X0306 4 2017-03-17 0 0001053706 CRA INTERNATIONAL, INC. CRAI 0001621819 Holmes Chad M 200 CLARENDON STREET BOSTON MA 02116 0 1 0 0 CFO, EVP and Treasurer Common Stock 10205 D Restricted Stock Units 2017-03-17 4 A 0 5.6887 0 A Common Stock 5.6887 1474.2845 D Resticted Stock Units 2017-03-17 4 A 0 1.5753 0 A Common Stock 1.5753 409.6783 D Restricted Stock Units 2017-03-17 4 D 0 1.5534 D Common Stock 1.5534 408.1249 D Restricted Stock Units 2017-03-17 4 A 0 1.5559 0 A Common Stock 1.5559 404.6169 D Restricted Stock Units 2017-03-17 4 D 0 1.5305 D Common Stock 1.5305 403.0864 D Restricted Stock Units 2017-03-17 4 A 0 5.4728 0 A Common Stock 5.4728 1420.5460 D Restricted Stock Units 2017-03-17 4 D 0 2.6898 D Common Stock 2.6898 1417.8562 D Restricted Stock Units 2017-03-17 4 A 0 11.4163 0 A Common Stock 11.4163 2957.6461 D Restricted Stock Units 2017-03-17 4 A 0 11.6692 0 A Common Stock 11.6692 3023.1477 D Nonqualified Stock Option (right to buy) 21.43 2010-11-08 2017-11-08 Common Stock 2489 2489 D Nonqualified Stock Opton (right to buy) 21.91 2011-11-14 2018-11-14 Common Stock 2400 2400 D Nonqualified Stock Option (right to buy) 18.48 2013-11-19 2020-11-19 Common Stock 3243 3243 D Nonqualified Stock Option (right to buy) 30.97 2014-11-20 2021-11-20 Common Stock 5625 5625 D Nonqualified Stock Option (right to buy) 21.52 2015-11-12 2022-11-12 Common Stock 7826 7826 D Nonqualified Stock Option (right to buy) 30.96 2016-11-14 2023-11-14 Common Stock 6000 6000 D 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 indicted 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. Settlement of Dividend Units in cash in connection with the vesting of the underlying RSUs. Amount reported represents Dividend Units accrued on the RSUs at $36.13 on March 17, 2017. These Dividend Units are payable only in cash. The RSUs, which include an aggregate of 11.2845 Dividend Units (excluding any Dividend Units disposed of as reported herein), vest in two equal annual installments beginning on November 20, 2017. The RSUs, which include an aggregate of 3.1249 Dividend Units (excluding any Dividend Units disposed of as reported herein), vest on November 19, 2017. The RSUs, which include an aggregate of 3.0864 Dividend Units (excluding any Dividend Units disposed of as reported herein), vest on November 19, 2017. The RSUs, which include an aggregate of 10.8562 Dividend Units (excluding any Dividend Units disposed of as reported herein), vest in two equal annual installments beginning on November 20, 2017. The RSUs, which include an aggregate of 22.6461 Dividend Units (excluding any Dividend Units disposed of as reported herein), vest in three equal annual installments beginning on November 12, 2017. The RSUs, which include an aggregate of 23.1477 Dividend Units (excluding any Dividend Units disposed of as reported herein), vest in four equal annual installments beginning on November 14, 2017. Date indicated is date of grant. Option vests in four equal annual installments beginning on the first anniversary of the date of grant. Delia J. Makhlouta, by power of attorney 2017-03-21