GEOSPACE TECHNOLOGIES CORP — Director's Dealing 2012

Aug 13, 2012

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: OYO GEOSPACE CORP (OYOG)
CIK: 0001001115
Period of Report: 2012-08-10

Reporting Person: Adams Robbin B. (Executive Vice President)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2012-08-09	Common Stock, par value $.01 per share	M	1000	$43.89	Acquired	1775	Direct
2012-08-09	Common Stock, par value $.01 per share	S	1000	$97.80	Disposed	775	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2012-08-09	Options (right to buy)	$43.89	M	1000	Disposed	2020-02-25	Common Stock (1000)	Direct

Holdings (Derivative)

Security	Exercise Price	Expiration	Underlying	Shares	Ownership
Options (right to buy)	$17.56	2018-12-05	Common Stock (750)	750	Direct

Footnotes

F1: These shares were issued upon the exercise of options (described in Table II) and then immediately sold.

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

F3: This option becomes exercisable in equal annual installments over a four year period. The option will become fully exercisable on February 25, 2014.

F4: Pursuant to General Instruction 4(c)(iii) of Form 4, the exercise price is reported in column 2 of this Table II.

F5: This option became exercisable in equal annual installments over a four year period. The option will become fully exercisable on December 5, 2012.