2025
Q3 2025
|
Nuveen, LLC
Charlotte, NC |
SELL
|
- |
-187K- 24.15% |
$58.2M - $90.2M
|
588K
$264M
|
|
|
Nov 14, 2025
Q3 2025
|
Orbis Allan Gray LTD
Hamilton, D0 |
SELL
|
- |
-170K- 8.03% |
$53M - $82.2M
|
1.95M
$876M
|
|
|
Nov 12, 2025
Q3 2025
|
American Century Companies Inc
Kansas City, MO |
SELL
|
- |
-152K- 8.5% |
$47.4M - $73.5M
|
1.64M
$737M
|
|
|
Nov 10, 2025
Q3 2025
|
Td Asset Management Inc
|
SELL
|
- |
-129K- 29.16% |
$40M - $62M
|
313K
$140M
|
|
|
Nov 14, 2025
Q3 2025
|
Balyasny Asset Management LLC
Chicago, IL |
SELL
|
- |
-105K- 91.1% |
$32.7M - $50.6M
|
10.3K
$4.61M
|
|
|
Nov 10, 2025
Q3 2025
|
Westfield Capital Management CO LP
Boston, MA |
SELL
|
- |
-104K- 54.26% |
$32.4M - $50.3M
|
87.9K
$39.5M
|
|
|
Nov 04, 2025
Q3 2025
|
Allianz Asset Management Gmb H
Munich, 2M |
SELL
|
- |
-99.2K- 48.15% |
$30.9M - $47.8M
|
107K
$48M
|
|
|
Nov 14, 2025
Q3 2025
|
State Street Corp
Boston, MA |
SELL
|
- |
-91.6K- 2.89% |
$28.5M - $44.2M
|
3.08M
$1.38B
|
|
|
Nov 14, 2025
Q3 2025
|
Soleus Capital Management, L.P.
Greenwich, CT |
SELL
|
- |
-91.5K- 85.71% |
$28.5M - $44.1M
|
15.3K
$6.85M
|
|
|
Nov 10, 2025
Q3 2025
|
Antipodes Partners LTD
Royal Exchange, C3 |
SELL
|
- |
-90.8K- 73.98% |
$28.3M - $43.8M
|
32K
$14.4M
|
|
|
Nov 14, 2025
Q3 2025
|
Deerfield Management Company, L.P. (Series C)
New York, NY |
SELL
|
- |
-77.1K- 53.15% |
$24M - $37.2M
|
67.9K
$30.5M
|
|
|
Nov 13, 2025
Q3 2025
|
Prudential Financial Inc
Newark, NJ |
SELL
|
- |
-74.8K- 89.12% |
$23.3M - $36.1M
|
9.13K
$4.1M
|
|
|
Nov 12, 2025
Q3 2025
|
Dimensional Fund Advisors LP
Austin, TX |
SELL
|
- |
-63.6K- 20.82% |
$19.8M - $30.7M
|
242K
$109M
|
|
|
Nov 14, 2025
Q3 2025
|
Schonfeld Strategic Advisors LLC
New York, NY |
SELL
|
- |
-49K- 83.48% |
$15.3M - $23.6M
|
9.71K
$4.36M
|
|
|
Nov 04, 2025
Q3 2025
|
Principal Financial Group Inc
Des Moines, IA |
SELL
|
- |
-45.1K- 89.27% |
$14M - $21.8M
|
5.42K
$2.43M
|
|
|
Nov 14, 2025
Q3 2025
|
Morgan Stanley
New York, NY |
SELL
|
- |
-44.9K- 5.82% |
$14M - $21.7M
|
726K
$326M
|
|
|
Nov 14, 2025
Q3 2025
|
Palo Alto Investors LP
Palo Alto, CA |
SELL
|
- |
-43.2K- 57.21% |
$13.4M - $20.8M
|
32.3K
$14.5M
|
|
|
Nov 13, 2025
Q3 2025
|
Deutsche Bank Ag\
Frankfurt Am Main, 2M |
SELL
|
- |
-43K- 6.62% |
$13.4M - $20.7M
|
606K
$272M
|
|
|
Nov 07, 2025
Q3 2025
|
Eagle Health Investments LP
Greenwich, CT |
SELL
|
- |
-42K- 63.92% |
$13.1M - $20.2M
|
23.7K
$10.6M
|
|
|
Nov 12, 2025
Q3 2025
|
First Trust Advisors LP
Wheaton, IL |
SELL
|
- |
-41.4K- 16.45% |
$12.9M - $20M
|
210K
$94.5M
|
|
|
Nov 13, 2025
Q3 2025
|
Wells Fargo & Company
San Francisco, CA |
SELL
|
- |
-41.3K- 12.82% |
$12.8M - $19.9M
|
281K
$126M
|
|
|
Nov 14, 2025
Q3 2025
|
Orbimed Advisors LLC
San Diego, CA |
SELL
|
- |
-40.3K- 11.79% |
$12.5M - $19.4M
|
302K
$135M
|
|
|
Nov 14, 2025
Q3 2025
|
Zurich Insurance Group LTD
Zurich, V8 |
SELL
|
- |
-37.8K- 55.77% |
$11.8M - $18.2M
|
30K
$13.5M
|
|
|
Nov 13, 2025
Q3 2025
|
Panagora Asset Management Inc
Boston, MA |
SELL
|
- |
-30.1K- 32.59% |
$9.38M - $14.5M
|
62.4K
$28M
|
|
|
Nov 14, 2025
Q3 2025
|
Casdin Capital, LLC
New York, NY |
SELL
|
- |
-26.5K- 32.52% |
$8.24M - $12.8M
|
55K
$24.7M
|
|
|
Nov 14, 2025
Q3 2025
|
Rock Springs Capital Management LP
Baltimore, MD |
SELL
|
- |
-25.8K- 25.75% |
$8.01M - $12.4M
|
74.3K
$33.4M
|
|
|
Nov 05, 2025
Q3 2025
|
Candriam S.C.A.
|
SELL
|
- |
-25.7K- 10.78% |
$7.99M - $12.4M
|
212K
$95.4M
|
|
|
Nov 14, 2025
Q3 2025
|
Eventide Asset Management, LLC
Boston, MA |
SELL
|
- |
-24.2K- 19.19% |
$7.52M - $11.6M
|
102K
$45.7M
|
|
|
Nov 14, 2025
Q3 2025
|
Alliancebernstein L.P.
