EXPONENT INC — Director's Dealing 2025

Jun 9, 2025

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: EXPONENT INC (EXPO)
CIK: 0000851520
Period of Report: 2025-06-04

Reporting Person: Brown George H. (Director)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2025-06-04	Common Stock	M	1525	—	Acquired	8721	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2025-06-04	Restricted Stock Units	$	M	1525	Disposed	2025-06-06	Common Stock (1525)	Direct
2025-06-05	Restricted Stock Units	$	A	2009	Acquired	2026-06-05	Common Stock (2009)	Direct

Footnotes

F1: Reflects the conversion of shares of vested Restricted Stock Units granted on June 8, 2023 into shares of Common Stock on a 1:1 basis.

F2: Not applicable.

F3: 1-for-1.

F4: Restricted stock units will cliff-vest on the day prior to the Company's next annual shareholder meeting.