GROUP ONE TRADING, L.P. - HYPERDYNAMICS CORP COMMON STOCK ownership

HYPERDYNAMICS CORP COMMON STOCK's ticker is and the CUSIP is 448954906. A total of 2 filers reported holding HYPERDYNAMICS CORP COMMON STOCK in Q4 2013. 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 HYPERDYNAMICS CORP COMMON STOCK
ValueSharesWeighting
Q1 2015$4,000
-77.8%
10,400
-55.6%
0.00%
Q4 2014$18,000
+50.0%
23,400
+265.6%
0.00%
Q3 2014$12,000
-96.6%
6,400
-94.1%
0.00%
-100.0%
Q2 2014$353,000
+127.7%
108,700
+22.1%
0.01%
+66.7%
Q1 2014$155,0000.0%89,000
+133.6%
0.00%
+50.0%
Q4 2013$155,00038,1000.00%
Other shareholders
HYPERDYNAMICS CORP COMMON STOCK shareholders Q4 2013
NameSharesValueWeighting ↓
GROUP ONE TRADING, L.P. 38,100$155,0000.00%
Citadel Advisors 16,400$67,0000.00%
View complete list of HYPERDYNAMICS CORP COMMON STOCK shareholders