GLOBAL GEOPHYSICAL SVCS INC

CUSIP: 37946S107 Class: CMN

GSA CAPITAL PARTNERS LLP's Holding History (CIK: 0001362033)

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

Q4 2013
Shares 148,195 Value ($000) $239 Avg Close — Range —
Q3 2013
Shares 84,569 Value ($000) $229 Avg Close — Range —
Q2 2013
Shares 96,968 Value ($000) $458 Avg Close — Range —