AMPHASTAR PHARMACEUTICALS IN's ticker is AMPH and the CUSIP is 03209R103. A total of 105 filers reported holding AMPHASTAR PHARMACEUTICALS IN in Q2 2016. The put-call ratio across all filers is - and the average weighting 0.0%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2023 | $412,945 | -20.6% | 8,979 | -0.8% | 0.00% | -50.0% |
| Q2 2023 | $519,989 | +56.0% | 9,048 | +1.8% | 0.00% | +100.0% |
| Q1 2023 | $333,263 | +18.7% | 8,887 | -11.3% | 0.00% | 0.0% |
| Q4 2022 | $280,844 | +6.4% | 10,023 | +6.8% | 0.00% | 0.0% |
| Q3 2022 | $264,000 | -17.2% | 9,386 | +2.2% | 0.00% | 0.0% |
| Q2 2022 | $319,000 | -32.6% | 9,182 | -30.3% | 0.00% | 0.0% |
| Q1 2022 | $473,000 | +27.2% | 13,176 | -17.5% | 0.00% | 0.0% |
| Q4 2021 | $372,000 | +22.8% | 15,979 | +0.1% | 0.00% | 0.0% |
| Q3 2021 | $303,000 | -21.5% | 15,959 | -16.7% | 0.00% | 0.0% |
| Q2 2021 | $386,000 | +21.0% | 19,158 | +10.2% | 0.00% | 0.0% |
| Q1 2021 | $319,000 | -1.5% | 17,390 | +8.0% | 0.00% | 0.0% |
| Q4 2020 | $324,000 | +35.0% | 16,100 | +26.0% | 0.00% | 0.0% |
| Q3 2020 | $240,000 | -16.4% | 12,776 | +0.1% | 0.00% | -50.0% |
| Q2 2020 | $287,000 | -6.8% | 12,769 | -20.0% | 0.00% | +100.0% |
| Q4 2019 | $308,000 | -12.5% | 15,956 | -10.1% | 0.00% | -50.0% |
| Q3 2019 | $352,000 | -9.7% | 17,741 | -4.0% | 0.00% | 0.0% |
| Q2 2019 | $390,000 | -6.7% | 18,474 | -9.8% | 0.00% | -33.3% |
| Q1 2019 | $418,000 | +3.2% | 20,479 | +0.7% | 0.00% | 0.0% |
| Q4 2018 | $405,000 | -12.5% | 20,343 | -15.6% | 0.00% | 0.0% |
| Q3 2018 | $463,000 | +19.3% | 24,089 | -5.3% | 0.00% | 0.0% |
| Q2 2018 | $388,000 | -23.3% | 25,432 | -5.8% | 0.00% | 0.0% |
| Q1 2018 | $506,000 | -15.8% | 26,993 | -13.6% | 0.00% | -25.0% |
| Q4 2017 | $601,000 | +15.1% | 31,232 | +6.9% | 0.00% | -20.0% |
| Q3 2017 | $522,000 | +7.4% | 29,207 | +7.3% | 0.01% | 0.0% |
| Q2 2017 | $486,000 | +13.6% | 27,215 | -7.7% | 0.01% | +25.0% |
| Q1 2017 | $428,000 | -37.1% | 29,498 | -20.1% | 0.00% | -50.0% |
| Q4 2016 | $680,000 | +9.7% | 36,921 | +13.1% | 0.01% | -11.1% |
| Q3 2016 | $620,000 | +2.0% | 32,659 | -13.5% | 0.01% | +12.5% |
| Q2 2016 | $608,000 | +36.0% | 37,737 | +1.4% | 0.01% | +33.3% |
| Q1 2016 | $447,000 | -23.1% | 37,213 | -8.9% | 0.01% | -14.3% |
| Q4 2015 | $581,000 | +32.0% | 40,827 | +8.5% | 0.01% | +16.7% |
| Q3 2015 | $440,000 | -37.1% | 37,612 | -5.4% | 0.01% | -40.0% |
| Q2 2015 | $699,000 | +23.7% | 39,745 | +5.3% | 0.01% | +42.9% |
| Q1 2015 | $565,000 | +54.4% | 37,758 | +19.7% | 0.01% | +75.0% |
| Q4 2014 | $366,000 | – | 31,548 | – | 0.00% | – |
Download | ||||||
Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| LAM GROUP, INC. | 128,000 | $5,886,720 | 5.78% |
| Beacon Harbor Wealth Advisors, Inc. | 103,095 | $4,741 | 1.58% |
| Capital Impact Advisors, LLC | 15,304 | $703,831 | 1.18% |
| Quantedge Capital Pte Ltd | 36,389 | $1,673,530 | 0.91% |
| Mesirow Institutional Investment Management, Inc. | 183,805 | $8,453,192 | 0.86% |
| Monashee Investment Management LLC | 39,461 | $1,814,811 | 0.76% |
| OBERWEIS ASSET MANAGEMENT INC/ | 152,500 | $7,013,475 | 0.74% |
| Granite Investment Partners, LLC | 330,911 | $15,218,597 | 0.64% |
| Portolan Capital Management | 132,850 | $6,109,772 | 0.57% |
| SHAKER INVESTMENTS LLC/OH | 20,795 | $956,362 | 0.53% |