Deerfield Management’s Amphastar Pharmaceuticals AMPH Stock Holding History

Bought
Maintained
Sold
Quarter Market Value Status Shares Shares
Change %
Capital Flow Portfolio Weight Portfolio Position
2025
Q2
$220K Buy
+9,579
New +$220K ﹤0.01% 103
2024
Q3
Sell
-6,623
Closed -$265K 453
2024
Q2
$265K Buy
+6,623
New +$265K ﹤0.01% 363
2015
Q3
Sell
-448,532
Closed -$7.89M 134
2015
Q2
$7.89M Hold
448,532
0.26% 77
2015
Q1
$6.71M Sell
448,532
-828,045
-65% -$12.4M 0.22% 75
2014
Q4
$14.8M Sell
1,276,577
-138,498
-10% -$1.61M 0.53% 45
2014
Q3
$16.5M Buy
+1,415,075
New +$16.5M 0.6% 47