XENOPORT INC's ticker is XNPT and the CUSIP is 98411C100. A total of 87 filers reported holding XENOPORT INC in Q2 2013. The put-call ratio across all filers is 0.03 and the average weighting 0.1%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q2 2016 | $853,000 | -6.6% | 121,140 | -40.2% | 0.00% | – |
| Q1 2016 | $913,000 | +1326.6% | 202,500 | +1633.0% | 0.00% | – |
| Q4 2015 | $64,000 | +1180.0% | 11,685 | +779.9% | 0.00% | – |
| Q3 2015 | $5,000 | -94.0% | 1,328 | -90.3% | 0.00% | – |
| Q2 2015 | $84,000 | -60.9% | 13,668 | -54.7% | 0.00% | – |
| Q1 2015 | $215,000 | +60.4% | 30,159 | +97.1% | 0.00% | – |
| Q4 2014 | $134,000 | +48.9% | 15,300 | -8.9% | 0.00% | – |
| Q3 2014 | $90,000 | -27.4% | 16,799 | -34.4% | 0.00% | – |
| Q2 2014 | $124,000 | +45.9% | 25,600 | +56.6% | 0.00% | – |
| Q1 2014 | $85,000 | -24.8% | 16,346 | -16.5% | 0.00% | – |
| Q4 2013 | $113,000 | +94.8% | 19,587 | +92.0% | 0.00% | – |
| Q3 2013 | $58,000 | -34.8% | 10,202 | -43.2% | 0.00% | – |
| Q2 2013 | $89,000 | – | 17,958 | – | 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% |