AMPHASTAR PHARMACEUTICALS IN's ticker is AMPH and the CUSIP is 03209R103. A total of 135 filers reported holding AMPHASTAR PHARMACEUTICALS IN in Q4 2018. The put-call ratio across all filers is - and the average weighting 0.0%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q4 2022 | $37,967 | -0.3% | 1,355 | 0.0% | 0.01% | -12.5% |
| Q3 2022 | $38,076 | -19.2% | 1,355 | 0.0% | 0.02% | -15.8% |
| Q2 2022 | $47,140 | -3.1% | 1,355 | 0.0% | 0.02% | +11.8% |
| Q1 2022 | $48,645 | +54.7% | 1,355 | +0.4% | 0.02% | +70.0% |
| Q4 2021 | $31,442 | +23.2% | 1,350 | +0.5% | 0.01% | +11.1% |
| Q3 2021 | $25,530 | -5.7% | 1,343 | 0.0% | 0.01% | -10.0% |
| Q2 2021 | $27,075 | +10.0% | 1,343 | 0.0% | 0.01% | 0.0% |
| Q1 2021 | $24,604 | +150.7% | 1,343 | +175.2% | 0.01% | +150.0% |
| Q4 2020 | $9,814 | +7.3% | 488 | 0.0% | 0.00% | 0.0% |
| Q3 2020 | $9,150 | -16.5% | 488 | 0.0% | 0.00% | -33.3% |
| Q2 2020 | $10,960 | +51.3% | 488 | 0.0% | 0.01% | +20.0% |
| Q1 2020 | $7,242 | -23.1% | 488 | 0.0% | 0.01% | 0.0% |
| Q4 2019 | $9,414 | -2.7% | 488 | 0.0% | 0.01% | 0.0% |
| Q3 2019 | $9,677 | -6.1% | 488 | 0.0% | 0.01% | -16.7% |
| Q2 2019 | $10,302 | +3.3% | 488 | 0.0% | 0.01% | 0.0% |
| Q1 2019 | $9,970 | +2.7% | 488 | 0.0% | 0.01% | 0.0% |
| Q4 2018 | $9,711 | +3.4% | 488 | 0.0% | 0.01% | 0.0% |
| Q3 2018 | $9,389 | +26.1% | 488 | 0.0% | 0.01% | +20.0% |
| Q2 2018 | $7,447 | -18.6% | 488 | 0.0% | 0.01% | -28.6% |
| Q1 2018 | $9,150 | -2.5% | 488 | 0.0% | 0.01% | 0.0% |
| Q4 2017 | $9,389 | +7.7% | 488 | 0.0% | 0.01% | 0.0% |
| Q3 2017 | $8,721 | – | 488 | – | 0.01% | – |
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% |