GLOBAL GEOPHYSICAL SVCS INC

CUSIP: 37946S107 Class: CMN

Invesco Ltd.'s Holding History (CIK: 0000914208)

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

Q4 2013
Shares 1,771,300 Value ($000) $2,852 Avg Close — Range —
Q3 2013
Shares 1,765,151 Value ($000) $4,784 Avg Close — Range —
Q2 2013
Shares 1,764,146 Value ($000) $8,327 Avg Close — Range —