CAMERON INTERNATIONAL CORP

CUSIP: 13342B105 Class: COM

GROUP ONE TRADING, L.P.'s Holding History (CIK: 0000932540)

Note: Option positions (PUT/CALL) are excluded.

Q2 2015
Shares 17,929 Value ($000) $939 Avg Close — Range —
Q1 2015
Shares 38,430 Value ($000) $1,734 Avg Close — Range —