Richard L. Schlenker Jr. - 02 Jan 2026 Form 5 Insider Report for EXPONENT INC (EXPO)

Role: EVP & Chief Financial Officer
Signature: By: Wendy Whitehouse For: Richard L. Schlenker Jr.
Issuer symbol: EXPO
Transactions as of: 02 Jan 2026
Net transactions value: +$22,408
Form type: 5
Filing time: 17 Feb 2026, 11:08:41 UTC
Previous filing: 17 Mar 2025
Next filing: 12 Feb 2026
SEC: View on sec.gov

Reporting Owners (1)

Name	Relationship	Address	Signature	Signature date	CIK
SCHLENKER RICHARD L JR	EVP & Chief Financial Officer	149 COMMONWEALTH DRIVE, MENLO PARK	By: Wendy Whitehouse For: Richard L. Schlenker Jr.	17 Feb 2026	0001203306

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	EXPO	Common Stock	Purchase	$10,249	+140	+0.06%	$73.21	222,019	04 Apr 2025	Direct	F1
transaction	EXPO	Common Stock	Purchase	$12,159	+166	+0.07%	$73.24	222,185	04 Jul 2025	Direct	F1

* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id	Content
F1	Acquisition of stock pursuant to Exponent, Inc. Employee Stock Purchase Plan under the provisions of Section 423 of the Internal Revenue Code in a transaction exempt under SEC Rule 16b-3.