AMPHASTAR PHARMACEUTICALS IN's ticker is AMPH and the CUSIP is 03209R103. A total of 91 filers reported holding AMPHASTAR PHARMACEUTICALS IN in Q3 2015. The put-call ratio across all filers is - and the average weighting 0.0%.
Quarter-by-quarter ownership
Value | Shares | Weighting | ||||
---|---|---|---|---|---|---|
Q2 2015 | $6,084,000 | +153.5% | 346,124 | +115.8% | 0.04% | +6.1% |
Q1 2015 | $2,400,000 | +77.9% | 160,406 | +38.1% | 0.03% | +43.5% |
Q4 2014 | $1,349,000 | +17.0% | 116,188 | +17.4% | 0.02% | -4.2% |
Q3 2014 | $1,153,000 | +15.2% | 98,974 | -1.0% | 0.02% | +9.1% |
Q2 2014 | $1,001,000 | – | 100,000 | – | 0.02% | – |
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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% |