SIMPLEX TRADING, LLC - PIONEER ENERGY SVCS CORP ownership

PIONEER ENERGY SVCS CORP's ticker is and the CUSIP is 723664958. A total of 2 filers reported holding PIONEER ENERGY SVCS CORP in Q3 2015. The put-call ratio across all filers is - and the average weighting 0.0%.

Quarter-by-quarter ownership
SIMPLEX TRADING, LLC ownership history of PIONEER ENERGY SVCS CORP
ValueSharesWeighting
Q4 2018$0
-100.0%
2
-91.3%
0.00%
Q3 2018$6,000
-50.0%
23
+4.5%
0.00%
Q2 2018$12,00022
-12.0%
0.00%
Q4 2017$025
+2400.0%
0.00%
Q3 2015$0
-100.0%
1
-99.1%
0.00%
-100.0%
Q1 2015$22,000
+450.0%
106
+430.0%
0.00%
Q4 2014$4,000200.00%
Other shareholders
PIONEER ENERGY SVCS CORP shareholders Q3 2015
NameSharesValueWeighting ↓
GROUP ONE TRADING, L.P. 12,400$99,0000.00%
Citadel Advisors 6,600$53,0000.00%
View complete list of PIONEER ENERGY SVCS CORP shareholders