GROUP ONE TRADING, L.P. - CGG ownership

CGG's ticker is CGG and the CUSIP is 12531Q105. A total of 39 filers reported holding CGG in Q4 2013. The put-call ratio across all filers is 0.84 and the average weighting 0.0%.

Quarter-by-quarter ownership
GROUP ONE TRADING, L.P. ownership history of CGG
ValueSharesWeighting
Q1 2015$5,0000.0%900
+149.3%
0.00%
Q2 2014$5,000
-68.8%
361
-63.9%
0.00%
Q1 2014$16,000
-81.8%
1,000
-80.4%
0.00%
-100.0%
Q4 2013$88,0005,1000.00%
Other shareholders
CGG shareholders Q4 2013
NameSharesValueWeighting ↓
Robotti & Company 53,402$304,0000.18%
KGH Ltd 62,614$357,0000.03%
Aperio Group, LLC 50,963$290,0000.00%
KANALY TRUST CO 2,002$11,0000.00%
DIMENSIONAL FUND ADVISORS LP 387,631$2,209,0000.00%
ENTERPRISE FINANCIAL SERVICES CORP 207$1,0000.00%
Tower Research Capital LLC (TRC) 2,173$12,0000.00%
SG Americas Securities, LLC 17,828$102,0000.00%
RIVERHEAD CAPITAL MANAGEMENT LLC 7,400$42,0000.00%
US BANCORP \DE\ 657$4,0000.00%
View complete list of CGG shareholders