New York, NY |
SELL
|
- |
-23.4K- 34.79% |
$7.27M - $11.3M
|
43.8K
$19.7M
|
|
|
Nov 13, 2025
Q3 2025
|
Scs Capital Management LLC
Boston, MA |
SELL
|
- |
-20K- 11.72% |
$6.22M - $9.64M
|
151K
$67.7M
|
|
|
Nov 13, 2025
Q3 2025
|
Rhenman & Partners Asset Management Ab
Stockholm, V7 |
SELL
|
- |
-19.3K- 37.74% |
$6.01M - $9.32M
|
31.9K
$14.3M
|
|
|
Nov 14, 2025
Q3 2025
|
Manufacturers Life Insurance Company, The
Toronto, A6 |
SELL
|
- |
-19.2K- 22.07% |
$5.96M - $9.24M
|
67.7K
$30.4M
|
|
|
Nov 14, 2025
Q3 2025
|
Point72 Europe (London) LLP
London, X0 |
SELL
|
- |
-19.1K- 95.95% |
$5.95M - $9.22M
|
807
$362K
|
|
|
Nov 14, 2025
Q3 2025
|
Driehaus Capital Management LLC
Chicago, IL |
SELL
|
- |
-18.3K- 23.0% |
$5.7M - $8.84M
|
61.4K
$27.6M
|
|
|
Nov 14, 2025
Q3 2025
|
Walleye Capital LLC
Plymouth, MN |
SELL
|
- |
-16.4K- 42.28% |
$5.09M - $7.89M
|
22.3K
$10M
|
|
|
Nov 12, 2025
Q3 2025
|
Rafferty Asset Management, LLC
New York, NY |
SELL
|
- |
-15K- 46.73% |
$4.68M - $7.25M
|
17.2K
$7.7M
|
|
|
Nov 14, 2025
Q3 2025
|
Janus Henderson Group PLC
London, X0 |
SELL
|
- |
-14.6K- 9.68% |
$4.53M - $7.02M
|
136K
$61M
|
|
|
Nov 13, 2025
Q3 2025
|
Van Eck Associates Corp
|
SELL
|
- |
-13.4K- 24.61% |
$4.18M - $6.47M
|
41.1K
$18.5M
|
|
|
Nov 13, 2025
Q3 2025
|
Twin Tree Management, LP
Dallas, TX |
SELL
|
PUT |
-13K- 59.36% |
$4.04M - $6.27M
|
8.9K
$4M
|
|
|
Nov 13, 2025
Q3 2025
|
Ensign Peak Advisors, Inc
Salt Lake City, UT |
SELL
|
- |
-12.7K- 15.84% |
$3.97M - $6.15M
|
67.7K
$30.4M
|
|
|
Nov 13, 2025
Q3 2025
|
Fil LTD
Hamilton, D0 |
SELL
|
- |
-12.5K- 8.42% |
$3.87M - $6M
|
135K
$60.9M
|
|
|
Nov 12, 2025
Q3 2025
|
Catalyst Funds Management Pty LTD
Sydney Nsw, C3 |
SELL
|
- |
-10.9K- 56.67% |
$3.38M - $5.25M
|
8.32K
$3.74M
|
|
|
Nov 14, 2025
Q3 2025
|
Amundi
Paris, I0 |
SELL
|
- |
-9.91K- 2.51% |
$3.08M - $4.78M
|
384K
$173M
|
|
|
Nov 14, 2025
Q3 2025
|
State Board Of Administration Of Florida Retirement System
|
SELL
|
- |
-9.82K- 7.73% |
$3.06M - $4.74M
|
117K
$52.7M
|
|
|
Nov 14, 2025
Q3 2025
|
State Of Wisconsin Investment Board
Madison, WI |
SELL
|
- |
-9.58K- 12.26% |
$2.98M - $4.62M
|
68.5K
$30.8M
|
|
|
Nov 12, 2025
Q3 2025
|
Sterling Capital Management LLC
Charlotte, NC |
SELL
|
- |
-9.26K- 76.62% |
$2.88M - $4.47M
|
2.83K
$1.27M
|
|
|
Nov 13, 2025
Q3 2025
|
Hsbc Holdings PLC
London, X0 |
SELL
|
- |
-8.73K- 10.68% |
$2.72M - $4.21M
|
73K
$32.8M
|
|
|
Nov 14, 2025
Q3 2025
|
Trexquant Investment LP
Stamford, CT |
SELL
|
- |
-8.15K- 39.66% |
$2.53M - $3.93M
|
12.4K
$5.57M
|
|
|
Nov 14, 2025
Q3 2025
|
Gilder Gagnon Howe & CO LLC
New York, NY |
SELL
|
- |
-7.77K- 2.3% |
$2.42M - $3.74M
|
329K
$148M
|
|
|
Nov 14, 2025
Q3 2025
|
Goldman Sachs Group Inc
New York, NY |
SELL
|
- |
-6.97K- 1.28% |
$2.17M - $3.36M
|
538K
$242M
|
|