CRA International officer granted additional RSUs

Langan Brian reported acquisition or exercise transactions in this Form 4 filing.

Rhea-AI Filing Summary

Langan Brian reported acquisition or exercise transactions in this Form 4 filing.

CRA International, Inc. officer Brian Langan reported receiving a grant of 2.655 restricted stock units (RSUs), representing a contingent right to the same number of common shares. After this award, he holds a total of 740.5654 RSUs.

The RSUs, which include dividend-equivalent units, vest in four equal annual installments beginning on August 4, 2026. Vested RSUs may be settled in cash, common stock, or a combination, with any shares delivered shortly after vesting, subject to withholding taxes.

Insider Trade Summary

Grant/Award: 2.655 shares

Grant/Award 1 txn

Insider Langan Brian

Role See Remarks

Type	Security	Shares	Price	Value
Grant/Award	Restricted Stock Units	2.655	$0.00	$0.00

Holdings After Transaction: Restricted Stock Units — 740.5654 contracts (Direct)

Footnotes (2)

1. F1. Each restricted stock unit ("RSU") represents a contingent right to receive one share of the Issuer's common stock; vested RSUs are payable in the form of cash, shares of the Issuer's common stock or a combination thereof, except as otherwise indicated below. To the extent vested RSUs are paid in shares of the Issuer's common stock, such shares will be delivered to the reporting person as soon as possible after vesting, but in no event later than two and one-half months after the end of the year in which vesting occurs, subject to the collection of withholding taxes. Dividend equivalent rights accrue with respect to unvested RSUs in the form of additional RSUs ("Dividend Units") when and as dividends are paid on the Issuer's common stock, and Dividend Units vest on the same dates and in the same relative proportions as the RSUs on which they accrue.
2. F2. The RSUs, which include an aggregate of 6.5654 Dividend Units, vest in four equal annual installments beginning on August 4, 2026.

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What insider transaction did CRAI officer Brian Langan report on this Form 4?

Brian Langan reported receiving 2.655 restricted stock units (RSUs) tied to CRA International common stock. These RSUs are a compensation-related grant, not an open-market trade, and increase his total RSU holdings to 740.5654 units following the transaction.

How many restricted stock units does CRAI insider Brian Langan hold after this grant?

After the reported grant, Brian Langan holds 740.5654 restricted stock units linked to CRA International common stock. This figure reflects accumulated RSUs, including dividend-equivalent units, that represent potential future shares or cash once they vest and are settled.

When do Brian Langan’s CRAI restricted stock units begin vesting?

The restricted stock units reported for Brian Langan begin vesting on August 4, 2026. They vest in four equal annual installments from that date, meaning portions of the award will become payable each year, subject to the company’s settlement and tax withholding provisions.

Are the CRAI restricted stock units granted to Brian Langan paid in cash or stock?

The restricted stock units can be settled in cash, CRA International common shares, or a combination of both. Any shares issued on vesting are delivered as soon as practicable after vesting, and no later than two and a half months after the end of the vesting year.

What are dividend equivalent rights on CRAI restricted stock units reported for Brian Langan?

Dividend equivalent rights accrue on unvested RSUs as additional units, called Dividend Units, when CRA International pays dividends. These Dividend Units vest on the same schedule and in the same proportions as the underlying RSUs, increasing the total number of units over time.

Is Brian Langan’s CRAI Form 4 transaction an open-market stock purchase or sale?

The Form 4 transaction is a grant of restricted stock units, not an open-market purchase or sale. It reflects a compensation-related acquisition of derivative securities, classified with transaction code “A,” rather than a discretionary trade in CRA International common stock.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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Accepted by SEC EDGAR 03/24/2026 - 06:05 PM Learn about SEC filing dates

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^*

Langan Brian

(Last) (First) (Middle)

200 CLARENDON STREET

(Street)

BOSTON MASSACHUSETTS 02116

(City) (State) (Zip)

UNITED STATES

(Country)

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)
	See Remarks

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
03/20/2026

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

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
Restricted Stock Units	(1)	03/20/2026		A		2.655		(2)	(2)	Common Stock	2.655	$0	740.5654	D

Explanation of Responses:

1. Each restricted stock unit ("RSU") represents a contingent right to receive one share of the Issuer's common stock; vested RSUs are payable in the form of cash, shares of the Issuer's common stock or a combination thereof, except as otherwise indicated below. To the extent vested RSUs are paid in shares of the Issuer's common stock, such shares will be delivered to the reporting person as soon as possible after vesting, but in no event later than two and one-half months after the end of the year in which vesting occurs, subject to the collection of withholding taxes. Dividend equivalent rights accrue with respect to unvested RSUs in the form of additional RSUs ("Dividend Units") when and as dividends are paid on the Issuer's common stock, and Dividend Units vest on the same dates and in the same relative proportions as the RSUs on which they accrue.

2. The RSUs, which include an aggregate of 6.5654 Dividend Units, vest in four equal annual installments beginning on August 4, 2026.

Remarks:

Executive Vice President and Chief Strategy and Business Transformation Officer

	Delia J. Makhlouta	03/24/2026
	** 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)