GROUP ONE TRADING, L.P. - HORIZON PHARMA PLC ownership

HORIZON PHARMA PLC's ticker is and the CUSIP is G4617B955. A total of 1 filers reported holding HORIZON PHARMA PLC in Q2 2019. 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 HORIZON PHARMA PLC
ValueSharesWeighting
Q1 2019$885,000
-22.4%
33,500
-42.6%
0.01%0.0%
Q4 2018$1,141,000
+0.1%
58,400
+0.3%
0.01%
+11.1%
Q3 2018$1,140,000
+10.7%
58,200
-6.4%
0.01%0.0%
Q2 2018$1,030,000
-26.4%
62,200
-36.9%
0.01%
-35.7%
Q1 2018$1,399,000
+9.7%
98,500
+12.8%
0.01%
+55.6%
Q4 2017$1,275,000
+72.5%
87,300
+49.7%
0.01%
+28.6%
Q3 2017$739,000
-19.5%
58,300
-24.6%
0.01%
-30.0%
Q2 2017$918,000
-69.6%
77,300
-62.1%
0.01%
-71.4%
Q1 2017$3,015,000
-81.4%
204,000
-79.7%
0.04%
-77.7%
Q4 2016$16,227,000
+169.4%
1,002,900
+201.9%
0.16%
+141.5%
Q3 2016$6,023,000
+137.6%
332,200
+115.9%
0.06%
+116.7%
Q2 2016$2,535,000
-41.1%
153,900
-40.7%
0.03%
-50.8%
Q1 2016$4,302,000
-28.5%
259,600
-6.5%
0.06%
-14.1%
Q4 2015$6,016,000
+93.7%
277,600
+77.2%
0.07%
+65.1%
Q3 2015$3,106,000
+76.7%
156,700
+209.7%
0.04%
+72.0%
Q2 2015$1,758,000
-22.2%
50,600
-41.8%
0.02%
-28.6%
Q1 2015$2,259,000
+129.1%
87,000
+13.7%
0.04%
+133.3%
Q4 2014$986,000
+10.3%
76,500
+5.1%
0.02%
+7.1%
Q3 2014$894,00072,8000.01%
Other shareholders
HORIZON PHARMA PLC shareholders Q2 2019
NameSharesValueWeighting ↓
GROUP ONE TRADING, L.P. 259,600$4,302,0000.06%
SABBY MANAGEMENT, LLC 390$646,0000.03%
SIMPLEX TRADING, LLC 276$53,0000.00%
Citadel Advisors 96,700$1,602,0000.00%
View complete list of HORIZON PHARMA PLC shareholders