AMPHASTAR PHARMACEUTICALS IN's ticker is AMPH and the CUSIP is 03209R103. A total of 138 filers reported holding AMPHASTAR PHARMACEUTICALS IN in Q4 2016. The put-call ratio across all filers is - and the average weighting 0.0%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2023 | $127,272,404 | -20.2% | 2,767,393 | -0.2% | 0.00% | -25.0% |
| Q2 2023 | $159,399,308 | +60.3% | 2,773,609 | +4.6% | 0.00% | +33.3% |
| Q1 2023 | $99,435,189 | +35.4% | 2,651,605 | +1.1% | 0.00% | +50.0% |
| Q4 2022 | $73,463,033 | +0.3% | 2,621,807 | +0.6% | 0.00% | 0.0% |
| Q3 2022 | $73,234,000 | -17.8% | 2,606,162 | +1.8% | 0.00% | -33.3% |
| Q2 2022 | $89,089,000 | -0.1% | 2,560,777 | +3.1% | 0.00% | +50.0% |
| Q1 2022 | $89,147,000 | +55.1% | 2,483,205 | +0.6% | 0.00% | +100.0% |
| Q4 2021 | $57,482,000 | +19.9% | 2,468,111 | -2.2% | 0.00% | 0.0% |
| Q3 2021 | $47,955,000 | -3.3% | 2,522,624 | +2.6% | 0.00% | 0.0% |
| Q2 2021 | $49,588,000 | +6.0% | 2,459,731 | -3.7% | 0.00% | 0.0% |
| Q1 2021 | $46,772,000 | -6.1% | 2,553,098 | +3.0% | 0.00% | 0.0% |
| Q4 2020 | $49,833,000 | +10.3% | 2,478,027 | +2.8% | 0.00% | 0.0% |
| Q3 2020 | $45,183,000 | -15.8% | 2,409,774 | +0.8% | 0.00% | -50.0% |
| Q2 2020 | $53,682,000 | +51.8% | 2,390,120 | +0.3% | 0.00% | 0.0% |
| Q1 2020 | $35,373,000 | -22.4% | 2,383,650 | +0.9% | 0.00% | 0.0% |
| Q4 2019 | $45,591,000 | -5.2% | 2,363,504 | -2.6% | 0.00% | 0.0% |
| Q3 2019 | $48,111,000 | -4.3% | 2,426,128 | +1.9% | 0.00% | 0.0% |
| Q2 2019 | $50,279,000 | +5.9% | 2,381,761 | +2.5% | 0.00% | 0.0% |
| Q1 2019 | $47,488,000 | +4.3% | 2,324,412 | +1.6% | 0.00% | 0.0% |
| Q4 2018 | $45,540,000 | +5.5% | 2,288,409 | +2.0% | 0.00% | 0.0% |
| Q3 2018 | $43,162,000 | +24.7% | 2,243,393 | -1.1% | 0.00% | +100.0% |
| Q2 2018 | $34,610,000 | -20.8% | 2,268,023 | -2.7% | 0.00% | -50.0% |
| Q1 2018 | $43,684,000 | -0.8% | 2,329,808 | +1.8% | 0.00% | 0.0% |
| Q4 2017 | $44,029,000 | +3.0% | 2,288,451 | -4.3% | 0.00% | 0.0% |
| Q3 2017 | $42,748,000 | -0.9% | 2,392,195 | -0.9% | 0.00% | 0.0% |
| Q2 2017 | $43,128,000 | +36.5% | 2,414,797 | +10.8% | 0.00% | 0.0% |
| Q1 2017 | $31,607,000 | -21.0% | 2,179,764 | +0.4% | 0.00% | 0.0% |
| Q4 2016 | $39,990,000 | +15.2% | 2,171,020 | +18.6% | 0.00% | 0.0% |
| Q3 2016 | $34,716,000 | +43.6% | 1,830,099 | +22.0% | 0.00% | 0.0% |
| Q2 2016 | $24,175,000 | +40.7% | 1,499,766 | +4.8% | 0.00% | +100.0% |
| Q1 2016 | $17,180,000 | -4.4% | 1,431,718 | +13.4% | 0.00% | 0.0% |
| Q4 2015 | $17,968,000 | -94.0% | 1,262,681 | -86.4% | 0.00% | -90.9% |
| Q3 2015 | $299,911,000 | +1578.3% | 9,271,359 | +812.1% | 0.01% | +1000.0% |
| Q2 2015 | $17,870,000 | +40.1% | 1,016,483 | +19.2% | 0.00% | 0.0% |
| Q1 2015 | $12,754,000 | +605.4% | 852,587 | +447.5% | 0.00% | – |
| Q4 2014 | $1,808,000 | +218.3% | 155,730 | +219.0% | 0.00% | – |
| Q3 2014 | $568,000 | – | 48,816 | – | 0.00% | – |
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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% |