Calamos Advisors LLC - XENOPORT INC ownership

XENOPORT INC's ticker is XNPT and the CUSIP is 98411C100. A total of 114 filers reported holding XENOPORT INC in Q2 2015. The put-call ratio across all filers is 5.38 and the average weighting 0.1%.

Quarter-by-quarter ownership
Calamos Advisors LLC ownership history of XENOPORT INC
ValueSharesWeighting
Q2 2015$300,000
-13.8%
48,9050.0%0.00%0.0%
Q1 2015$348,000
+103.5%
48,905
+150.8%
0.00%
+100.0%
Q4 2014$171,000
+62.9%
19,5000.0%0.00%0.0%
Q3 2014$105,000
+11.7%
19,5000.0%0.00%0.0%
Q2 2014$94,000
-6.9%
19,5000.0%0.00%0.0%
Q1 2014$101,00019,5000.00%
Other shareholders
XENOPORT INC shareholders Q2 2015
NameSharesValueWeighting ↓
ARMISTICE CAPITAL, LLC 1,600,000$9,808,0003.52%
DAFNA Capital Management LLC 531,032$3,255,0002.75%
SENZAR ASSET MANAGEMENT, LLC 1,722,100$10,556,0001.81%
GREAT POINT PARTNERS LLC 485,000$2,973,0001.16%
Opus Point Partners Management, LLC 130,000$797,0000.63%
Kazazian Asset Management, LLC 65,022$399,0000.39%
Baker Brothers Advisors 6,508,622$39,898,0000.35%
Orbimed Advisors 5,768,400$35,360,0000.26%
CORRADO ADVISORS, LLC 74,500$457,0000.21%
NJ State Employees Deferred Compensation Plan 130,000$797,0000.16%
View complete list of XENOPORT INC shareholders