Exponent (EXPO) Group Vice President sells 2,945 shares in open-market trade

Rhea-AI Filing Summary

Exponent Inc.’s Group Vice President Joseph Rakow reported an open-market sale of company stock. On May 13, 2026, he sold 2,945 shares of Exponent common stock at an average price of $54.6601 per share. Following this transaction, his directly held common stock position reported in this filing was 0 shares.

Insider Trade Summary

Net Seller: 2,945 shares ($160,974)

Net Sell 1 txn

Insider Rakow Joseph

Role Group Vice President

Sold 2,945 shs ($161K)

Type	Security	Shares	Price	Value
Sale	Common Stock	2,945	$54.6601	$161K

Holdings After Transaction: Common Stock — 0 shares (Direct, null)

Footnotes (1)

Key Figures

Shares sold: 2,945 shares Sale price per share: $54.6601 per share Shares owned after transaction: 0 shares +1 more

4 metrics

Shares sold 2,945 shares Common Stock sold on May 13, 2026

Sale price per share $54.6601 per share Average price for the May 13, 2026 sale

Shares owned after transaction 0 shares Directly held Exponent common stock after sale

Net shares sold 2,945 shares Net change in buy/sell activity from transaction summary

Key Terms

open-market sale, Common Stock, Form 4, Group Vice President

4 terms

open-market sale financial

"transaction_action: "open-market sale""

An open-market sale is when a shareholder sells existing shares directly on a public exchange to any willing buyer, rather than through a private deal. Think of it like putting goods on a busy market stall where price is set by supply and demand; for investors it matters because such sales increase available supply, can put short-term downward pressure on the stock price, and signal changes in liquidity or investor confidence.

Common Stock financial

"security_title: "Common Stock""

Common stock represents ownership shares in a company, giving investors a stake in its success and a say in important decisions through voting rights. It is the most common type of stock traded on markets and can provide income through dividends, as well as potential for value growth. For investors, holding common stock means sharing in the company’s profits and risks.

Form 4 regulatory

"INSIDER FILING DATA (Form 4)"

Form 4 is a official document that company insiders, such as executives or major shareholders, file with regulators whenever they buy or sell company shares. It provides transparency about how those with inside knowledge are trading, helping investors see if insiders are confident in the company's prospects or may be selling for personal reasons. This information can influence investor decisions by revealing insiders' perspectives on the company's value.

Group Vice President financial

"officer_title: "Group Vice President""

Form 4 Insider Transactions: What Each Field Means →

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL

OMB Number:			3235-0287
Estimated average burden
hours per response:			0.5

Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

Rakow Joseph

(Last) (First) (Middle)

149 COMMONWEALTH DRIVE

(Street)

MENLO PARK CALIFORNIA 94025

(City) (State) (Zip)

UNITED STATES

(Country)

2. Issuer Name and Ticker or Trading Symbol
EXPONENT INC [ EXPO ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	Group Vice President

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
05/13/2026

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

4. If Amendment, Date of Original Filed (Month/Day/Year)

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
Common Stock	05/13/2026		S		2,945	D	$54.6601	0	D

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

	By: Wendy Whitehouse For: Joseph Rakow	05/13/2026
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.
* Form 4: SEC 1474 (03-26)

FAQ

What insider transaction did Exponent (EXPO) report for Joseph Rakow?

Exponent reported that Group Vice President Joseph Rakow executed an open-market sale of company stock. He sold 2,945 shares of Exponent common stock at an average price of $54.6601 per share in a single reported transaction.

When did Joseph Rakow’s Exponent (EXPO) stock sale take place?

The reported transaction occurred on May 13, 2026. On that date, Group Vice President Joseph Rakow sold 2,945 shares of Exponent common stock in an open-market sale, as disclosed in the Form 4 insider trading report.

How many Exponent (EXPO) shares did Joseph Rakow sell and at what price?

Joseph Rakow sold 2,945 shares of Exponent common stock. The sale was executed at an average price of $54.6601 per share. This open-market transaction is the only trade reported in the referenced Form 4 filing.

What are Joseph Rakow’s reported Exponent (EXPO) holdings after this Form 4 sale?

After the reported transaction, Joseph Rakow’s directly held Exponent common stock position in the filing is 0 shares. The Form 4 shows 2,945 shares sold and lists a total of 0 shares of common stock owned directly following the transaction.

What type of transaction is shown in Joseph Rakow’s Exponent (EXPO) Form 4?

The Form 4 lists an open-market sale of Exponent common stock, coded as “S” for a sale in an open market or private transaction. It involves 2,945 shares sold at an average price of $54.6601 per share.