GEOSPACE TECHNOLOGIES CORP — Director's Dealing 2012

Feb 3, 2012

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: OYO GEOSPACE CORP (OYOG)
CIK: 0001001115
Period of Report: 2012-02-03

Reporting Person: SHEEN MICHAEL J (Director, SVP & Chief Technical Officer)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2012-02-03	Common Stock, par value $.01 per share	M	7922	$17.56	Acquired	37922	Direct
2012-02-03	Common Stock, par value $.01 per share	S	4000	$100.00	Disposed	33922	Direct
2012-02-03	Common Stock, par value $.01 per share	S	2000	$100.10	Disposed	31922	Direct
2012-02-03	Common Stock, par value $.01 per share	S	1000	$100.20	Disposed	30922	Direct
2012-02-03	Common Stock, par value $.01 per share	S	2000	$100.30	Disposed	28922	Direct
2012-02-03	Common Stock, par value $.01 per share	S	922	$100.51	Disposed	28000	Direct
2012-02-03	Common Stock, par value $.01 per share	S	2000	$102.00	Disposed	26000	Direct
2012-02-03	Common Stock, par value $.01 per share	S	5000	$104.00	Disposed	21000	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2012-02-03	Options (right to buy)	$17.56	M	7922	Disposed	2018-12-05	Common Stock (7922)	Direct

Footnotes

F1: These shares were issued upon the exercise of options (described in Table II) and then immediately sold. The sales reported in this Form 4 were effected pursuant to Rule 10b5-1 trading plans adopted by the reporting person.

F2: The shares that were issued upon the exercise of options were immediately sold, as is presented in Table I.

F3: This option has become exercisable in four equal annual installments, and will be fully exercisable on December 5, 2012.

F4: This number represents the partial exercise of the options granted to the reporting person on December 5, 2008 to purchase shares of common stock, par value $.01 per share, of OYO Geospace Corporation.

F5: Pursuant to General Instruction 4(c)(iii) of Form 4, the exercise price is reported in Column 2 of this Table II.

F6: Includes options to purchase shares of common stock, par value $.01 per share, of OYO Geospace Corporation with an expiration date of December 5, 2018 and an exercise price of $17.56 per share. These options will be fully exercisable on December 5, 2012.

F7: A portion of these shares were issued upon the exercise of options (described in Table II) and then immediately sold.