Latest Institutional Transactions on Alnylam Pharmaceuticals, Inc. (ALNY)
This table provides information on the latest institutional transactions involving Alnylam Pharmaceuticals, Inc. (ALNY) stock. The table includes the name of the institution, the type of operation (buy or sell), whether options were involved, the number of shares exchanged, the range of values for the transaction, and the number of shares held by the institution after the transaction has occurred.
| Report Date | Institution (Fund) | Operation | Option | Shares change | Value Range | Shares Held | Trade History |
|---|---|---|---|---|---|---|---|
|
Nov 12, 2025
Q3 2025
|
First Trust Advisors LP
Wheaton, IL |
SELL
|
- |
-41.4K- 16.45% |
$12.9M - $20M
|
210K
$94.5M
|
|
|
Nov 12, 2025
Q3 2025
|
Geode Capital Management, LLC
Boston, MA |
BUY
|
- |
100K+ 4.19% |
$31.3M - $48.4M
|
2.5M
$1.12B
|
|
|
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 12, 2025
Q3 2025
|
Harbour Investments, Inc.
Madison, WI |
BUY
|
- |
31+ 32.29% |
$9.64K - $14.9K
|
127
$57K
|
|
|
Nov 12, 2025
Q3 2025
|
Proficio Capital Partners LLC
Newton, MA |
SELL
|
- |
-394- 44.67% |
$123K - $190K
|
488
$219K
|
|
|
Nov 12, 2025
Q3 2025
|
Principal Securities, Inc.
Des Moines, IA |
BUY
|
- |
724+ 42.24% |
$225K - $349K
|
2.44K
$1.1M
|
|
|
Nov 12, 2025
Q3 2025
|
Accent Capital Management, LLC
Dayton, OH |
BUY
|
- |
12New |
$3.73K - $5.79K
|
12
$5.39K
|
|
|
Nov 12, 2025
Q3 2025
|
Police & Firemen'S Retirement System Of New Jersey
Trenton, NJ |
BUY
|
- |
1.13K+ 5.96% |
$352K - $545K
|
20.1K
$9.02M
|
|
|
Nov 12, 2025
Q3 2025
|
Victory Capital Management Inc
|
BUY
|
- |
24.1K+ 15.39% |
$7.48M - $11.6M
|
180K
$81M
|
|
|
Nov 12, 2025
Q3 2025
|
J.P. Marvel Investment Advisors, LLC
|
BUY
|
- |
281+ 4.12% |
$87.4K - $135K
|
7.11K
$3.19M
|
|
|
Nov 12, 2025
Q3 2025
|
Lpl Financial LLC
Fort Mill, SC |
BUY
|
- |
18.1K+ 59.79% |
$5.64M - $8.75M
|
48.5K
$21.8M
|
|
|
Nov 12, 2025
Q3 2025
|
Buckingham Strategic Partners
Saint Louis, MO |
BUY
|
- |
4.32K+ 532.96% |
$1.34M - $2.08M
|
5.13K
$2.3M
|
|
|
Nov 12, 2025
Q3 2025
|
Ci Investments Inc.
Toronto, A6 |
BUY
|
- |
3.11K+ 75.55% |
$967K - $1.5M
|
7.22K
$3.24M
|
|
|
Nov 12, 2025
Q3 2025
|
Dimensional Fund Advisors LP
Austin, TX |
SELL
|
- |
-63.6K- 20.82% |
$19.8M - $30.7M
|
242K
$109M
|
|
|
Nov 12, 2025
Q3 2025
|
Stifel Financial Corp
St. Louis, MO |
BUY
|
- |
6.6K+ 48.14% |
$2.05M - $3.18M
|
20.3K
$9.12M
|
|
|
Nov 12, 2025
Q3 2025
|
Teachers Retirement System Of The State Of Kentucky
Frankfort, KY |
SELL
|
- |
-400- 1.2% |
$124K - $193K
|
32.8K
$14.7M
|
|
|
Nov 12, 2025
Q3 2025
|
Ameriflex Group, Inc.
Las Vegas, NV |
BUY
|
- |
70New |
$21.8K - $33.7K
|
70
$31.4K
|
|
|
Nov 12, 2025
Q3 2025
|
Nuveen, LLC
Charlotte, NC |
SELL
|
- |
-187K- 24.15% |
$58.2M - $90.2M
|
588K
$264M
|
|
|
Nov 12, 2025
Q3 2025
|
Insigneo Advisory Services, LLC
Miami, FL |
BUY
|
- |
449New |
$140K - $216K
|
449
$202K
|
|
|
Nov 12, 2025
Q3 2025
|
Headlands Technologies LLC
Chicago, IL |
BUY
|
- |
10.2KNew |
$3.17M - $4.91M
|
10.2K
$4.58M
|
|
|
Nov 12, 2025
Q3 2025
|
Brinker Capital Investments, LLC
|
BUY
|
- |
1.09K+ 25.27% |
$339K - $525K
|
5.4K
$2.42M
|
|
|
Nov 12, 2025
Q3 2025
|
Barclays PLC
London, X0 |
BUY
|
- |
350+ 0.37% |
$109K - $169K
|
94.4K
$42.4M
|
|
|
Nov 12, 2025
Q3 2025
|
Crossmark Global Holdings, Inc.
|
BUY
|
- |
180+ 17.24% |
$56K - $86.8K
|
1.22K
$550K
|
|
|
Nov 12, 2025
Q3 2025
|
Consolidated Portfolio Review Corp
Woodbury, NY |
BUY
|
- |
601New |
$187K - $290K
|
601
$270K
|
|
|
Nov 12, 2025
Q3 2025
|
Jefferies Financial Group Inc.
