DAWSON GEOPHYSICAL CO — Director's Dealing 2012

Aug 9, 2012

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: TGC INDUSTRIES INC (TGE)
CIK: 0000799165
Period of Report: 2012-08-07

Reporting Person: WHITENER WAYNE A (Director, President and CEO)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2012-08-07	Common Stock	A	75000	—	Acquired	77756	Direct

Holdings (Derivative)

Security	Exercise Price	Expiration	Underlying	Shares	Ownership
Incentive Stock Option Reload	$9.87	2013-10-23	Common Stock (15950)	15950	Direct

Footnotes

F1: Reload option vests six months from date of grant.

F2: Not applicable.