William Blair Investment Management’s Bio-Techne TECH Stock Holding History

Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake
Trade Value Portfolio Weight Portfolio Position
2025
Q3
$95.1M Buy
2025
Q2
$50M Sell
2025
Q1
$58M Sell
2024
Q4
$77.4M Sell
2024
Q3
$88.7M Sell
2024
Q2
$81.2M Sell
2024
Q1
$153M Sell
2023
Q4
$172M Sell
2023
Q3
$158M Sell
2023
Q2
$189M Buy
2022
Q2
Sell
2022
Q1
$206M Sell
2021
Q4
$302M Sell
2021
Q3
$317M Sell
2021
Q2
$307M Sell
2021
Q1
$316M Buy
2020
Q4
$232M Buy