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 2020 | $37,000 | -24.5% | 1,948 | -11.0% | 0.00% | -33.3% |
| Q2 2020 | $49,000 | +2.1% | 2,189 | -10.1% | 0.00% | +50.0% |
| Q3 2019 | $48,000 | -61.6% | 2,435 | -59.0% | 0.00% | -66.7% |
| Q2 2019 | $125,000 | -31.7% | 5,935 | -33.6% | 0.01% | -40.0% |
| Q1 2019 | $183,000 | +157.7% | 8,935 | +151.9% | 0.01% | +100.0% |
| Q4 2018 | $71,000 | +115.2% | 3,547 | +102.7% | 0.01% | +150.0% |
| Q1 2018 | $33,000 | -2.9% | 1,750 | -24.8% | 0.00% | -33.3% |
| Q1 2017 | $34,000 | -82.0% | 2,326 | -77.3% | 0.00% | -87.0% |
| Q4 2016 | $189,000 | -64.1% | 10,269 | -63.0% | 0.02% | -58.2% |
| Q3 2016 | $526,000 | +54.7% | 27,718 | +31.5% | 0.06% | +14.6% |
| Q2 2016 | $340,000 | +48.5% | 21,078 | +10.5% | 0.05% | +50.0% |
| Q1 2016 | $229,000 | -39.3% | 19,078 | -27.9% | 0.03% | -44.8% |
| Q4 2015 | $377,000 | +53.3% | 26,478 | +25.6% | 0.06% | +61.1% |
| Q3 2015 | $246,000 | – | 21,078 | – | 0.04% | – |
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% |