GROUP ONE TRADING, L.P. - RETROPHIN INC ownership

RETROPHIN INC's ticker is and the CUSIP is 761299956. A total of 1 filers reported holding RETROPHIN 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 RETROPHIN INC
ValueSharesWeighting
Q2 2020$265,000
+253.3%
13,000
+145.3%
0.00%0.0%
Q4 2019$75,000
-21.9%
5,300
-36.1%
0.00%0.0%
Q3 2019$96,000
-90.6%
8,300
-83.7%
0.00%
-88.9%
Q2 2019$1,023,000
-17.8%
50,900
-7.5%
0.01%
-35.7%
Q1 2019$1,245,000
+5313.0%
55,000
+54900.0%
0.01%
Q4 2018$23,000
+283.3%
100
-50.0%
0.00%
Q3 2018$6,000
+100.0%
200
+100.0%
0.00%
Q2 2018$3,000
+50.0%
1000.0%0.00%
Q1 2018$2,0000.0%1000.0%0.00%
Q4 2017$2,000
-96.2%
100
-95.2%
0.00%
Q3 2017$52,000
+2500.0%
2,100
+2000.0%
0.00%
Q2 2017$2,000
-95.8%
100
-96.2%
0.00%
-100.0%
Q1 2017$48,000
-9.4%
2,600
-7.1%
0.00%0.0%
Q4 2016$53,000
-96.5%
2,800
-95.9%
0.00%
-93.8%
Q3 2016$1,513,000
+3.1%
67,600
-18.0%
0.02%
-5.9%
Q2 2016$1,468,000
-52.1%
82,400
-63.3%
0.02%
-60.5%
Q1 2016$3,065,000
+49.4%
224,400
+110.9%
0.04%
+79.2%
Q4 2015$2,052,000
+89.3%
106,400
+98.9%
0.02%
+60.0%
Q3 2015$1,084,000
+994.9%
53,500
+1683.3%
0.02%
+1400.0%
Q2 2015$99,000
-88.1%
3,000
-91.4%
0.00%
-92.3%
Q1 2015$834,000
+892.9%
34,800
+274.2%
0.01%
+1200.0%
Q3 2014$84,000
-76.3%
9,300
-69.2%
0.00%
-80.0%
Q2 2014$355,00030,2000.01%
Other shareholders
RETROPHIN INC shareholders Q4 2014
NameSharesValueWeighting ↓
Citadel Advisors 3,400$42,0000.00%
View complete list of RETROPHIN INC shareholders