EXPONENT INC SEC Filing

Morgan Stanley Smith Barney LLC submitted a Form 144 relating to EXPO Common stock.

Rhea-AI Filing Summary

Morgan Stanley Smith Barney LLC submitted a Form 144 relating to EXPO Common stock. The filing, dated 05/13/2026, lists proposed sales of Common shares identified as restricted stock including 986 shares issued 03/11/2026 and 1,080 shares issued 03/11/2022. The filing names NASDAQ as the market.

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Securities Compliance Attorney

Form 144 notifies the market of an affiliate resale under Rule 144; it is an administrative disclosure.

Form 144 lists securities a holder intends to sell under the safe-harbor; the excerpt shows restricted stock lots of 986 and 1,080 shares with issuance dates 03/11/2026 and 03/11/2022. The filing date is 05/13/2026.

Timing, method of sale, and proceeds treatment are not shown in the excerpt; subsequent SEC or broker disclosures would show actual transactions and settlement mechanics.

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Accepted by SEC EDGAR 05/13/2026 - 04:03 PM EDT Learn about SEC filing dates

Form 144 Filer Information	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 144 NOTICE OF PROPOSED SALE OF SECURITIES PURSUANT TO RULE 144 UNDER THE SECURITIES ACT OF 1933
FORM 144

144: Filer Information

Filer CIK	0002046938
Filer CCC	XXXXXXXX
Is this a LIVE or TEST Filing?	LIVE TEST
Submission Contact Information
Name
Phone
E-Mail Address

144: Issuer Information

Name of Issuer	EXPONENT, INC.
SEC File Number	000-18655
Address of Issuer	149 COMMONWEALTH DRIVE, MENLO PARK CALIFORNIA 94025
Phone	(650) 326-9400
Name of Person for Whose Account the Securities are To Be Sold	JOSEPH SALA
See the definition of "person" in paragraph (a) of Rule 144. Information is to be given not only as to the person for whose account the securities are to be sold but also as to all other persons included in that definition. In addition, information shall be given as to sales by all persons whose sales are required by paragraph (e) of Rule 144 to be aggregated with sales for the account of the person filing this notice.
Relationship to Issuer	Officer

144: Securities Information

Title of the Class of Securities To Be Sold	Name and Address of the Broker	Number of Shares or Other Units To Be Sold	Aggregate Market Value	Number of Shares or Other Units Outstanding	Approximate Date of Sale	Name the Securities Exchange
Common	Morgan Stanley Smith Barney LLC Executive Financial Services 1 New York Plaza 8th Floor New York NY 10004	2066	117059.56	48511629	05/13/2026	NASDAQ

Furnish the following information with respect to the acquisition of the securities to be sold and with respect to the payment of all or any part of the purchase price or other consideration therefor:

144: Securities To Be Sold

Title of the Class	Date you Acquired	Nature of Acquisition Transaction	Name of Person from Whom Acquired	Is this a Gift?	Date Donor Acquired	Amount of Securities Acquired	Date of Payment	Nature of Payment *
Common	03/11/2026	Restricted Stock	Issuer			986	03/11/2026	Not Applicable
Common	03/11/2022	Restricted Stock	Issuer			1080	03/11/2022	Not Applicable

* If the securities were purchased and full payment therefor was not made in cash at the time of purchase, explain in the table or in a note thereto the nature of the consideration given. If the consideration consisted of any note or other obligation, or if payment was made in installments describe the arrangement and state when the note or other obligation was discharged in full or the last installment paid.

Furnish the following information as to all securities of the issuer sold during the past 3 months by the person for whose account the securities are to be sold.

144: Securities Sold During The Past 3 Months

Nothing to Report

144: Remarks and Signature

Remarks
Date of Notice	05/13/2026
ATTENTION:
The person for whose account the securities to which this notice relates are to be sold hereby represents by signing this notice that he does not know any material adverse information in regard to the current and prospective operations of the Issuer of the securities to be sold which has not been publicly disclosed. If such person has adopted a written trading plan or given trading instructions to satisfy Rule 10b5-1 under the Exchange Act, by signing the form and indicating the date that the plan was adopted or the instruction given, that person makes such representation as of the plan adoption or instruction date.
Signature	/s/ Joseph Benedict Sala
ATTENTION: Intentional misstatements or omission of facts constitute Federal Criminal Violations (See 18 U.S.C. 1001)