BLAIR WILLIAM & CO/IL - ARATANA THERAPEUTICS INC ownership

ARATANA THERAPEUTICS INC's ticker is PETX and the CUSIP is 03874P101. A total of 46 filers reported holding ARATANA THERAPEUTICS INC in Q4 2013. The put-call ratio across all filers is - and the average weighting 0.6%.

Quarter-by-quarter ownership
BLAIR WILLIAM & CO/IL ownership history of ARATANA THERAPEUTICS INC
ValueSharesWeighting
Q2 2019$742,000
+30.2%
143,710
-9.2%
0.00%
+33.3%
Q1 2019$570,000
-64.6%
158,350
-39.7%
0.00%
-75.0%
Q4 2018$1,609,000
-4.5%
262,500
-9.0%
0.01%
+20.0%
Q3 2018$1,685,000
-34.1%
288,525
-52.0%
0.01%
-41.2%
Q2 2018$2,556,000
-33.1%
601,480
-30.5%
0.02%
-37.0%
Q1 2018$3,819,000
-12.5%
866,002
+4.3%
0.03%
-10.0%
Q4 2017$4,367,000
-9.9%
830,265
+5.0%
0.03%
-16.7%
Q3 2017$4,848,000
-10.7%
790,833
+5.3%
0.04%
-12.2%
Q2 2017$5,431,000
+27.8%
751,220
+12.6%
0.04%
+20.6%
Q1 2017$4,249,000
-3.8%
667,163
+8.4%
0.03%
-15.0%
Q4 2016$4,419,000
-27.3%
615,471
-5.2%
0.04%
-25.9%
Q3 2016$6,080,000
+59.4%
649,531
+7.6%
0.05%
+50.0%
Q2 2016$3,815,000
+25.7%
603,652
+9.8%
0.04%
+24.1%
Q1 2016$3,035,000
+34.2%
549,949
+35.7%
0.03%
+38.1%
Q4 2015$2,261,000
-23.3%
405,401
+16.3%
0.02%
-19.2%
Q3 2015$2,949,000
-42.1%
348,581
+3.4%
0.03%
+225.0%
Q2 2015$5,097,000
+26.7%
337,200
+34.2%
0.01%
+33.3%
Q1 2015$4,022,000
-9.2%
251,240
+1.1%
0.01%
-14.3%
Q4 2014$4,429,000
+183.0%
248,550
+59.4%
0.01%
+133.3%
Q3 2014$1,565,000
-8.6%
155,925
+42.1%
0.00%0.0%
Q2 2014$1,713,000
-78.1%
109,745
-73.9%
0.00%
-76.9%
Q1 2014$7,816,000
+1700.9%
421,135
+1752.0%
0.01%
+1200.0%
Q4 2013$434,00022,7400.00%
Other shareholders
ARATANA THERAPEUTICS INC shareholders Q4 2013
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