Arrowstreet Capital’s Alnylam Pharmaceuticals ALNY Stock Holding History

Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake
Trade Value Portfolio Weight Portfolio Position
2025
Q3
$618M Buy
2025
Q2
$55.3M Buy
2025
Q1
$1.09M Buy
2024
Q3
Sell
2024
Q2
$3.64M Buy
2021
Q1
Sell
2020
Q4
$7.97M Buy
2020
Q3
$541K Buy
2020
Q2
$326K Buy
2020
Q1
Sell
2019
Q4
$380K Buy
2017
Q4
Sell
2017
Q3
$6.05M Buy
2015
Q3
Sell
2015
Q2
$1.59M Buy
2014
Q2
Sell
2014
Q1
$2.89M Buy