Holmes Chad M 4

4 · CRA INTERNATIONAL, INC. · Filed Mar 4, 2026

Insider Transaction Report

Form 4

Period: 2026-03-02

CRA INTERNATIONAL, INC.CRAI

Holmes Chad M

EVP AND CHIEF CORP DEV OFFICER

Transactions

Award
Common Stock
[F1]
2026-03-02+1,004→ 45,862 total
Tax Payment
Common Stock
2026-03-02$180.26/sh−506$91,212→ 45,356 total
Award
Common Stock
[F1]
2026-03-02+18.571→ 45,374.571 total
Disposition to Issuer
Common Stock
2026-03-02$180.26/sh−18.571$3,348→ 45,356 total
Award
Restricted Stock Units
[F2][F3][F4]
2026-03-02+1,022.594→ 1,022.594 total
→ Common Stock (1,022.594 underlying)

Holdings

Restricted Stock Units
[F2][F5]
→ Common Stock (459.722 underlying)
459.722
Restricted Stock Units
[F2][F6]
→ Common Stock (662.869 underlying)
662.869
Restricted Stock Units
[F2][F7]
→ Common Stock (728.282 underlying)
728.282
Restricted Stock Units
[F2][F8]
→ Common Stock (1,278.881 underlying)
1,278.881
Restricted Stock Units
[F2][F9]
→ Common Stock (824.995 underlying)
824.995
Restricted Stock Units
[F2][F10]
→ Common Stock (843.741 underlying)
843.741
Nonqualified Stock Option (right to buy)
[F11]
Exercise: $44.87From: 2017-12-18Exp: 2027-12-18→ Common Stock (4,076 underlying)
4,076
Non-qualified stock options (right to buy)
[F11]
Exercise: $47.45From: 2018-12-06Exp: 2028-12-06→ Common Stock (4,425 underlying)
4,425

Footnotes (11)

[F1]Shares issued in settlement of the vesting of performance restricted stock units ("PRSUs") granted on April 29, 2024.
[F10]The RSUs, which include an aggregate of 6.7409 Dividend Units, vest in four equal annual installments beginning on May 20, 2026.
[F11]Date indicated is date of grant. Option vests in four equal annual installments beginning on the first anniversary of the date of grant.
[F2]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.
[F3]Unvested RSUs resulting from the determination of the outcome of performance conditions of PRSUs granted on April 29, 2024.
[F4]The RSUs, which include an aggregate of 18.5936 Dividend Units, vest in two equal annual installments beginning on April 29, 2027.
[F5]The RSUs, which include an aggregate of 20.7215 Dividend Units, vest on March 10, 2026.
[F6]The RSUs, which include an aggregate of 29.8693 Dividend Units, vest on March 10, 2026.
[F7]The RSUs, which include an aggregate of 23.2820 Dividend Units, vest in two equal annual installments beginning on April 11, 2026.
[F8]The RSUs, which include which include an aggregate of 40.8810 Dividend Units, vest in two equal annual installments beginning on April 11, 2026.
[F9]The RSUs, which include an aggregate of 14.9952 Dividend Units, vest in three equal annual installments beginning on April 29, 2026.

Signature

Delia J. Makhlouta, by power of attorney|2026-03-04

Documents

1 file

4
form4-03042026_100302.xmlPrimary