ELLINGTON MANAGEMENT GROUP LLC - CYBERONICS INC ownership

CYBERONICS INC's ticker is CYBX and the CUSIP is 23251P102. A total of 208 filers reported holding CYBERONICS INC in Q1 2015. The put-call ratio across all filers is 1.82 and the average weighting 0.1%.

Quarter-by-quarter ownership
ELLINGTON MANAGEMENT GROUP LLC ownership history of CYBERONICS INC
ValueSharesWeighting
Q4 2014$796,000
+189.5%
14,300
+225.0%
0.26%
+104.7%
Q2 2014$275,000
-46.8%
4,400
-44.3%
0.13%
-29.9%
Q4 2013$517,000
+32.2%
7,900
+2.6%
0.18%
+148.6%
Q3 2013$391,000
-13.5%
7,700
-11.5%
0.07%
-14.0%
Q2 2013$452,0008,7000.09%
Other shareholders
CYBERONICS INC shareholders Q1 2015
NameSharesValueWeighting ↓
Palo Alto Investors LP 1,863,118$96,808,00011.43%
Century Capital Management, LLC 806,332$41,897,0001.64%
Nichols Asset Management LLC 97,605$5,072,0001.54%
QUANTUM CAPITAL MANAGEMENT 142,748$7,417,0001.51%
OBERWEIS ASSET MANAGEMENT INC/ 97,943$5,089,0001.44%
Redmile Group, LLC 139,100$7,228,0001.27%
HUSSMAN STRATEGIC ADVISORS, INC. 522,000$27,123,0001.24%
WASHINGTON CAPITAL MANAGEMENT, INC 88,936$4,621,0001.20%
Marshall Wace North America L.P. 242,114$12,580,0000.99%
Perella Weinberg Partners Capital Management LP 277,500$14,419,0000.98%
View complete list of CYBERONICS INC shareholders