Renaissance Technologies - ARTHROCARE CORP ownership

ARTHROCARE CORP's ticker is ARTC and the CUSIP is 043136100. A total of 109 filers reported holding ARTHROCARE CORP in Q2 2013. The put-call ratio across all filers is - and the average weighting 0.2%.

Quarter-by-quarter ownership
Renaissance Technologies ownership history of ARTHROCARE CORP
ValueSharesWeighting
Q1 2014$55,992,000
+76.3%
1,161,901
+47.2%
0.13%
+76.3%
Q4 2013$31,765,000
+50.4%
789,400
+33.0%
0.08%
+49.0%
Q3 2013$21,120,000
+14.5%
593,600
+11.1%
0.05%
+6.2%
Q2 2013$18,453,000534,4000.05%
Other shareholders
ARTHROCARE CORP shareholders Q2 2013
NameSharesValueWeighting ↓
HealthCor Management, L.P. 2,375,000$95,570,0005.80%
ARDSLEY ADVISORY PARTNERS LP 470,000$18,913,0002.51%
Iguana Healthcare Management, LLC 75,000$3,018,0001.72%
AMERICAN CAPITAL MANAGEMENT INC 316,975$12,755,0001.58%
FALCON POINT CAPITAL, LLC 28,842$1,161,0001.11%
CATAPULT CAPITAL MANAGEMENT LLC 83,800$3,372,0000.80%
WESTFIELD CAPITAL MANAGEMENT CO LP 3,175,487$127,782,0000.75%
Visium Asset Management, LP 600,000$24,144,0000.47%
TUDOR INVESTMENT CORP ET AL 186,395$7,501,0000.37%
EAGLE ASSET MANAGEMENT INC 3,192,278$128,456,0000.36%
View complete list of ARTHROCARE CORP shareholders