GROUP ONE TRADING, L.P. - ISIS PHARMACEUTICALS INC ownership

ISIS PHARMACEUTICALS INC's ticker is and the CUSIP is 464330959. A total of 5 filers reported holding ISIS PHARMACEUTICALS INC in Q4 2014. The put-call ratio across all filers is - and the average weighting 0.0%.

Quarter-by-quarter ownership
GROUP ONE TRADING, L.P. ownership history of ISIS PHARMACEUTICALS INC
ValueSharesWeighting
Q3 2015$10,461,000
-2.7%
258,800
+38.5%
0.14%
-3.3%
Q2 2015$10,750,000
-13.7%
186,800
-4.5%
0.15%
-23.5%
Q1 2015$12,460,000
+0.7%
195,700
-2.3%
0.20%
+4.8%
Q4 2014$12,373,000
+150.1%
200,400
+57.3%
0.19%
+146.1%
Q3 2014$4,947,000
+11.7%
127,400
-0.9%
0.08%
+11.8%
Q2 2014$4,430,000
-49.0%
128,600
-36.0%
0.07%
-53.4%
Q1 2014$8,681,000
+130.8%
200,900
+112.8%
0.15%
+156.1%
Q4 2013$3,761,000
+21.6%
94,400
+14.6%
0.06%
-3.4%
Q3 2013$3,093,000
+12.5%
82,400
-19.5%
0.06%
-13.2%
Q2 2013$2,749,000102,3000.07%
Other shareholders
ISIS PHARMACEUTICALS INC shareholders Q4 2014
NameSharesValueWeighting ↓
GROUP ONE TRADING, L.P. 200,400$12,373,0000.19%
Timber Hill LLC 46,600$2,877,0000.01%
SIMPLEX TRADING, LLC 245$51,0000.01%
Citadel Advisors 62,400$3,853,0000.00%
SG Americas Securities, LLC 200,000$20,0000.00%
View complete list of ISIS PHARMACEUTICALS INC shareholders