Byrne Asset Management’s Biogen BIIB Stock Holding History

Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake
Trade Value Portfolio Weight Portfolio Position
2025
Q3
$5.32K Buy
2024
Q4
Sell
2024
Q3
$1.94K Hold
2024
Q2
$2.29K Hold
2024
Q1
$2.16K Hold
2023
Q4
$2.62K Sell
2023
Q3
$6K Buy
2023
Q2
$6K Buy