Janus Henderson Group’s Amphastar Pharmaceuticals AMPH Stock Holding History

Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake
Trade Value Portfolio Weight Portfolio Position
2025
Q3
$449K Hold
2025
Q2
$387K Sell
2025
Q1
$3.54M Sell
2024
Q4
$7.03M Buy
2024
Q3
$7.14M Sell
2024
Q2
$6.25M Sell
2024
Q1
$6.99M Sell
2023
Q4
$10.2M Buy
2023
Q3
$5.18M Buy
2023
Q2
$5.58M Sell
2023
Q1
$3.9M Buy
2022
Q4
$216K Hold
2022
Q3
$217K Sell
2022
Q2
$270K Sell
2022
Q1
$13M Sell
2021
Q4
$22.7M Buy
2021
Q3
$18.4M Buy
2021
Q2
$11.2M Buy