IMPAX LABORATORIES INC's ticker is IPXL and the CUSIP is 45256B101. A total of 202 filers reported holding IMPAX LABORATORIES INC in Q4 2017. The put-call ratio across all filers is 0.20 and the average weighting 0.1%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q1 2018 | $92,000 | 0.0% | 5,534 | 0.0% | 0.00% | – |
| Q4 2017 | $92,000 | +2966.7% | 5,534 | +2723.5% | 0.00% | – |
| Q3 2017 | $3,000 | +50.0% | 196 | 0.0% | 0.00% | – |
| Q2 2017 | $2,000 | 0.0% | 196 | 0.0% | 0.00% | – |
| Q1 2017 | $2,000 | – | 196 | +402.6% | 0.00% | – |
| Q4 2016 | $0 | – | 39 | 0.0% | 0.00% | – |
| Q3 2016 | $0 | – | 39 | 0.0% | 0.00% | – |
| Q2 2016 | $0 | -100.0% | 39 | -89.8% | 0.00% | – |
| Q1 2016 | $11,000 | 0.0% | 382 | +33.1% | 0.00% | – |
| Q4 2015 | $11,000 | +22.2% | 287 | 0.0% | 0.00% | – |
| Q3 2015 | $9,000 | -95.7% | 287 | -93.8% | 0.00% | -100.0% |
| Q2 2015 | $210,000 | +1.0% | 4,601 | +3.3% | 0.00% | 0.0% |
| Q1 2015 | $208,000 | +10.1% | 4,453 | -29.4% | 0.00% | 0.0% |
| Q2 2014 | $189,000 | +13.9% | 6,304 | 0.0% | 0.00% | 0.0% |
| Q1 2014 | $166,000 | -66.4% | 6,304 | -68.0% | 0.00% | -60.0% |
| Q4 2013 | $494,000 | +22.9% | 19,679 | 0.0% | 0.01% | 0.0% |
| Q3 2013 | $402,000 | +2.6% | 19,679 | 0.0% | 0.01% | 0.0% |
| Q2 2013 | $392,000 | +90.3% | 19,679 | +47.1% | 0.01% | -72.2% |
| Q1 2013 | $206,000 | -24.8% | 13,375 | 0.0% | 0.02% | -35.7% |
| Q4 2012 | $274,000 | +21.2% | 13,375 | +53.0% | 0.03% | +12.0% |
| Q3 2012 | $226,000 | -42.2% | 8,740 | -50.0% | 0.02% | +19.0% |
| Q1 2012 | $391,000 | +141.4% | 17,480 | +117.5% | 0.02% | -4.5% |
| Q4 2011 | $162,000 | +13.3% | 8,035 | 0.0% | 0.02% | -8.3% |
| Q3 2011 | $143,000 | -43.7% | 8,035 | -31.2% | 0.02% | -33.3% |
| Q2 2011 | $254,000 | -10.2% | 11,685 | -17.0% | 0.04% | -26.5% |
| Q4 2010 | $283,000 | +1.8% | 14,083 | 0.0% | 0.05% | -9.3% |
| Q3 2010 | $278,000 | +3.7% | 14,083 | 0.0% | 0.05% | -3.6% |
| Q2 2010 | $268,000 | -37.1% | 14,083 | -41.0% | 0.06% | -30.0% |
| Q1 2010 | $426,000 | +31.5% | 23,879 | 0.0% | 0.08% | +25.0% |
| Q4 2009 | $324,000 | +44.6% | 23,879 | -6.9% | 0.06% | +39.1% |
| Q3 2009 | $224,000 | – | 25,639 | – | 0.05% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| NEXTHERA CAPITAL LP | 560,400 | $9,022,000 | 3.93% |
| NORTH TIDE CAPITAL, LLC | 1,000,000 | $16,100,000 | 3.58% |
| Sivik Global Healthcare LLC | 250,000 | $4,025,000 | 1.47% |
| MAVERICK CAPITAL LTD | 7,159,336 | $115,265,000 | 1.44% |
| SECTOR GAMMA AS | 589,311 | $9,488,000 | 1.38% |
| BRIDGER MANAGEMENT, LLC | 1,341,143 | $21,592,000 | 1.23% |
| Eos Focused Equity Management, L.P. | 48,714 | $784,000 | 0.89% |
| Bridge City Capital, LLC | 47,194 | $760,000 | 0.64% |
| Fosun International Ltd | 300,000 | $4,830,000 | 0.60% |
| Century Capital Management, LLC | 203,138 | $3,271,000 | 0.56% |