AMPHASTAR PHARMACEUTICALS IN's ticker is AMPH and the CUSIP is 03209R103. A total of 136 filers reported holding AMPHASTAR PHARMACEUTICALS IN in Q3 2020. The put-call ratio across all filers is 5.39 and the average weighting 0.0%.
Quarter-by-quarter ownership
Value | Shares | Weighting | ||||
---|---|---|---|---|---|---|
Q3 2023 | $6,883,277 | -26.7% | 149,669 | -8.4% | 0.00% | -33.3% |
Q2 2023 | $9,387,954 | +47.9% | 163,354 | -3.5% | 0.00% | +50.0% |
Q1 2023 | $6,346,463 | +29.6% | 169,239 | -3.2% | 0.00% | 0.0% |
Q4 2022 | $4,898,000 | -9.6% | 174,820 | -9.4% | 0.00% | 0.0% |
Q3 2022 | $5,421,000 | -20.5% | 192,894 | -1.6% | 0.00% | 0.0% |
Q2 2022 | $6,823,000 | +1.2% | 196,100 | +4.4% | 0.00% | 0.0% |
Q1 2022 | $6,741,000 | +52.7% | 187,784 | -0.9% | 0.00% | +100.0% |
Q4 2021 | $4,414,000 | +23.2% | 189,509 | +0.6% | 0.00% | 0.0% |
Q3 2021 | $3,583,000 | -8.2% | 188,436 | -2.7% | 0.00% | 0.0% |
Q2 2021 | $3,902,000 | +9.8% | 193,570 | -0.3% | 0.00% | 0.0% |
Q1 2021 | $3,555,000 | -5.9% | 194,086 | +3.3% | 0.00% | 0.0% |
Q4 2020 | $3,777,000 | -24.5% | 187,884 | -29.6% | 0.00% | -50.0% |
Q3 2020 | $5,001,000 | -23.7% | 266,760 | -8.6% | 0.00% | -33.3% |
Q2 2020 | $6,557,000 | +49.6% | 291,915 | -1.1% | 0.00% | +50.0% |
Q1 2020 | $4,382,000 | -27.2% | 295,167 | -5.3% | 0.00% | -33.3% |
Q4 2019 | $6,016,000 | -4.9% | 311,822 | -2.2% | 0.00% | 0.0% |
Q3 2019 | $6,326,000 | +56.5% | 318,948 | +66.5% | 0.00% | +50.0% |
Q2 2019 | $4,043,000 | +3.6% | 191,525 | +0.3% | 0.00% | 0.0% |
Q1 2019 | $3,902,000 | -20.6% | 190,945 | -22.7% | 0.00% | 0.0% |
Q4 2018 | $4,917,000 | +31.3% | 247,077 | +26.9% | 0.00% | +100.0% |
Q3 2018 | $3,744,000 | +24.8% | 194,630 | -1.0% | 0.00% | 0.0% |
Q2 2018 | $3,000,000 | -13.7% | 196,590 | +6.1% | 0.00% | -50.0% |
Q1 2018 | $3,475,000 | -0.1% | 185,290 | +2.4% | 0.00% | 0.0% |
Q4 2017 | $3,480,000 | +5.7% | 180,870 | -1.8% | 0.00% | 0.0% |
Q3 2017 | $3,293,000 | -1.2% | 184,260 | -1.3% | 0.00% | 0.0% |
Q2 2017 | $3,333,000 | +22.2% | 186,650 | -0.8% | 0.00% | +100.0% |
Q1 2017 | $2,727,000 | -38.4% | 188,075 | -21.7% | 0.00% | -50.0% |
Q4 2016 | $4,425,000 | +0.4% | 240,222 | +3.3% | 0.00% | 0.0% |
Q3 2016 | $4,409,000 | +189.9% | 232,456 | +146.4% | 0.00% | +100.0% |
Q2 2016 | $1,521,000 | – | 94,340 | – | 0.00% | – |
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Other shareholders
Name | Shares | Value | Weighting ↓ |
---|---|---|---|
LAM GROUP, INC. | 130,250 | $4,884,375 | 4.79% |
SHAKER INVESTMENTS LLC/OH | 82,253 | $3,084,488 | 1.72% |
Mesirow Institutional Investment Management, Inc. | 325,669 | $12,212,588 | 1.33% |
Portolan Capital Management | 340,593 | $12,772,238 | 1.22% |
OBERWEIS ASSET MANAGEMENT INC/ | 178,200 | $6,682,500 | 1.04% |
Granite Investment Partners, LLC | 536,821 | $20,130,788 | 0.84% |
Capital Impact Advisors, LLC | 15,304 | $573,900 | 0.70% |
Hillsdale Investment Management Inc. | 155,038 | $5,813,926 | 0.50% |
GLOBEFLEX CAPITAL L P | 89,192 | $3,344,700 | 0.41% |
Jackson Creek Investment Advisors LLC | 25,877 | $970 | 0.41% |