Tower Research Capital (TRC)’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 | $82.3K | Buy |
3,583
+2,596
| +263% | +$59.6K | ﹤0.01% | 2542 |
|
|
2025
Q1 | $28.6K | Sell |
987
-158
| -14% | -$4.58K | ﹤0.01% | 2656 |
|
|
2024
Q4 | $42.5K | Buy |
1,145
+348
| +44% | +$12.9K | ﹤0.01% | 2657 |
|
|
2024
Q3 | $38.7K | Sell |
797
-7,661
| -91% | -$372K | ﹤0.01% | 2869 |
|
|
2024
Q2 | $338K | Buy |
8,458
+7,277
| +616% | +$291K | 0.01% | 1651 |
|
|
2024
Q1 | $51.9K | Sell |
1,181
-10,275
| -90% | -$451K | ﹤0.01% | 2250 |
|
|
2023
Q4 | $709K | Buy |
11,456
+10,291
| +883% | +$636K | 0.01% | 1098 |
|
|
2023
Q3 | $53.6K | Buy |
1,165
+23
| +2% | +$1.06K | ﹤0.01% | 2492 |
|
|
2023
Q2 | $65.6K | Sell |
1,142
-856
| -43% | -$49.2K | ﹤0.01% | 2340 |
|
|
2023
Q1 | $75K | Buy |
1,998
+1,347
| +207% | +$50.6K | ﹤0.01% | 2130 |
|
|
2022
Q4 | $18K | Sell |
651
-4,492
| -87% | -$124K | ﹤0.01% | 3198 |
|
|
2022
Q3 | $144K | Buy |
5,143
+3,044
| +145% | +$85.2K | ﹤0.01% | 2227 |
|
|
2022
Q2 | $73K | Sell |
2,099
-8,184
| -80% | -$285K | ﹤0.01% | 2534 |
|
|
2022
Q1 | $370K | Buy |
10,283
+9,196
| +846% | +$331K | ﹤0.01% | 1330 |
|
|
2021
Q4 | $25K | Sell |
1,087
-3,380
| -76% | -$77.7K | ﹤0.01% | 3409 |
|
|
2021
Q3 | $85K | Buy |
4,467
+2,205
| +97% | +$42K | ﹤0.01% | 2523 |
|
|
2021
Q2 | $46K | Sell |
2,262
-48
| -2% | -$976 | ﹤0.01% | 3080 |
|
|
2021
Q1 | $42K | Buy |
2,310
+1,273
| +123% | +$23.1K | ﹤0.01% | 3262 |
|
|
2020
Q4 | $21K | Sell |
1,037
-13,125
| -93% | -$266K | ﹤0.01% | 3828 |
|
|
2020
Q3 | $266K | Buy |
14,162
+10,233
| +260% | +$192K | ﹤0.01% | 2289 |
|
|
2020
Q2 | $88K | Buy |
+3,929
| New | +$88K | ﹤0.01% | 2570 |
|
|
2019
Q2 | – | Sell |
-505
| Closed | -$10K | – | 3625 |
|
|
2019
Q1 | $10K | Buy |
+505
| New | +$10K | ﹤0.01% | 2661 |
|
|
2018
Q3 | – | Sell |
-2,642
| Closed | -$40K | – | 3724 |
|
|
2018
Q2 | $40K | Sell |
2,642
-16
| -0.6% | -$242 | ﹤0.01% | 1964 |
|
|
2018
Q1 | $50K | Buy |
+2,658
| New | +$50K | ﹤0.01% | 1671 |
|
|
2017
Q4 | – | Sell |
-7,623
| Closed | -$136K | – | 3475 |
|
|
2017
Q3 | $136K | Buy |
+7,623
| New | +$136K | 0.01% | 1075 |
|
|
2017
Q2 | – | Sell |
-2,558
| Closed | -$37K | – | 2660 |
|
|
2017
Q1 | $37K | Buy |
2,558
+1,102
| +76% | +$15.9K | ﹤0.01% | 890 |
|
|
2016
Q4 | $27K | Buy |
+1,456
| New | +$27K | ﹤0.01% | 1867 |
|
|
2016
Q3 | – | Sell |
-1,123
| Closed | -$18K | – | 3578 |
|
|
2016
Q2 | $18K | Buy |
1,123
+323
| +40% | +$5.18K | ﹤0.01% | 2314 |
|
|
2016
Q1 | $10K | Buy |
+800
| New | +$10K | ﹤0.01% | 1931 |
|
|
2015
Q3 | – | Sell |
-2,960
| Closed | -$52K | – | 3950 |
|
|
2015
Q2 | $52K | Buy |
+2,960
| New | +$52K | ﹤0.01% | 1321 |
|
|
2015
Q1 | – | Sell |
-872
| Closed | -$10K | – | 4372 |
|
|
2014
Q4 | $10K | Sell |
872
-3,888
| -82% | -$44.6K | ﹤0.01% | 2126 |
|
|
2014
Q3 | $55K | Buy |
+4,760
| New | +$55K | 0.01% | 1449 |
|