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Filing Details

Issuer

Cik	Name	Symbol	Sector (SIC)	IRS No
1311486	Global Geophysical Services Inc	GGS	Oil & Gas Field Exploration Services (1382)	000000000

Insiders

Cik	Name	Reported Address	Insider Title	Director	Officer	Large Shareholder	Other
1480128	J Thomas Fleure	C/O Global Geophysical Services, Inc. 13927 South Gessner Road Missouri City TX 77489	Sr. Vp, Technology	No	Yes	No	No

Reported Non-Derivative Transactions

Sec. Name	Acquisiton - Disposition	Date	Amount	Price	Remaning Holdings	Equity Swap Involved	Form Type	Code	Nature of Ownership	Explanation
Common Stock	Disposition	2012-03-20	11,400	$10.50	914,287	No	4	S	Direct
Common Stock	Disposition	2012-03-21	8,600	$10.56	905,687	No	4	S	Direct

Equity Swap Involved	Form Type	Code	Nature of Ownership	Explanation
No	4	S	Direct
No	4	S	Direct

Reported Non-Derivative Holdings

Sec. Name	Remaning Holdings	Nature of Ownership	Explanation
Common Stock	925,687	Direct

Footnotes

This transaction was made pursuant to reporting person's adopted Rule 10b 5-1 Plan, dated March 6, 2012 (start date March 19, 2012 - end date September 24, 2012).
The price reported in column 4 is a weighted average price. These shares were sold in multiple transactions during the day at prices ranging from $10.4450 to $10.6000, inclusive. The reporting person undertakes to provide to the SEC staff, GGS, and any security holder of GGS, full information regarding the number of shares sold at each separate price within the range set forth above.
The price reported in column 4 is a weighted average price. These shares were sold in multiple transactions during the day at prices ranging from $10.5000 to $10.6800, inclusive. The reporting person undertakes to provide to the SEC staff, GGS, and any security holder of GGS, full information regarding the number of shares sold at each separate price within the range set forth above.