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*
Malden Guy
(Last) (First) (Middle)
8141 SH 75 SOUTH
(Street)
HUNTSVILLE TX 77342
(City) (State) (Zip)
2. Issuer Name and Ticker or Trading Symbol
MITCHAM INDUSTRIES INC [ MIND ] 		5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
Director 10% Owner
X Officer (give title below) Other (specify below)
VP - Marine Systems
3. Date of Earliest Transaction (Month/Day/Year)
01/20/2012
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
MII Common Stock 01/20/2012 M 8,700 A $6.4 22,161 D
MII Common Stock 01/20/2012 M 15,000 A $16.64 37,161 D
MII Common Stock 01/20/2012 M 15,000 A $17.7 52,161 D
MII Common Stock 01/20/2012 S 38,700 D $24.12 13,461 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
Options to Purchase MII Common Stock $6.4 01/20/2012 M 3,700 05/27/2010 05/27/2020 MII Common Stock 3,700 $6.4 0 D
Options to Purchase MII Common Stock $6.4 01/20/2012 M 5,000 05/27/2011 05/27/2020 MII Common Stock 5,000 $6.4 0 D
Options to Purchase MII Common Stock $16.64 01/20/2012 M 5,000 03/31/2007 03/31/2016 MII Common Stock 5,000 $16.64 0 D
Options to Purchase MII Common Stock $16.64 01/20/2012 M 5,000 03/31/2008 03/31/2016 MII Common Stock 5,000 $16.64 0 D
Options to Purchase MII Common Stock $16.64 01/20/2012 M 5,000 03/31/2009 03/31/2016 MII Common Stock 5,000 $16.64 0 D
Options to Purchase MII Common Stock $17.7 01/20/2012 M 5,000 09/07/2008 09/07/2017 MII Common Stock 5,000 $17.7 0 D
Options to Purchase MII Common Stock $17.7 01/20/2012 M 5,000 09/07/2009 09/07/2017 MII Common Stock 5,000 $17.7 0 D
Options to Purchase MII Common Stock $17.7 01/20/2012 M 5,000 09/07/2010 09/07/2017 MII Common Stock 5,000 $17.7 0 D
Explanation of Responses:
Remarks:
/s/ Guy Malden 01/24/2012
** 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).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.