Spark Investment Management LLC - XENOPORT INC ownership

XENOPORT INC's ticker is XNPT and the CUSIP is 98411C100. A total of 86 filers reported holding XENOPORT INC in Q3 2014. The put-call ratio across all filers is 0.76 and the average weighting 0.1%.

Quarter-by-quarter ownership
Spark Investment Management LLC ownership history of XENOPORT INC
ValueSharesWeighting
Q3 2015$580,000
+69.6%
167,700
+200.0%
0.08%
+56.2%
Q2 2015$342,000
-74.8%
55,900
-70.7%
0.05%
-74.7%
Q1 2015$1,359,000
+30.7%
191,000
+61.0%
0.19%
+8.6%
Q4 2014$1,040,000
+1055.6%
118,600
+606.0%
0.18%
+1150.0%
Q3 2014$90,00016,8000.01%
Other shareholders
XENOPORT INC shareholders Q3 2014
NameSharesValueWeighting ↓
SENZAR ASSET MANAGEMENT, LLC 1,088,700$9,548,0002.80%
RTW INVESTMENTS, LP 842,568$7,389,0002.73%
Opus Point Partners Management, LLC 152,000$1,333,0001.32%
DAFNA Capital Management LLC 98,190$861,0000.68%
Baker Brothers Advisors 6,903,628$60,545,0000.62%
Orbimed Advisors 5,546,100$48,639,0000.46%
Rock Springs Capital Management LP 235,000$2,061,0000.24%
BOGLE INVESTMENT MANAGEMENT L P /DE/ 402,412$3,529,0000.24%
CORRADO ADVISORS, LLC 53,200$467,0000.23%
NJ State Employees Deferred Compensation Plan 130,000$1,140,0000.22%
View complete list of XENOPORT INC shareholders