Activist 13D/13G Filings - ALNYLAM PHARMACEUTICALS INC. (ALNY)

Real time Form 13D and 13G transaction reports:

  • Schedule 13D must be filed within ten days after a person or an organization acquires beneficial ownership of more than 5% of a voting class of a company’s equity securities.
  • Due to inconsistent filing format, it is highly recommended that you read the orignal filing form.
  • Shares are not adjusted for stock split.
"Insiders might sell their shares for any number of reasons, but they buy them for only one: they think the price will rise"
- Peter Lynch
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Time period
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Reported
DateTime
TypeCompany
Symbol
Filed By
Symbol
Shares Owned
% Owned
Shares Vs. Prev ReportFiling
2024-02-13
4:59 pm
Purchase
13GALYNLAM PHARMACEUTICALS INC
ALNY
VANGUARD GROUP INC11,943,895
9.52%
436,779increase
(+3.80%)
View
2024-02-09
6:14 pm
Sale
13GALYNLAM PHARMACEUTICALS INC
ALNY
Capital World Investors16,398,889
13.1%
-195,069decrease
(-1.18%)
View
2024-02-09
08:40 am
Purchase
13GALYNLAM PHARMACEUTICALS INC
ALNY
WELLINGTON MANAGEMENT GROUP LLP7,252,907
5.78%
991,265increase
(+15.83%)
View
2024-02-09
08:35 am
Sale
13GALYNLAM PHARMACEUTICALS INC
ALNY
FMR LLC10,342,397
8.239%
-3,200,428decrease
(-23.63%)
View
2024-01-29
12:18 pm
Sale
13GALYNLAM PHARMACEUTICALS INC
ALNY
BAILLIE GIFFORD & CO6,967,097
5.55%
-2,440,774decrease
(-25.94%)
View
2024-01-26
5:25 pm
Sale
13GALYNLAM PHARMACEUTICALS INC
ALNY
BlackRock Inc.
BLK
8,546,557
6.8%
-119,145decrease
(-1.37%)
View
2023-02-14
12:38 pm
Sale
13GALYNLAM PHARMACEUTICALS INC
ALNY
PRICE T ROWE ASSOCIATES INC4,074,144
3.3%
-2,461,224decrease
(-37.66%)
View
2023-02-13
2:49 pm
Purchase
13GALYNLAM PHARMACEUTICALS INC
ALNY
Capital World Investors16,593,958
13.5%
3,777,181increase
(+29.47%)
View
2023-02-09
11:07 am
Purchase
13GALYNLAM PHARMACEUTICALS INC
ALNY
VANGUARD GROUP INC11,507,116
9.35%
804,345increase
(+7.52%)
View
2023-02-09
08:23 am
Sale
13GALYNLAM PHARMACEUTICALS INC
ALNY
FMR LLC13,542,825
11.005%
-4,397,195decrease
(-24.51%)
View
2023-02-06
2:43 pm
Sale
13GALYNLAM PHARMACEUTICALS INC
ALNY
WELLINGTON MANAGEMENT GROUP LLP6,261,642
5.09%
-578,179decrease
(-8.45%)
View
2023-01-31
1:58 pm
Purchase
13GALYNLAM PHARMACEUTICALS INC
ALNY
BlackRock Inc.
BLK
8,665,702
7%
994,300increase
(+12.96%)
View
2023-01-19
12:08 pm
Sale
13GALYNLAM PHARMACEUTICALS INC
ALNY
BAILLIE GIFFORD & CO9,407,871
7.65%
-1,208,880decrease
(-11.39%)
View
2022-09-09
12:30 pm
Purchase
13GALYNLAM PHARMACEUTICALS INC
ALNY
Capital World Investors12,816,777
10.7%
12,816,777increase
(New Position)
View
2022-02-14
2:34 pm
Purchase
13GALYNLAM PHARMACEUTICALS INC
ALNY
PRICE T ROWE ASSOCIATES INC6,535,368
5.4%
2,859,543increase
(+77.79%)
View
2022-02-09
3:24 pm
Purchase
13GALYNLAM PHARMACEUTICALS INC
ALNY
VANGUARD GROUP INC10,702,771
8.95%
176,347increase
(+1.68%)
View
2022-02-09
09:09 am
Purchase
13GALYNLAM PHARMACEUTICALS INC
ALNY
FMR LLC17,940,020
14.999%
1,848,075increase
(+11.48%)
View
2022-02-04
09:12 am
Sale
13GALYNLAM PHARMACEUTICALS INC
ALNY
WELLINGTON MANAGEMENT GROUP LLP6,839,821
5.72%
-3,217,119decrease
(-31.99%)
View
2022-02-02
7:11 pm
Sale
13GALYNLAM PHARMACEUTICALS INC
ALNY
BlackRock Inc.
BLK
7,671,402
6.4%
-1,052,318decrease
(-12.06%)
View
2022-01-18
07:06 am
Purchase
13GALYNLAM PHARMACEUTICALS INC
ALNY
BAILLIE GIFFORD & CO10,616,751
8.88%
1,484,329increase
(+16.25%)
View
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