CRA International (CRAI) EVP Yellin sells 2,250 company shares

Rhea-AI Filing Summary

CRA International, Inc. executive vice president and general counsel Jonathan D. Yellin reported selling a total of 2,250 shares of common stock in open-market transactions on March 5, 2026.

The sales were executed in three blocks: 1,650 shares at a weighted average price of $181.9438 per share, 500 shares at $182.9940 per share, and 100 shares at $184.1000 per share. According to the disclosure, certain trades were executed at prices ranging from $181.37 to $182.285 and from $182.75 to $183.115.

The transactions were effected pursuant to a Rule 10b5-1 trading arrangement adopted by Yellin on November 10, 2025. Following these sales, he directly owned 14,046 shares of CRA International common stock.

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).

X

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^*

Yellin Jonathan D

(Last) (First) (Middle)

200 CLARENDON STREET

(Street)

BOSTON MA 02116

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
CRA INTERNATIONAL, INC. [ CRAI ]

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

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	EVP AND GENERAL COUNSEL

3. Date of Earliest Transaction (Month/Day/Year)
03/05/2026

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

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

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

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	03/05/2026		S		1,650	D	$181.9438(1)	14,646	D(2)
Common Stock	03/05/2026		S		500	D	$182.994(3)	14,146	D(2)
Common Stock	03/05/2026		S		100	D	$184.1	14,046	D(2)

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:

1. The price in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $181.37 to $182.285, inclusive. The reporting person undertakes to provide the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price.

2. These transactions were effected pursuant to a Rule 10b5-1 trading adopted by the reporting person on November 10, 2025.

3. The price in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $182.75 to $183.115, inclusive. The reporting person undertakes to provide the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price.

	Delia J. Makhlouta, by power of attorney	03/09/2026
	** 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.

FAQ

What insider transaction did CRAI executive Jonathan Yellin report?

Jonathan D. Yellin reported selling 2,250 shares of CRA International common stock in open-market transactions on March 5, 2026. The trades were disclosed in a Form 4 filing and reflect direct ownership changes for the company’s executive vice president and general counsel.

At what prices did CRAI EVP Jonathan Yellin sell his shares?

Yellin sold 1,650 CRA International shares at a weighted average price of $181.9438, 500 shares at $182.9940, and 100 shares at $184.1000. Footnotes indicate trade price ranges between $181.37–$182.285 and $182.75–$183.115 for certain transactions.

How many CRAI shares does Jonathan Yellin own after the reported sales?

After completing the reported sales, Yellin directly owned 14,046 shares of CRA International common stock. The Form 4 filing shows this ownership figure as the balance following his March 5, 2026 open-market transactions totaling 2,250 shares sold.

Were Jonathan Yellin’s CRAI share sales under a Rule 10b5-1 trading arrangement?

Yes, the filing states these transactions were effected pursuant to a Rule 10b5-1 trading arrangement adopted on November 10, 2025. Such arrangements allow pre-scheduled trades, providing structure for insider sales independent of later developments or short-term market conditions.

What type of Form 4 transactions did CRAI’s Jonathan Yellin report?

The Form 4 reports non-derivative transactions in CRA International common stock coded as “S,” indicating open-market or private sales. All three trades occurred on March 5, 2026 and reduced Yellin’s direct holdings while remaining within standard Section 16 reporting requirements.