AMPHASTAR PHARMACEUTICALS IN's ticker is AMPH and the CUSIP is 03209R103. A total of 94 filers reported holding AMPHASTAR PHARMACEUTICALS IN in Q1 2016. The put-call ratio across all filers is - and the average weighting 0.0%.
Quarter-by-quarter ownership
Value | Shares | Weighting | ||||
---|---|---|---|---|---|---|
Q3 2023 | $1,262,104 | -18.9% | 27,443 | +1.3% | 0.01% | -16.7% |
Q2 2023 | $1,556,575 | +56.8% | 27,085 | +2.3% | 0.01% | +50.0% |
Q1 2023 | $992,813 | +254.3% | 26,475 | +164.8% | 0.00% | +300.0% |
Q4 2022 | $280,200 | -15.1% | 10,000 | -14.9% | 0.00% | -50.0% |
Q3 2022 | $330,000 | -19.3% | 11,755 | 0.0% | 0.00% | 0.0% |
Q2 2022 | $409,000 | +102.5% | 11,755 | +108.6% | 0.00% | +100.0% |
Q1 2022 | $202,000 | -24.6% | 5,635 | -60.0% | 0.00% | -50.0% |
Q3 2016 | $268,000 | +22.4% | 14,105 | +3.8% | 0.00% | 0.0% |
Q2 2016 | $219,000 | +21.7% | 13,585 | -9.6% | 0.00% | 0.0% |
Q1 2016 | $180,000 | – | 15,035 | – | 0.00% | – |
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Other shareholders
Name | Shares | Value | Weighting ↓ |
---|---|---|---|
EAM Investors, LLC | 173,018 | $3,187,000 | 0.42% |
GLOBEFLEX CAPITAL L P | 50,686 | $934,000 | 0.23% |
KALMAR INVESTMENTS INC /DE/ | 240,648 | $4,433,000 | 0.23% |
ESSEX INVESTMENT MANAGEMENT CO LLC | 63,661 | $1,173,000 | 0.19% |
OBERWEIS ASSET MANAGEMENT INC/ | 27,200 | $501,000 | 0.15% |
Invictus RG | 11,950 | $220,000 | 0.15% |
ACADIAN ASSET MANAGEMENT LLC | 1,502,151 | $27,668,000 | 0.13% |
FOX RUN MANAGEMENT, L.L.C. | 12,600 | $232,000 | 0.12% |
Piermont Capital Management Inc. | 26,153 | $482,000 | 0.11% |
FEDERATED HERMES, INC. | 1,344,684 | $24,769,000 | 0.07% |