RA Capital Management’s Biogen BIIB Stock Holding History

Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake
Trade Value Portfolio Weight Portfolio Position
2024
Q4
Sell
2024
Q3
$230M Buy
2024
Q2
$228M Buy
2024
Q1
$160M Buy
2023
Q4
$138M Hold
2023
Q3
$137M Hold
2023
Q2
$152M Hold
2023
Q1
$148M Hold
2022
Q4
$148M Sell
2022
Q3
$250M Buy
2022
Q2
$148M Hold
2022
Q1
$153M Buy
2015
Q3
Sell
2015
Q2
$1.05M Hold
2015
Q1
$1.1M Hold
2014
Q4
$883K Hold
2014
Q3
$860K Buy