SIMPLEX TRADING, LLC - OCEAN RIG UDW INC ownership

OCEAN RIG UDW INC's ticker is and the CUSIP is G66964900. A total of 2 filers reported holding OCEAN RIG UDW INC in Q4 2016. The put-call ratio across all filers is - and the average weighting 0.0%.

Quarter-by-quarter ownership
SIMPLEX TRADING, LLC ownership history of OCEAN RIG UDW INC
ValueSharesWeighting
Q2 2017$051
-64.8%
0.00%
Q1 2017$0
-100.0%
145
-80.8%
0.00%
-100.0%
Q4 2016$15,000
+50.0%
755
+5.3%
0.00%0.0%
Q3 2016$10,000
-64.3%
717
-26.5%
0.00%
-50.0%
Q2 2016$28,0009760.00%
Other shareholders
OCEAN RIG UDW INC shareholders Q4 2016
NameSharesValueWeighting ↓
GROUP ONE TRADING, L.P. 363,000$632,0000.01%
SIMPLEX TRADING, LLC 755$15,0000.00%
View complete list of OCEAN RIG UDW INC shareholders