AMPHASTAR PHARMACEUTICALS IN's ticker is AMPH and the CUSIP is 03209R103. A total of 130 filers reported holding AMPHASTAR PHARMACEUTICALS IN in Q4 2020. The put-call ratio across all filers is - and the average weighting 0.0%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2023 | $25,727,863 | -29.5% | 559,423 | -12.0% | 0.01% | -28.6% |
| Q2 2023 | $36,518,910 | +50.0% | 635,443 | -2.1% | 0.01% | +40.0% |
| Q1 2023 | $24,346,051 | +98.4% | 649,228 | +48.2% | 0.01% | +66.7% |
| Q4 2022 | $12,271,276 | +5.2% | 437,947 | +5.5% | 0.00% | 0.0% |
| Q3 2022 | $11,666,000 | -19.2% | 415,117 | -0.0% | 0.00% | 0.0% |
| Q2 2022 | $14,442,000 | -0.5% | 415,143 | +2.7% | 0.00% | 0.0% |
| Q1 2022 | $14,509,000 | +47.6% | 404,142 | -4.2% | 0.00% | +50.0% |
| Q4 2021 | $9,828,000 | +22.1% | 421,951 | -0.3% | 0.00% | +100.0% |
| Q3 2021 | $8,048,000 | -7.9% | 423,385 | -2.4% | 0.00% | -50.0% |
| Q2 2021 | $8,742,000 | +3.6% | 433,603 | -5.8% | 0.00% | 0.0% |
| Q1 2021 | $8,435,000 | -14.3% | 460,410 | -5.9% | 0.00% | 0.0% |
| Q4 2020 | $9,841,000 | +2.7% | 489,320 | -4.2% | 0.00% | 0.0% |
| Q3 2020 | $9,580,000 | -18.2% | 510,977 | -2.0% | 0.00% | -33.3% |
| Q2 2020 | $11,717,000 | +57.7% | 521,635 | +4.2% | 0.00% | +50.0% |
| Q1 2020 | $7,428,000 | -22.3% | 500,479 | +1.0% | 0.00% | 0.0% |
| Q4 2019 | $9,562,000 | -9.5% | 495,667 | -7.0% | 0.00% | -33.3% |
| Q3 2019 | $10,564,000 | +4.3% | 532,702 | +11.0% | 0.00% | +50.0% |
| Q2 2019 | $10,133,000 | +4.7% | 480,049 | +1.3% | 0.00% | 0.0% |
| Q1 2019 | $9,679,000 | +2.7% | 473,789 | +0.1% | 0.00% | -33.3% |
| Q4 2018 | $9,422,000 | +1.9% | 473,437 | -1.5% | 0.00% | +50.0% |
| Q3 2018 | $9,243,000 | +33.4% | 480,430 | +5.8% | 0.00% | 0.0% |
| Q2 2018 | $6,930,000 | -20.9% | 454,100 | -2.8% | 0.00% | 0.0% |
| Q1 2018 | $8,763,000 | -3.0% | 467,355 | -0.4% | 0.00% | 0.0% |
| Q4 2017 | $9,032,000 | +5.4% | 469,432 | -2.1% | 0.00% | 0.0% |
| Q3 2017 | $8,570,000 | -1.2% | 479,618 | -1.3% | 0.00% | 0.0% |
| Q2 2017 | $8,675,000 | +25.7% | 485,706 | +2.0% | 0.00% | 0.0% |
| Q1 2017 | $6,903,000 | -16.6% | 476,034 | +5.9% | 0.00% | -33.3% |
| Q4 2016 | $8,279,000 | -0.7% | 449,463 | +2.3% | 0.00% | 0.0% |
| Q3 2016 | $8,336,000 | +17.3% | 439,397 | -0.3% | 0.00% | +50.0% |
| Q2 2016 | $7,106,000 | +53.6% | 440,796 | +14.3% | 0.00% | 0.0% |
| Q1 2016 | $4,627,000 | -13.8% | 385,647 | +2.3% | 0.00% | 0.0% |
| Q4 2015 | $5,365,000 | +35.6% | 376,997 | +11.4% | 0.00% | +100.0% |
| Q3 2015 | $3,957,000 | +84.8% | 338,495 | +178.0% | 0.00% | 0.0% |
| Q2 2015 | $2,141,000 | +51.8% | 121,749 | +29.2% | 0.00% | – |
| Q1 2015 | $1,410,000 | +28.2% | 94,227 | -0.5% | 0.00% | – |
| Q4 2014 | $1,100,000 | +324.7% | 94,728 | +326.5% | 0.00% | – |
| Q3 2014 | $259,000 | – | 22,208 | – | 0.00% | – |
Download | ||||||
Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| LAM GROUP, INC. | 130,250 | $3,649,605 | 3.75% |
| SHAKER INVESTMENTS LLC/OH | 81,287 | $2,277,662 | 1.41% |
| Mesirow Institutional Investment Management, Inc. | 374,414 | $10,491,080 | 1.38% |
| OBERWEIS ASSET MANAGEMENT INC/ | 134,000 | $3,754,680 | 0.80% |
| Portolan Capital Management | 270,791 | $7,587,564 | 0.75% |
| Hillsdale Investment Management Inc. | 172,238 | $4,826,109 | 0.41% |
| Capital Impact Advisors, LLC | 14,669 | $411,025 | 0.40% |
| Watershed Asset Management, L.L.C. | 9,555 | $267,731 | 0.34% |
| Quantedge Capital Pte Ltd | 35,153 | $984,987 | 0.33% |
| FEDERATED HERMES, INC. | 3,284,217 | $92,023,760 | 0.25% |