GEOSPACE TECHNOLOGIES CORP — Director's Dealing 2006

Jan 26, 2006

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: OYO GEOSPACE CORP (OYOG)
CIK: 0001001115
Period of Report: 2006-01-20

Reporting Person: Rice Lacey (Vice President, HR)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2006-01-09	Common Stock	C	8000	$14	Acquired	12000	Indirect
2006-01-09	Common Stock	C	100	$11.6875	Acquired	12000	Indirect
2006-01-09	Common Stock	C	900	$8.625	Acquired	12000	Indirect
2006-01-09	Common Stock	S	8000	$38.92	Disposed	4000	Indirect
2006-01-09	Common Stock	S	100	$38.92	Disposed	3900	Indirect
2006-01-09	Common Stock	S	900	$38.92	Disposed	3000	Indirect

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2006-01-09	Options (right to buy)	$14	C	8000	Disposed	2007-11-26	Common Stock (8000)	Indirect
2006-01-09	Options (right to buy)	$11.6875	C	100	Disposed	2009-11-05	Common Stock (100)	Indirect
2006-01-09	Options (right to buy)	$8.625	C	900	Disposed	2009-04-28	Common Stock (900)	Indirect

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: These options were granted on November 26, 1997 pursuant to the OYO Geospace Corporation 1997 Key Employee Stock Option Plan. The options vested 25% on the first anniversary date of the grant and 25% on each of the subsequent three anniversary dates of the grant.