XENOPORT INC's ticker is XNPT and the CUSIP is 98411C100. A total of 96 filers reported holding XENOPORT INC in Q1 2016. The put-call ratio across all filers is 3.26 and the average weighting 0.3%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q1 2016 | $350,000 | -17.8% | 77,590 | 0.0% | 0.01% | 0.0% |
| Q4 2015 | $426,000 | +58.4% | 77,590 | 0.0% | 0.01% | +25.0% |
| Q3 2015 | $269,000 | -43.5% | 77,590 | 0.0% | 0.00% | -33.3% |
| Q2 2015 | $476,000 | -13.8% | 77,590 | 0.0% | 0.01% | 0.0% |
| Q1 2015 | $552,000 | -18.8% | 77,590 | 0.0% | 0.01% | -25.0% |
| Q4 2014 | $680,000 | +63.1% | 77,590 | 0.0% | 0.01% | +60.0% |
| Q3 2014 | $417,000 | +11.2% | 77,590 | 0.0% | 0.01% | +25.0% |
| Q2 2014 | $375,000 | -6.5% | 77,590 | 0.0% | 0.00% | -20.0% |
| Q1 2014 | $401,000 | -15.9% | 77,590 | -6.4% | 0.01% | -16.7% |
| Q4 2013 | $477,000 | – | 82,900 | – | 0.01% | – |
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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% |