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 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
|
Ubs Group Ag
|
SELL
|
CALL |
-12.5K- 80.71% |
$3.89M - $6.03M
|
2.99K
$1.34M
|
|
|
Nov 13, 2025
Q3 2025
|
Fil LTD
Hamilton, D0 |
SELL
|
- |
-12.5K- 8.42% |
$3.87M - $6M
|
135K
$60.9M
|
|
|
Oct 16, 2025
Q3 2025
|
Portman Square Capital LLP
London, X0 |
SELL
|
PUT |
-11K- 30.56% |
$3.42M - $5.3M
|
25K
$11.2M
|
|
|
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
|
|
|
Oct 31, 2025
Q3 2025
|
Mitsubishi Ufj Trust & Banking Corp
Tokyo, M0 |
SELL
|
- |
-8.27K- 9.65% |
$2.57M - $3.99M
|
77.5K
$34.8M
|
|
|
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
|
|
|
Nov 13, 2025
Q3 2025
|
Comerica Bank
|
SELL
|
- |
-6.83K- 36.67% |
$2.12M - $3.29M
|
11.8K
$5.3M
|
|
|
Nov 13, 2025
Q3 2025
|
Hudson Bay Capital Management LP
Greenwich, CT |
SELL
|
- |
-5.94K- 38.68% |
$1.85M - $2.86M
|
9.41K
$4.23M
|
|
|
Nov 14, 2025
Q3 2025
|
683 Capital Management, LLC
New York, NY |
SELL
|
PUT |
-5.6K- 3.96% |
$1.74M - $2.7M
|
136K
$61M
|
|
|
Nov 14, 2025
Q3 2025
|
Polar Asset Management Partners Inc.
Toronto, A6 |
SELL
|
- |
-5.5K- 57.25% |
$1.71M - $2.65M
|
4.1K
$1.84M
|
|
|
Nov 13, 2025
Q3 2025
|
Atika Capital Management LLC
New York, NY |
SELL
|
- |
-5.49K- 19.83% |
$1.71M - $2.65M
|
22.2K
$9.97M
|
|
|
Nov 03, 2025
Q3 2025
|
J. Safra Sarasin Holding Ag
Basel, V8 |
SELL
|
- |
-5.47K- 36.5% |
$1.7M - $2.64M
|
9.52K
$4.28M
|
|
|
Nov 07, 2025
Q3 2025
|
Skandinaviska Enskilda Banken Ab (Publ)
Stockholm, V7 |
SELL
|
- |
-5.24K- 6.17% |
$1.63M - $2.52M
|
79.7K
$35.8M
|
|
|
Nov 10, 2025
Q3 2025
|
China Universal Asset Management Co., Ltd.
Shanghai, F4 |
SELL
|
- |
-5.03K- 18.08% |
$1.56M - $2.43M
|
22.8K
$10.2M
|
|
|
Nov 03, 2025
Q3 2025
|
Efg Asset Management (North America) Corp.
|
SELL
|
- |
-4.83K- 22.81% |
$1.5M - $2.33M
|
16.3K
$7.34M
|
|
|
Nov 14, 2025
Q3 2025
|
Parkman Healthcare Partners LLC
Stamford, CT |
SELL
|
- |
-4.65K- 5.03% |
$1.45M - $2.24M
|
87.7K
$39.4M
|
|
|
Nov 13, 2025
Q3 2025
|
Capital International LTD
Los Angeles, CA |
SELL
|
- |
-4.58K- 5.53% |
$1.42M - $2.21M
|
78.2K
$35.1M
|
|
|
Nov 07, 2025
Q3 2025
|
Shell Asset Management CO
The Hague, P7 |
SELL
|
- |
-4.48K- 61.71% |
$1.39M - $2.16M
|
2.78K
$1.25M
|
|
|
Nov 06, 2025
Q3 2025
|
Rhumbline Advisers
Boston, MA |
SELL
|
- |
-3.99K- 1.99% |
$1.24M - $1.92M
|
196K
$88.3M
|
|
|
Oct 30, 2025
Q3 2025
|
Universal Beteiligungs Und Servicegesellschaft Mb H
Frankfurt Am Main, 2M |
SELL
|
- |
-3.81K- 3.33% |
$1.19M - $1.84M
|
111K
$49.7M
|
|
|
Nov 12, 2025
Q3 2025
|
Erste Asset Management Gmb H
Vienna, C4 |
SELL
|
- |
-3.8K- 12.75% |
$1.18M - $1.83M
|
26K
$11.7M
|
|
|
Nov 14, 2025
Q3 2025
|
Efg Asset Management (Americas) Corp.
|
SELL
|
- |
-3.63K- 27.18% |
$1.13M - $1.75M
|
9.74K
$4.37M
|
|
|
Nov 13, 2025
Q3 2025
|
Himension Capital (Singapore) Pte. Ltd.
Singapore, U0 |
SELL
|
- |
-3.39K- 25.15% |
$1.06M - $1.64M
|
10.1K
$4.53M
|
|
|
Nov 13, 2025
Q3 2025
|
Bank Of Montreal
Toronto, A6 |
SELL
|
- |
-3.18K- 24.24% |
$989K - $1.53M
|
9.93K
$4.46M
|
|
|
Nov 05, 2025
Q3 2025
|
Profund Advisors LLC
|
SELL
|
- |
-2.88K- 44.9% |
$897K - $1.39M
|
3.54K
$1.59M
|
|
|
Nov 14, 2025
Q3 2025
|
Brown Advisory Inc
|
SELL
|
- |
-2.88K- 9.77% |
$896K - $1.39M
|
26.6K
$11.9M
|
|
|
Oct 30, 2025
Q3 2025
|
Teacher Retirement System Of Texas
Austin, TX |
SELL
|
- |
-2.77K- 7.6% |
$861K - $1.33M
|
33.6K
$15.1M
|
|
|
Nov 14, 2025
Q3 2025
|
Ci Private Wealth, LLC
Miami, FL |
SELL
|
- |
-2.76K- 6.55% |
$859K - $1.33M
|
39.4K
$17.7M
|
|
|
Nov 07, 2025
Q3 2025
|
Neos Investment Management LLC
Westport, CT |
SELL
|
- |
-2.74K- 51.65% |
$852K - $1.32M
|
2.56K
$1.15M
|
|
|
Oct 24, 2025
Q3 2025
|
Tema Etfs LLC
New York, NY |
SELL
|
- |
-2.74K- 51.65% |
$852K - $1.32M
|
2.56K
$1.15M
|
|
|
Nov 14, 2025
Q3 2025
|
Toronto Dominion Bank
Toronto, Ontario, A6 |
SELL
|
- |
-2.4K- 10.17% |
$748K - $1.16M
|
21.2K
$9.53M
|
|