SEC Form 4
FORM 4 UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940
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Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).
1. Name and Address of Reporting Person*
THOMAS ALVIN L II

(Last) (First) (Middle)
C/O GLOBAL GEOPHYSICAL SERVICES, INC.
13927 SOUTH GESSNER ROAD

(Street)
MISSOURI CITY TX 77489

(City) (State) (Zip)
2. Issuer Name and Ticker or Trading Symbol
Global Geophysical Services Inc [ GGS ]
5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
Director 10% Owner
X Officer (give title below) Other (specify below)
Sr. V.P., Sec. & General
3. Date of Earliest Transaction (Month/Day/Year)
04/27/2010
4. If Amendment, Date of Original Filed (Month/Day/Year)
6. Individual or Joint/Group Filing (Check Applicable Line)
X Form filed by One Reporting Person
Form filed by More than One Reporting Person
Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3) 2. Transaction Date (Month/Day/Year) 2A. Deemed Execution Date, if any (Month/Day/Year) 3. Transaction Code (Instr. 8) 4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5) 5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4) 6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 7. Nature of Indirect Beneficial Ownership (Instr. 4)
Code V Amount (A) or (D) Price
Class B Common Stock 04/27/2010 J(1) 35,000 D (1) 0 D
Common Stock 04/27/2010 J(1) 35,000 A (1) 35,000 D
Common Stock 04/27/2010 S 1,725 D $12 33,275 D
Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned
(e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3) 2. Conversion or Exercise Price of Derivative Security 3. Transaction Date (Month/Day/Year) 3A. Deemed Execution Date, if any (Month/Day/Year) 4. Transaction Code (Instr. 8) 5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5) 6. Date Exercisable and Expiration Date (Month/Day/Year) 7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4) 8. Price of Derivative Security (Instr. 5) 9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4) 10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 11. Nature of Indirect Beneficial Ownership (Instr. 4)
Code V (A) (D) Date Exercisable Expiration Date Title Amount or Number of Shares
Stock Option $15 04/27/2010 J(4) 10,000(4) 12/31/2009(2) 12/30/2018 Common Stock 10,000 $0 10,000 D
Stock Option $20 04/27/2010 J(4) 10,000(4) 12/31/2009(2) 12/30/2018 Common Stock 10,000 $0 10,000 D
Stock Option $25 04/27/2010 J(4) 20,000(4) 12/31/2009(2) 12/30/2018 Common Stock 20,000 $0 20,000 D
Stock Option $30 04/27/2010 J(4) 20,000(4) 12/31/2009(2) 12/30/2018 Common Stock 20,000 $0 20,000 D
Stock Option $15 04/27/2010 J(4) 10,000(4) 06/30/2010(3) 06/29/2019 Common Stock 10,000 $0 10,000 D
Explanation of Responses:
1. Pursuant to a reclassification exempt under Rule 16b-7, each share of Class A and B Common Stock and Preferred Stock are converting, immediately and automatically, into shares of Common Stock, as part of a recapitalization of the issuer's capital stock structure.
2. As of the filing date, 25% of these shares have vested. The remainder of these shares will vest 25% on each of the following dates; December 31, 2010, December 31, 2011 and December 31, 2012.
3. As of the filing date none of these shares have vested. These shares will vest 25% on each of the following dates; June 30, 2010, June 30, 2011, June 30, 2012 and June 30, 2013.
4. Pursuant to the reclassification discussed in footnote 1, these options now convert to Common Stock instead of Class B Common Stock, only if and when exercised.
/s/ Alvin L. Thomas 04/29/2010
** Signature of Reporting Person Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
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