MARSHALL WACE, LLP - ARATANA THERAPEUTICS INC ownership

ARATANA THERAPEUTICS INC's ticker is PETX and the CUSIP is 03874P101. A total of 108 filers reported holding ARATANA THERAPEUTICS INC in Q4 2016. The put-call ratio across all filers is 93.00 and the average weighting 0.1%.

Quarter-by-quarter ownership
MARSHALL WACE, LLP ownership history of ARATANA THERAPEUTICS INC
ValueSharesWeighting
Q4 2018$997,000
+135.1%
162,672
+259.5%
0.01%
+233.3%
Q3 2016$424,000
-14.3%
45,255
+46.5%
0.00%
-50.0%
Q1 2015$495,00030,8970.01%
Other shareholders
ARATANA THERAPEUTICS INC shareholders Q4 2016
NameSharesValueWeighting ↓
Broadfin Capital, LLC 5,184,942$31,784,0004.70%
AWM Investment Company, Inc. 1,562,517$9,578,0001.67%
Opaleye Management Inc. 420,000$2,574,0000.91%
MPM ASSET MANAGEMENT LLC 250,000$1,533,0000.75%
GENERAL AMERICAN INVESTORS CO INC 867,600$5,318,0000.50%
Grandeur Peak Global Advisors, LLC 538,363$3,300,0000.50%
Redmond Asset Management, LLC 55,941$343,0000.16%
WOODSTOCK CORP 88,303$541,0000.10%
CADENCE CAPITAL MANAGEMENT LLC 173,808$1,065,0000.07%
Sheaff Brock Investment Advisors, LLC 71,000$435,0000.06%
View complete list of ARATANA THERAPEUTICS INC shareholders