New York, NY |
BUY
|
- |
8.2K+ 98.3% |
$2.55M - $3.95M
|
16.5K
$7.43M
|
|
|
Nov 12, 2025
Q3 2025
|
Parallel Advisors, LLC
|
SELL
|
- |
-21- 2.57% |
$6.53K - $10.1K
|
796
$358K
|
|
|
Nov 12, 2025
Q3 2025
|
Rosenblum Silverman Sutton S F Inc
San Francisco, CA |
SELL
|
- |
-390- 1.13% |
$121K - $188K
|
34K
$15.3M
|
|
|
Nov 12, 2025
Q3 2025
|
Schroder Investment Management Group
London, X0 |
BUY
|
- |
2.24K+ 26.08% |
$696K - $1.08M
|
10.8K
$4.86M
|
|
|
Nov 12, 2025
Q3 2025
|
Natixis Advisors, L.P.
Boston, MA |
BUY
|
- |
11.6K+ 114.48% |
$3.6M - $5.58M
|
21.7K
$9.74M
|
|
|
Nov 12, 2025
Q3 2025
|
Vinva Investment Management LTD
Sydney, C3 |
BUY
|
- |
1.26KNew |
$391K - $607K
|
1.26K
$565K
|
|
|
Nov 10, 2025
Q3 2025
|
Persistent Asset Partners LTD
Hong Kong, K3 |
BUY
|
- |
2.25KNew |
$701K - $1.09M
|
2.25K
$1.01M
|
|
|
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 10, 2025
Q3 2025
|
Sava Infond D.O.O.
Maribor, 2A |
SELL
|
- |
-540- 24.77% |
$168K - $260K
|
1.64K
$737K
|
|
|
Nov 10, 2025
Q3 2025
|
Raiffeisen Bank International Ag
Vienna, C4 |
BUY
|
- |
2.71K+ 30.38% |
$842K - $1.3M
|
11.6K
$5.21M
|
|
|
Nov 10, 2025
Q3 2025
|
Asahi Life Asset Management Co., Ltd.
|
SELL
|
- |
-237- 18.52% |
$73.7K - $114K
|
1.04K
$468K
|
|
|
Nov 10, 2025
Q3 2025
|
Stevens Capital Management LP
Radnor, PA |
BUY
|
- |
565New |
$176K - $272K
|
565
$254K
|
|
|
Nov 10, 2025
Q3 2025
|
Tredje Ap Fonden
|
BUY
|
- |
1.25K+ 10.28% |
$390K - $605K
|
13.5K
$6.04M
|
|
|
Nov 10, 2025
Q3 2025
|
Lansforsakringar Fondforvaltning Ab (Publ)
Stockholm, V7 |
BUY
|
- |
2.17K+ 5.4% |
$676K - $1.05M
|
42.4K
$19M
|
|
|
Nov 10, 2025
Q3 2025
|
Citigroup Inc
|
SELL
|
- |
-187K- 75.48% |
$58.3M - $90.3M
|
60.9K
$27.3M
|
|
|
Nov 10, 2025
Q3 2025
|
Citigroup Inc
|
BUY
|
PUT |
30KNew |
$9.33M - $14.5M
|
30K
$13.5M
|
|
|
Nov 10, 2025
Q3 2025
|
Antipodes Partners LTD
Royal Exchange, C3 |
SELL
|
- |
-90.8K- 73.98% |
$28.3M - $43.8M
|
32K
$14.4M
|
|
|
Nov 10, 2025
Q3 2025
|
Forsta Ap Fonden
Stockholm, V7 |
BUY
|
- |
1.5K+ 5.68% |
$467K - $723K
|
27.9K
$12.5M
|
|
|
Nov 10, 2025
Q3 2025
|
Rossby Financial, Lcc
Melbourne, FL |
BUY
|
- |
63+ 128.57% |
$19.6K - $30.4K
|
112
$50.3K
|
|
|
Nov 10, 2025
Q3 2025
|
Resources Investment Advisors, Llc.
Overland Park, KS |
SELL
|
- |
-387- 34.65% |
$120K - $187K
|
730
$328K
|
|
|
Nov 10, 2025
Q3 2025
|
Nwk Group, Inc.
San Francisco, CA |
BUY
|
- |
8.54KNew |
$2.66M - $4.12M
|
8.54K
$3.83M
|
|
|
Nov 10, 2025
Q3 2025
|
Alliance Wealth Advisors, LLC /Ut
Bountiful, UT |
BUY
|
- |
504New |
$157K - $243K
|
504
$226K
|
|
|
Nov 10, 2025
Q3 2025
|
Semanteon Capital Management, LP
Newton, MA |
BUY
|
- |
1.23KNew |
$383K - $594K
|
1.23K
$553K
|
|
|
Nov 10, 2025
Q3 2025
|
Kovitz Investment Group Partners, LLC
|
BUY
|
- |
257+ 10.94% |
$80K - $124K
|
2.61K
$1.17M
|
|
|
Nov 10, 2025
Q3 2025
|
Charles Schwab Investment Management Inc
San Francisco, CA |
BUY
|
- |
47K+ 8.22% |
$14.6M - $22.7M
|
619K
$278M
|
|
|
Nov 10, 2025
Q3 2025
|
Vestmark Advisory Solutions, Inc.
|
SELL
|
- |
-655- 37.64% |
$204K - $316K
|
1.09K
$487K
|
|