A.R.T. Advisors, LLC - ENVISION HEALTHCARE HLDGS IN ownership

ENVISION HEALTHCARE HLDGS IN's ticker is EVHC and the CUSIP is 29413U103. A total of 231 filers reported holding ENVISION HEALTHCARE HLDGS IN in Q4 2015. The put-call ratio across all filers is 0.16 and the average weighting 0.3%.

Quarter-by-quarter ownership
A.R.T. Advisors, LLC ownership history of ENVISION HEALTHCARE HLDGS IN
ValueSharesWeighting
Q3 2015$6,807,000
+55.8%
185,046
+67.2%
0.25%
+72.6%
Q2 2015$4,369,000
+41.1%
110,684
+37.0%
0.15%
+36.4%
Q1 2015$3,097,000
+64.7%
80,762
+49.0%
0.11%
+52.9%
Q4 2014$1,880,000
+54.0%
54,198
+53.8%
0.07%
+25.0%
Q3 2014$1,221,000
+7.9%
35,235
+11.7%
0.06%
-5.1%
Q2 2014$1,132,000
-30.6%
31,550
-34.6%
0.06%
-31.4%
Q1 2014$1,632,00048,2590.09%
Other shareholders
ENVISION HEALTHCARE HLDGS IN shareholders Q4 2015
NameSharesValueWeighting ↓
WELCH CAPITAL PARTNERS LLC/NY 450,000$11,713,0004.01%
BLOOM TREE PARTNERS, LLC 820,534$21,358,0003.93%
PACIFIC ALTERNATIVE ASSET MANAGEMENT COMPANY, LLC 195,430$5,087,0002.73%
BRIDGER MANAGEMENT, LLC 1,015,004$26,421,0001.89%
SAMLYN CAPITAL, LLC 1,189,038$30,951,0000.86%
Zweig-DiMenna Associates LLC 625,000$16,269,0000.66%
TimesSquare Capital Management, LLC 2,717,155$70,728,0000.40%
DECADE CAPITAL MANAGEMENT LLC 260,000$6,768,0000.39%
COBALT CAPITAL MANAGEMENT, INC. 150,000$3,905,0000.38%
CASTLEARK MANAGEMENT LLC 313,159$10,860,0000.31%
View complete list of ENVISION HEALTHCARE HLDGS IN shareholders