XENOPORT INC's ticker is XNPT and the CUSIP is 98411C100. A total of 91 filers reported holding XENOPORT INC in Q1 2014. The put-call ratio across all filers is - and the average weighting 0.1%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q4 2015 | $137,000 | +57.5% | 25,000 | 0.0% | 0.00% | +50.0% |
| Q3 2015 | $87,000 | -91.2% | 25,000 | -84.4% | 0.00% | -89.5% |
| Q2 2015 | $984,000 | -21.3% | 160,600 | -8.6% | 0.02% | -26.9% |
| Q1 2015 | $1,251,000 | -20.2% | 175,650 | -1.7% | 0.03% | -27.8% |
| Q4 2014 | $1,567,000 | +63.6% | 178,650 | +0.4% | 0.04% | +50.0% |
| Q3 2014 | $958,000 | +11.4% | 178,000 | 0.0% | 0.02% | +4.3% |
| Q2 2014 | $860,000 | -6.5% | 178,000 | 0.0% | 0.02% | -11.5% |
| Q1 2014 | $920,000 | -10.2% | 178,000 | 0.0% | 0.03% | -16.1% |
| Q4 2013 | $1,024,000 | +1.3% | 178,000 | 0.0% | 0.03% | -8.8% |
| Q3 2013 | $1,011,000 | +1643.1% | 178,000 | +1408.5% | 0.03% | +1600.0% |
| Q2 2013 | $58,000 | – | 11,800 | – | 0.00% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| Sand Grove Capital Management LLP | 945,000 | $6,634,000 | 4.15% |
| DEERFIELD MANAGEMENT COMPANY, L.P. (SERIES C) | 11,572,125 | $81,468,000 | 3.20% |
| FIRST NEW YORK SECURITIES LLC /NY | 485,378 | $3,417,061,000 | 2.10% |
| LONGFELLOW INVESTMENT MANAGEMENT CO LLC | 656,595 | $4,622,000 | 1.64% |
| S. MUOIO & CO. LLC | 383,763 | $2,702,000 | 1.27% |
| Kassirer Asset Management Corp | 356,711 | $2,511,000 | 1.18% |
| ALPINE ASSOCIATES MANAGEMENT INC. | 2,708,948 | $19,071,000 | 0.68% |
| HAVENS ADVISORS LLC | 125,000 | $880,000 | 0.67% |
| Rock Springs Capital Management LP | 1,195,000 | $8,413,000 | 0.62% |
| WATER ISLAND CAPITAL LLC | 1,618,007 | $11,391,000 | 0.56% |