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 |
|---|---|---|---|---|---|---|---|
|
Jul 09, 2025
Q2 2025
|
Gateway Investment Advisers LLC
|
SELL
|
- |
-651- 9.95% |
$146K - $212K
|
5.89K
$1.89M
|
|
|
Jul 09, 2025
Q2 2025
|
Breakwater Capital Group
Paramus, NJ |
SELL
|
- |
-2- 0.19% |
$449 - $652
|
1.03K
$330K
|
|
|
Jul 09, 2025
Q2 2025
|
Pallas Capital Advisors LLC
Braintree, MA |
SELL
|
- |
-4.07K- 61.27% |
$912K - $1.33M
|
2.57K
$825K
|
|
|
Jul 08, 2025
Q2 2025
|
E. Ohman J:Or Asset Management Ab
Stockholm, V7 |
SELL
|
- |
-100- 1.72% |
$22.4K - $32.6K
|
5.7K
$1.83M
|
|
|
Jul 08, 2025
Q2 2025
|
Nbc Securities, Inc.
Birmingham, AL |
BUY
|
- |
12New |
$2.69K - $3.91K
|
12
$3.85K
|
|
|
Jul 08, 2025
Q2 2025
|
Massmutual Trust CO Fsb
|
BUY
|
- |
52+ 36.11% |
$11.7K - $17K
|
196
$62.9K
|
|
|
Jul 07, 2025
Q2 2025
|
Nova Wealth Management, Inc.
Bonita Springs, FL |
SELL
|
- |
-9- 52.94% |
$2.02K - $2.93K
|
8
$2.57K
|
|
|
Jul 07, 2025
Q2 2025
|
Versant Capital Management, Inc
|
BUY
|
- |
51+ 15.18% |
$11.4K - $16.6K
|
387
$124K
|
|
|
Jul 07, 2025
Q2 2025
|
Parallel Advisors, LLC
|
SELL
|
- |
-45- 5.22% |
$10.1K - $14.7K
|
817
$262K
|
|
|
Jul 01, 2025
Q2 2025
|
Central Pacific Bank Trust Division
Honolulu, HI |
BUY
|
- |
365+ 13.76% |
$81.9K - $119K
|
3.02K
$968K
|
|
| Q1 2025 | |||||||
|
Jul 02, 2025
Q1 2025
|
Bank Of Nova Scotia
|
SELL
|
- |
-6- 0.13% |
$1.4K - $1.74K
|
4.51K
$1.45M
|
|
|
Jun 26, 2025
Q1 2025
|
Ag2 R La Mondiale Gestion D'Actifs
Paris, I0 |
BUY
|
- |
5.83KNew |
$1.36M - $1.69M
|
5.83K
$1.87M
|
|
|
Jun 23, 2025
Q1 2025
|
Swedbank Ab
Stockholm, V7 |
BUY
|
- |
4.46K+ 8.03% |
$1.04M - $1.3M
|
60K
$19.2M
|
|
|
May 29, 2025
Q1 2025
|
Quaker Wealth Management, LLC
|
BUY
|
PUT |
2New |
$466 - $581
|
2
$642
|
|
|
May 28, 2025
Q1 2025
|
Jones Financial Companies Lllp
|
SELL
|
- |
-26.5K- 98.45% |
$6.18M - $7.71M
|
419
$134K
|
|
|
May 21, 2025
Q1 2025
|
Acadian Asset Management LLC
Boston, MA |
SELL
|
- |
-7.7K- 46.17% |
$1.79M - $2.24M
|
8.98K
$2.88M
|
|
|
May 21, 2025
Q1 2025
|
Geneos Wealth Management Inc.
|
SELL
|
- |
-15- 6.33% |
$3.5K - $4.36K
|
222
$71.2K
|
|
|
May 20, 2025
Q1 2025
|
Intech Investment Management LLC
West Palm Beach, FL |
SELL
|
- |
-1.68K- 22.12% |
$390K - $487K
|
5.9K
$1.89M
|
|
|
May 20, 2025
Q1 2025
|
Ifm Investors Pty LTD
|
SELL
|
- |
-2.07K- 7.98% |
$482K - $601K
|
23.9K
$7.65M
|
|
|
May 19, 2025
Q1 2025
|
Ubs Asset Management Americas Inc
Chicago, IL |
BUY
|
- |
25.5K+ 3.59% |
$5.95M - $7.42M
|
736K
$236M
|
|
|
May 19, 2025
Q1 2025
|
Plato Investment Management LTD
Sydney, C3 |
SELL
|
- |
-888- 16.01% |
$207K - $258K
|
4.66K
$1.49M
|
|
|
May 16, 2025
Q1 2025
|
Empowered Funds, LLC
|
SELL
|
- |
-1.73K- 22.66% |
$403K - $503K
|
5.9K
$1.89M
|
|
|
May 16, 2025
Q1 2025
|
Hfm Investment Advisors, LLC
Glassboro, NJ |
BUY
|
- |
1New |
$233 - $291
|
1
$321
|
|
|
May 16, 2025
Q1 2025
|
Ross\Johnson & Associates LLC
Plymouth, MN |
BUY
|
- |
1New |
$233 - $291
|
1
$321
|
|
|
May 16, 2025
Q1 2025
|
Goldman Sachs Group Inc
New York, NY |
SELL
|
- |
-32K- 7.03% |
$7.46M - $9.3M
