AMPHASTAR PHARMACEUTICALS IN's ticker is AMPH and the CUSIP is 03209R103. A total of 250 filers reported holding AMPHASTAR PHARMACEUTICALS IN in Q3 2023. The put-call ratio across all filers is 1.02 and the average weighting 0.1%.
Quarter-by-quarter ownership
Value | Shares | Weighting | ||||
---|---|---|---|---|---|---|
Q4 2023 | $1,162,533 | +42.7% | 18,796 | +6.1% | 0.53% | +32.7% |
Q3 2023 | $814,529 | -11.0% | 17,711 | +11.3% | 0.40% | -7.0% |
Q2 2023 | $914,693 | +13.7% | 15,916 | -25.8% | 0.43% | +8.1% |
Q1 2023 | $804,488 | +133.3% | 21,453 | +74.3% | 0.40% | +141.5% |
Q4 2022 | $344,786 | +0.5% | 12,305 | +0.8% | 0.16% | -4.1% |
Q3 2022 | $343,000 | +69.0% | 12,208 | +109.4% | 0.17% | +71.0% |
Q2 2022 | $203,000 | – | 5,829 | – | 0.10% | – |
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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% |