Arrowstreet Capital’s Amphastar Pharmaceuticals AMPH Stock Holding History
Bought
Maintained
Sold
| Quarter | Market Value | Status | Shares |
Change in Stake | Trade Value | Portfolio Weight | Portfolio Position | |
|---|---|---|---|---|---|---|---|---|
|
2026
Q1 | $6.37M | Sell |
325,291
-234,135
| -42% | -$5.73M | ﹤0.01% | 1087 |
|
|
2025
Q4 | $15M | Buy |
559,426
+167,116
| +43% | +$4.3M | 0.01% | 813 |
|
|
2025
Q3 | $10.5M | Buy |
392,310
+311,071
| +383% | +$8.03M | 0.01% | 943 |
|
|
2025
Q2 | $1.87M | Buy |
+81,239
| New | +$2.02M | ﹤0.01% | 1457 |
|
|
2024
Q2 | – | Sell |
-22,539
| Closed | -$990K | – | 1499 |
|
|
2024
Q1 | $990K | Buy |
+22,539
| New | +$1.16M | ﹤0.01% | 1318 |
|
|
2023
Q4 | – | Sell |
-28,230
| Closed | -$1.3M | – | 1397 |
|
|
2023
Q3 | $1.3M | Sell |
28,230
-869
| -3% | -$47.4K | ﹤0.01% | 933 |
|
|
2023
Q2 | $1.67M | Sell |
29,099
-45,175
| -61% | -$2M | ﹤0.01% | 872 |
|
|
2023
Q1 | $2.79M | Sell |
74,274
-91,766
| -55% | -$3.01M | ﹤0.01% | 839 |
|
|
2022
Q4 | $4.65M | Sell |
166,040
-35,025
| -17% | -$1.02M | 0.01% | 695 |
|
|
2022
Q3 | $5.65M | Sell |
201,065
-103,607
| -34% | -$3.38M | 0.01% | 629 |
|
|
2022
Q2 | $10.6M | Sell |
304,672
-86,913
| -22% | -$3.1M | 0.02% | 485 |
|
|
2022
Q1 | $14.1M | Sell |
391,585
-24,464
| -6% | -$694K | 0.02% | 467 |
|
|
2021
Q4 | $9.69M | Buy |
416,049
+217,577
| +110% | +$4.45M | 0.01% | 661 |
|
|
2021
Q3 | $3.77M | Buy |
198,472
+52,554
| +36% | +$1.03M | ﹤0.01% | 997 |
|
|
2021
Q2 | $2.94M | Buy |
145,918
+90,049
| +161% | +$1.7M | ﹤0.01% | 1231 |
|
|
2021
Q1 | $1.02M | Buy |
+55,869
| New | +$1.04M | ﹤0.01% | 1785 |
|
|
2020
Q1 | – | Sell |
-520,984
| Closed | -$10.1M | – | 1848 |
|
|
2019
Q4 | $10.1M | Buy |
520,984
+67,149
| +15% | +$1.29M | 0.02% | 609 |
|
|
2019
Q3 | $9M | Buy |
453,835
+287,533
| +173% | +$5.99M | 0.02% | 530 |
|
|
2019
Q2 | $3.51M | Buy |
166,302
+15,761
| +10% | +$329K | 0.01% | 747 |
|
|
2019
Q1 | $3.08M | Buy |
+150,541
| New | +$3.37M | 0.01% | 964 |
|
|
2018
Q3 | – | Sell |
-34,840
| Closed | -$532K | – | 1067 |
|
|
2018
Q2 | $532K | Buy |
+34,840
| New | +$609K | ﹤0.01% | 910 |
|
|
2016
Q2 | – | Sell |
-48,212
| Closed | -$579K | – | 1320 |
|
|
2016
Q1 | $579K | Sell |
48,212
-186,910
| -79% | -$2.2M | ﹤0.01% | 1093 |
|
|
2015
Q4 | $3.35M | Buy |
235,122
+76,572
| +48% | +$1.01M | 0.02% | 661 |
|
|
2015
Q3 | $1.85M | Buy |
+158,550
| New | +$2.38M | 0.01% | 765 |
|
Other funds holding AMPH
VCM
BTW