AMPHASTAR PHARMACEUTICALS IN's ticker is AMPH and the CUSIP is 03209R103. A total of 135 filers reported holding AMPHASTAR PHARMACEUTICALS IN in Q2 2020. The put-call ratio across all filers is - and the average weighting 0.0%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2023 | $4,300,597 | -17.7% | 93,512 | +2.8% | 0.01% | -16.7% |
| Q2 2023 | $5,227,068 | +153141.5% | 90,953 | -0.0% | 0.01% | +50.0% |
| Q1 2023 | $3,411 | +44.3% | 90,967 | +7.8% | 0.00% | +33.3% |
| Q4 2022 | $2,364 | -99.9% | 84,358 | -0.3% | 0.00% | -25.0% |
| Q3 2022 | $2,377,000 | -13.7% | 84,586 | +6.8% | 0.00% | 0.0% |
| Q2 2022 | $2,755,000 | -4.1% | 79,187 | -1.0% | 0.00% | 0.0% |
| Q1 2022 | $2,872,000 | +58.1% | 79,995 | +2.6% | 0.00% | +100.0% |
| Q4 2021 | $1,816,000 | +21.8% | 77,976 | -0.6% | 0.00% | 0.0% |
| Q3 2021 | $1,491,000 | -19.0% | 78,426 | -14.1% | 0.00% | 0.0% |
| Q2 2021 | $1,841,000 | +19.2% | 91,326 | +8.4% | 0.00% | 0.0% |
| Q1 2021 | $1,544,000 | -7.0% | 84,256 | +2.0% | 0.00% | 0.0% |
| Q4 2020 | $1,661,000 | +7.3% | 82,581 | -0.0% | 0.00% | 0.0% |
| Q3 2020 | $1,548,000 | -21.3% | 82,582 | -5.8% | 0.00% | -33.3% |
| Q2 2020 | $1,968,000 | +42.1% | 87,632 | -6.1% | 0.00% | 0.0% |
| Q1 2020 | $1,385,000 | -37.3% | 93,359 | -18.5% | 0.00% | -25.0% |
| Q4 2019 | $2,209,000 | +2.3% | 114,510 | +5.1% | 0.00% | 0.0% |
| Q3 2019 | $2,160,000 | -4.9% | 108,931 | +1.3% | 0.00% | 0.0% |
| Q2 2019 | $2,271,000 | +4.8% | 107,573 | +1.4% | 0.00% | 0.0% |
| Q1 2019 | $2,168,000 | +4.8% | 106,120 | +2.1% | 0.00% | 0.0% |
| Q4 2018 | $2,068,000 | +22.4% | 103,943 | +18.3% | 0.00% | +33.3% |
| Q3 2018 | $1,690,000 | +24.0% | 87,863 | -1.7% | 0.00% | 0.0% |
| Q2 2018 | $1,363,000 | -12.6% | 89,343 | +7.4% | 0.00% | 0.0% |
| Q1 2018 | $1,559,000 | +0.5% | 83,152 | +3.1% | 0.00% | 0.0% |
| Q4 2017 | $1,552,000 | +21.9% | 80,688 | +13.3% | 0.00% | 0.0% |
| Q3 2017 | $1,273,000 | +2.2% | 71,233 | +2.1% | 0.00% | 0.0% |
| Q2 2017 | $1,246,000 | +26.6% | 69,763 | +2.8% | 0.00% | +50.0% |
| Q1 2017 | $984,000 | +13.5% | 67,838 | +44.1% | 0.00% | 0.0% |
| Q4 2016 | $867,000 | +3.8% | 47,074 | +7.0% | 0.00% | 0.0% |
| Q3 2016 | $835,000 | +49.9% | 44,003 | +27.3% | 0.00% | 0.0% |
| Q2 2016 | $557,000 | +28.0% | 34,563 | -4.7% | 0.00% | +100.0% |
| Q1 2016 | $435,000 | -12.1% | 36,285 | +4.3% | 0.00% | -50.0% |
| Q4 2015 | $495,000 | +30.6% | 34,790 | +7.4% | 0.00% | +100.0% |
| Q3 2015 | $379,000 | -29.7% | 32,405 | +5.6% | 0.00% | -50.0% |
| Q2 2015 | $539,000 | – | 30,680 | – | 0.00% | – |
Download | ||||||
Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| LAM GROUP, INC. | 130,250 | $4,884,375 | 4.79% |
| SHAKER INVESTMENTS LLC/OH | 82,253 | $3,084,488 | 1.72% |
| Mesirow Institutional Investment Management, Inc. | 325,669 | $12,212,588 | 1.33% |
| Portolan Capital Management | 340,593 | $12,772,238 | 1.22% |
| OBERWEIS ASSET MANAGEMENT INC/ | 178,200 | $6,682,500 | 1.04% |
| Granite Investment Partners, LLC | 536,821 | $20,130,788 | 0.84% |
| Capital Impact Advisors, LLC | 15,304 | $573,900 | 0.70% |
| Hillsdale Investment Management Inc. | 155,038 | $5,813,926 | 0.50% |
| GLOBEFLEX CAPITAL L P | 89,192 | $3,344,700 | 0.41% |
| Jackson Creek Investment Advisors LLC | 25,877 | $970 | 0.41% |