CRA INTERNATIONAL, INC.

General form for quarterly reports under Section 13 or 15(d)

Results of Operations and Financial Condition

Beneficial ownership report for a passive holder of more than 5% (Schedule 13G) (amendment)

Beneficial ownership report for a passive holder of more than 5% (Schedule 13G)

Beneficial ownership report for a passive holder of more than 5% (Schedule 13G) (amendment)

Submission of Matters to a Vote of Security Holders

Annual Report Scanned (Paper)

General form for quarterly reports under Section 13 or 15(d)

Results of Operations and Financial Condition

Additional Information for Proxy Statement/ Votes

Definitive Proxy Statement

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers: Compensatory Arrangements of Certain Officers

Annual report pursuant to Section 13 or 15(d)

Results of Operations and Financial Condition

General form for quarterly reports under Section 13 or 15(d)

Results of Operations and Financial Condition

General form for quarterly reports under Section 13 or 15(d)

Results of Operations and Financial Condition

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers: Compensatory Arrangements of Certain Officers

Annual Report Scanned (Paper)

General form for quarterly reports under Section 13 or 15(d)

Results of Operations and Financial Condition

Additional Information for Proxy Statement/ Votes

Definitive Proxy Statement

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers: Compensatory Arrangements of Certain Officers

Annual report pursuant to Section 13 or 15(d)

Results of Operations and Financial Condition

General form for quarterly reports under Section 13 or 15(d)

Results of Operations and Financial Condition

General form for quarterly reports under Section 13 or 15(d)

2.02,7.01,9.01

5.07

Annual Report Scanned (Paper)

General form for quarterly reports under Section 13 or 15(d)

2.02,7.01,9.01

Definitive Proxy Statement

Additional Information for Proxy Statement/ Votes

Annual report pursuant to Section 13 or 15(d)

2.02,7.01,9.01

5.02,7.01,9.01

General form for quarterly reports under Section 13 or 15(d)

2.02,7.01,9.01

General form for quarterly reports under Section 13 or 15(d)

2.02,7.01,9.01

Registration statement under Securities Act of 1933 to be offered to employees pursuant to certain plans

5.02,5.07,9.01

Annual Report Scanned (Paper)

General form for quarterly reports under Section 13 or 15(d)

Definitive Proxy Statement

Additional Information for Proxy Statement/ Votes

Annual report pursuant to Section 13 or 15(d)

General form for quarterly reports under Section 13 or 15(d)

General form for quarterly reports under Section 13 or 15(d)

General form for quarterly reports under Section 13 or 15(d)

Additional Information for Proxy Statement/ Votes

Definitive Proxy Statement

Annual report pursuant to Section 13 or 15(d)

General form for quarterly reports under Section 13 or 15(d)

Definitive Proxy Statement

Additional Information for Proxy Statement/ Votes

Additional Information for Proxy Statement/ Votes

Additional Information for Proxy Statement/ Votes

Required Information in Proxy Statement

Additional Information for Proxy Statement/ Votes

Definitive Proxy Statement

Additional Information for Proxy Statement/ Votes

Letter from the SEC

Correspondence with the SEC

Letter from the SEC

Definitive Proxy Statement

Registration statement under Securities Act of 1933 to be offered to employees pursuant to certain plans

Definitive Proxy Statement

Letter from the SEC

Correspondence with the SEC

Registration statement under Securities Act of 1933 to be offered to employees pursuant to certain plans

Correspondence with the SEC

Letter from the SEC

Correspondence with the SEC

Letter from the SEC

Letter from the SEC

Correspondence with the SEC

Letter from the SEC

Annual Report Scanned (Paper)

Annual Report Scanned (Paper)

Letter from the SEC

Correspondence with the SEC

Registration statement under Securities Act of 1933 to be offered to employees pursuant to certain plans

Registration statement under Securities Act of 1933 to be offered to employees pursuant to certain plans

Registration statement under Securities Act of 1933 to be offered to employees pursuant to certain plans

Prospectus Supplement for Primary Offering

Notice of Effectiveness

Registration statement under Securities Act of 1933

Registration statement under Securities Act of 1933 to be offered to employees pursuant to certain plans

Prospectus Supplement for Primary Offering

Prospectus Supplement for Primary Offering

Prospectus Supplement for Primary Offering

Prospectus Supplement for Primary Offering

Registration statement under Securities Act of 1933 (amendment)

Registration statement under Securities Act of 1933

Prospectus Supplement for Primary Offering

Prospectus Supplement for Primary Offering

Registration statement under Securities Act of 1933 to be offered to employees pursuant to certain plans

Post-effective amendment to a registration statement

Langan Brian

Maleh Paul A

Holmes Chad M

Yellin Jonathan D

Nierenberg Eric

Maleh Paul A

Maleh Paul A

Yellin Jonathan D

Yellin Jonathan D

CONCANNON WILLIAM F

Nierenberg Eric

Langan Brian

Tookes Heather

Tookes Heather

Detrick Christine Rose

Avery Thomas Aiken

Booth Richard Douglas