SIMPLEX TRADING, LLC - HORIZON PHARMA PLC ownership

HORIZON PHARMA PLC's ticker is and the CUSIP is G4617B905. A total of 4 filers reported holding HORIZON PHARMA PLC in Q3 2015. The put-call ratio across all filers is - and the average weighting 0.3%.

Quarter-by-quarter ownership
SIMPLEX TRADING, LLC ownership history of HORIZON PHARMA PLC
ValueSharesWeighting
Q1 2019$1,377,000
+219.5%
521
+135.7%
0.00%
+300.0%
Q4 2018$431,000
-27.3%
221
-27.1%
0.00%
-50.0%
Q3 2018$593,000
+139.1%
303
+102.0%
0.00%
+100.0%
Q2 2018$248,000
+1081.0%
150
-9.6%
0.00%0.0%
Q1 2018$21,000
-61.1%
166
-68.1%
0.00%
-50.0%
Q4 2017$54,000
+170.0%
521
+27.7%
0.00%
+100.0%
Q3 2017$20,000
-9.1%
408
+2.8%
0.00%0.0%
Q2 2017$22,000
-79.8%
397
-75.5%
0.00%
-80.0%
Q1 2017$109,000
-40.1%
1,619
-65.9%
0.01%
-54.5%
Q4 2016$182,000
+49.2%
4,750
+1173.5%
0.01%
+37.5%
Q3 2016$122,000
+154.2%
373
-28.8%
0.01%
+166.7%
Q2 2016$48,000
-42.2%
524
+34.4%
0.00%
-57.1%
Q1 2016$83,000
-45.4%
390
+21.1%
0.01%
-41.7%
Q4 2015$152,000
+26.7%
322
-71.5%
0.01%
+33.3%
Q3 2015$120,000
-22.1%
1,129
+985.6%
0.01%
-30.8%
Q2 2015$154,000
-74.0%
104
-73.3%
0.01%
-81.2%
Q1 2015$592,0003900.07%
Other shareholders
HORIZON PHARMA PLC shareholders Q3 2015
NameSharesValueWeighting ↓
GROUP ONE TRADING, L.P. 169,000$5,871,0000.08%
SIMPLEX TRADING, LLC 104$154,0000.01%
Citadel Advisors 105,600$3,669,0000.00%
View complete list of HORIZON PHARMA PLC shareholders