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 ↓
RIVERHEAD CAPITAL MANAGEMENT LLC 102,927$7,643,0000.12%
Robotti & Company 48,728$34,0000.01%
World Asset Management Inc 43,834$30,0000.00%
UBS Group AG 795$1,0000.00%
GLENMEDE TRUST CO NA 148$00.00%
IFP Advisors, Inc 510$00.00%
DIMENSIONAL FUND ADVISORS LP 202,104$141,0000.00%
BANK OF AMERICA CORP /DE/ 101$00.00%
WELLS FARGO & COMPANY/MN 1$00.00%
SG Americas Securities, LLC 17,828$12,0000.00%
View complete list of CGG shareholders