MIND TECHNOLOGY, INC — Director's Dealing 2011

Apr 27, 2011

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: MITCHAM INDUSTRIES INC (MIND)
CIK: 0000926423
Period of Report: 2011-04-26

Reporting Person: LEWIS R DEAN (Director)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2011-04-26	MII Common Stock	A	6548	$8.98	Acquired	19048	Direct
2011-04-26	MII Common Stock	S	6548	$16.05	Disposed	12500	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2011-04-26	Options to Purchase Common Stock	$8.98	M	6548	Disposed	2015-07-21	MII Common Stock (6548)	Direct

Footnotes

F1: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $16.05 to $16.06, inclusive. The reporting person undertakes to provide to Mitcham Industries, Inc., any security holder of Mitcham Industries, Inc., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in footnote(1) of this Form 4.