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 | ||||
---|---|---|---|---|---|---|
Q4 2016 | $16,742,000 | +3.6% | 908,921 | +6.7% | 0.00% | -33.3% |
Q3 2016 | $16,164,000 | +21.7% | 852,106 | +3.4% | 0.00% | +50.0% |
Q2 2016 | $13,285,000 | +95.2% | 824,113 | +45.3% | 0.00% | +100.0% |
Q1 2016 | $6,806,000 | -15.8% | 567,173 | -0.1% | 0.00% | 0.0% |
Q4 2015 | $8,080,000 | +55.3% | 567,821 | +27.6% | 0.00% | 0.0% |
Q3 2015 | $5,202,000 | +10.6% | 444,970 | +66.3% | 0.00% | 0.0% |
Q2 2015 | $4,703,000 | +331.1% | 267,505 | +266.9% | 0.00% | – |
Q1 2015 | $1,091,000 | +27.2% | 72,916 | -1.3% | 0.00% | – |
Q4 2014 | $858,000 | -19.8% | 73,862 | -19.6% | 0.00% | – |
Q3 2014 | $1,070,000 | – | 91,825 | – | 0.00% | – |
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Other shareholders
Name | Shares | Value | Weighting ↓ |
---|---|---|---|
LAM GROUP, INC. | 130,250 | $3,649,605 | 3.75% |
SHAKER INVESTMENTS LLC/OH | 81,287 | $2,277,662 | 1.41% |
Mesirow Institutional Investment Management, Inc. | 374,414 | $10,491,080 | 1.38% |
OBERWEIS ASSET MANAGEMENT INC/ | 134,000 | $3,754,680 | 0.80% |
Portolan Capital Management | 270,791 | $7,587,564 | 0.75% |
Hillsdale Investment Management Inc. | 172,238 | $4,826,109 | 0.41% |
Capital Impact Advisors, LLC | 14,669 | $411,025 | 0.40% |
Watershed Asset Management, L.L.C. | 9,555 | $267,731 | 0.34% |
Quantedge Capital Pte Ltd | 35,153 | $984,987 | 0.33% |
FEDERATED HERMES, INC. | 3,284,217 | $92,023,760 | 0.25% |