EXPONENT INC — Director's Dealing 2011

Dec 22, 2011

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: EXPONENT INC (EXPO)
CIK: 0000851520
Period of Report: 2011-12-20

Reporting Person: GAULKE MICHAEL R (Director)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2011-12-20	Common Stock	M	1094	$31.01	Acquired	1094	Direct
2011-12-20	Common Stock	S	1094	$47.6402	Disposed	0	Direct
2011-12-21	Common Stock	M	706	$31.01	Acquired	706	Direct
2011-12-21	Common Stock	S	706	$47.578	Disposed	0	Direct
2011-12-22	Common Stock	M	500	$31.01	Acquired	500	Direct
2011-12-22	Common Stock	S	500	$47.5846	Disposed	0	Direct
2011-12-22	Common Stock	S	1367	$47.5846	Disposed	93463	Indirect

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2011-12-20	Non-Qualified Stock Option (right to buy)	$31.01	M	1094	Disposed	2018-02-05	Common Stock (1094)	Direct
2011-12-21	Non-Qualified Stock Option (right to buy)	$31.01	M	706	Disposed	2018-02-05	Common Stock (706)	Direct
2011-12-22	Non-Qualified Stock Option (right to buy)	$31.01	M	500	Disposed	2018-02-05	Common Stock (500)	Direct

Footnotes

F1: The stock option becomes exercisable in four equal annual installments.

F2: Not applicable.