|
423K
$136M
|
|
|
May 16, 2025
Q1 2025
|
Goldman Sachs Group Inc
New York, NY |
BUY
|
PUT |
16KNew |
$3.73M - $4.65M
|
16K
$5.13M
|
|
|
May 15, 2025
Q1 2025
|
Elo Mutual Pension Insurance CO
|
SELL
|
- |
-2.3K- 17.44% |
$537K - $669K
|
10.9K
$3.5M
|
|
|
May 15, 2025
Q1 2025
|
Siemens Fonds Invest Gmb H
Munich, 2M |
BUY
|
- |
106+ 7.77% |
$24.7K - $30.8K
|
1.47K
$472K
|
|
|
May 15, 2025
Q1 2025
|
Wiley Bros. Aintree Capital, LLC
|
BUY
|
- |
828New |
$193K - $241K
|
828
$266K
|
|
|
May 15, 2025
Q1 2025
|
Macquarie Group LTD
Australia, C3 |
BUY
|
- |
11.9K+ 19.66% |
$2.78M - $3.47M
|
72.6K
$23.3M
|
|
|
May 15, 2025
Q1 2025
|
Integral Health Asset Management, LLC
|
BUY
|
- |
5K+ 11.11% |
$1.17M - $1.45M
|
50K
$16M
|
|
|
May 15, 2025
Q1 2025
|
Aviva PLC
|
BUY
|
- |
12.8K+ 16.58% |
$2.99M - $3.72M
|
90.1K
$28.9M
|
|
|
May 15, 2025
Q1 2025
|
Manufacturers Life Insurance Company, The
Toronto, A6 |
SELL
|
- |
-10.2K- 9.38% |
$2.39M - $2.97M
|
98.9K
$31.7M
|
|
|
May 15, 2025
Q1 2025
|
Driehaus Capital Management LLC
Chicago, IL |
BUY
|
- |
23.6K+ 70.63% |
$5.51M - $6.87M
|
57.1K
$18.3M
|
|
|
May 15, 2025
Q1 2025
|
Axa S.A.
Paris, I0 |
SELL
|
- |
-6.65K- 6.98% |
$1.55M - $1.93M
|
88.7K
$28.4M
|
|
|
May 15, 2025
Q1 2025
|
Rock Springs Capital Management LP
Baltimore, MD |
SELL
|
- |
-113K- 44.09% |
$26.3M - $32.8M
|
143K
$46M
|
|
|
May 15, 2025
Q1 2025
|
Iron Triangle Partners LP
Cos Cob, CT |
BUY
|
- |
65.4KNew |
$15.2M - $19M
|
65.4K
$21M
|
|
|
May 15, 2025
Q1 2025
|
Wpg Advisers, LLC
Baltimore, MD |
BUY
|
- |
8+ 20.51% |
$1.86K - $2.33K
|
47
$15.1K
|
|
|
May 15, 2025
Q1 2025
|
Tower Research Capital LLC (Trc)
New York, NY |
SELL
|
- |
-4K- 74.3% |
$932K - $1.16M
|
1.38K
$444K
|
|
|
May 15, 2025
Q1 2025
|
Nissay Asset Management Corp
Tokyo, M0 |
BUY
|
- |
267+ 1.67% |
$62.2K - $77.6K
|
16.2K
$5.2M
|
|
|
May 15, 2025
Q1 2025
|
State Street Corp
Boston, MA |
SELL
|
- |
-56.3K- 1.64% |
$13.1M - $16.4M
|
3.37M
$1.08B
|
|
|
May 15, 2025
Q1 2025
|
Marshall Wace, LLP
London, X0 |
SELL
|
- |
-110K- 28.98% |
$25.6M - $31.9M
|
269K
$86.3M
|
|
|
May 15, 2025
Q1 2025
|
Neos Investment Management LLC
Westport, CT |
SELL
|
- |
-9.85K- 60.33% |
$2.3M - $2.86M
|
6.48K
$2.08M
|
|
|
May 15, 2025
Q1 2025
|
Aster Capital Management (Difc) LTD
Dubai, C0 |
BUY
|
- |
2.45KNew |
$571K - $713K
|
2.45K
$786K
|
|
|
May 15, 2025
Q1 2025
|
Wealth Trak Capital Management LLC
Virginia Beach, VA |
BUY
|
- |
1+ 100.0% |
$233 - $291
|
2
$642
|
|
|
May 15, 2025
Q1 2025
|
Activest Wealth Management
|
SELL
|
- |
-1Closed |
$233 - $291
|
0
$0
|
|
|
May 15, 2025
Q1 2025
|
Frontier Capital Management CO LLC
|
SELL
|
- |
-2.3K- 2.19% |
$536K - $668K
|
102K
$32.9M
|
|
|
May 15, 2025
Q1 2025
|
683 Capital Management, LLC
New York, NY |
SELL
|
PUT |
-7.5K- 12.78% |
$1.75M - $2.18M
|
51.2K
$16.4M
|
|
|
May 15, 2025
Q1 2025
|
Boothbay Fund Management, LLC
New York, NY |
BUY
|
- |
10.1KNew |
$2.35M - $2.93M
|
10.1K
$3.24M
|
|
|
May 15, 2025
Q1 2025
|
Polar Capital Holdings PLC
London, X0 |
SELL
|
- |
-30K- 9.68% |
$6.99M - $8.72M
|
280K
$89.8M
|
|