AMPHASTAR PHARMACEUTICALS IN's ticker is AMPH and the CUSIP is 03209R103. A total of 241 filers reported holding AMPHASTAR PHARMACEUTICALS IN in Q2 2023. The put-call ratio across all filers is 0.69 and the average weighting 0.1%.
Quarter-by-quarter ownership
Value | Shares | Weighting | ||||
---|---|---|---|---|---|---|
Q3 2023 | $3,087,079 | -48.3% | 67,125 | -35.4% | 0.00% | – |
Q2 2023 | $5,973,260 | +49.3% | 103,937 | -2.6% | 0.00% | – |
Q1 2023 | $4,000,388 | +213.1% | 106,677 | +133.9% | 0.00% | – |
Q4 2022 | $1,277,712 | -48.3% | 45,600 | -48.2% | 0.00% | – |
Q3 2022 | $2,473,000 | -59.5% | 87,968 | -49.8% | 0.00% | -100.0% |
Q2 2022 | $6,101,000 | +99.1% | 175,381 | +105.4% | 0.00% | – |
Q1 2022 | $3,065,000 | +543.9% | 85,382 | +228.7% | 0.00% | – |
Q1 2021 | $476,000 | +18.4% | 25,974 | +29.6% | 0.00% | – |
Q4 2020 | $402,000 | -79.4% | 20,034 | -80.7% | 0.00% | – |
Q3 2020 | $1,948,000 | -22.0% | 103,877 | -6.5% | 0.00% | – |
Q2 2020 | $2,496,000 | +434.5% | 111,134 | +253.3% | 0.00% | – |
Q1 2020 | $467,000 | -26.9% | 31,458 | -5.1% | 0.00% | – |
Q4 2019 | $639,000 | -40.1% | 33,133 | -38.3% | 0.00% | – |
Q3 2019 | $1,066,000 | -75.8% | 53,741 | -74.2% | 0.00% | – |
Q2 2019 | $4,403,000 | +1161.6% | 208,562 | +810.9% | 0.00% | – |
Q2 2018 | $349,000 | -50.3% | 22,895 | -52.7% | 0.00% | – |
Q1 2017 | $702,000 | -59.4% | 48,400 | -48.4% | 0.00% | -100.0% |
Q4 2016 | $1,728,000 | +148.3% | 93,823 | +155.6% | 0.00% | – |
Q3 2016 | $696,000 | +6.9% | 36,700 | -9.2% | 0.00% | – |
Q2 2016 | $651,000 | -8.8% | 40,400 | -19.5% | 0.00% | – |
Q4 2015 | $714,000 | +66.0% | 50,177 | +36.7% | 0.00% | – |
Q3 2015 | $430,000 | -53.2% | 36,713 | -29.8% | 0.00% | – |
Q2 2015 | $919,000 | – | 52,287 | – | 0.00% | – |
Download |
Other shareholders
Name | Shares | Value | Weighting ↓ |
---|---|---|---|
Alambic Investment Management, L.P. | 29,423 | $583,000 | 0.44% |
Matarin Capital Management, LLC | 223,184 | $4,426,000 | 0.34% |
Summit Global Investments | 42,725 | $847,000 | 0.10% |
FEDERATED HERMES, INC. | 1,747,921 | $34,661,000 | 0.08% |
ROTHSCHILD & CO ASSET MANAGEMENT US INC. | 347,307 | $6,887,000 | 0.08% |
MARSHALL WACE, LLP | 413,293 | $8,196,000 | 0.06% |
BOSTON ADVISORS LLC | 42,365 | $840,000 | 0.04% |
MARTINGALE ASSET MANAGEMENT L P | 214,444 | $4,254,000 | 0.04% |
JACOBS LEVY EQUITY MANAGEMENT, INC | 177,321 | $3,516,000 | 0.04% |
SILVERCREST ASSET MANAGEMENT GROUP LLC | 231,041 | $4,582,000 | 0.04% |