1. Name and Address of Reporting Person ROGERS, DOUGLAS E. 251 Ballardvale Street Wilmington, MA 01887 USA 2. Date of Event Requiring Statement (Month/Day/Year) 10/23/2002 3. IRS or Social Security Number of Reporting Person (Voluntary) 4. Issuer Name and Ticker or Trading Symbol Charles River Laboratories Int'l., Inc (CRL) 5. Relationship of Reporting Person(s) to Issuer (Check all applicable) (X) Director ( ) 10% Owner ( ) Officer (give title below) ( ) Other (specify below) 6. If Amendment, Date of Original (Month/Day/Year) 7. 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 Beneficially Owned +------------------------------------------+----------------------+----------------+-----------------------------------------------+ |1. Title of Security |2. Amount of |3. Ownership |4. Nature of Indirect Beneficial Ownership | | | Securities | Form: | | | | Beneficially Owned | Direct(D) or | | | | | Indirect(I) | | +------------------------------------------+----------------------+----------------+-----------------------------------------------+ Common Stock 328349 DTABLE II -- Derivative Securities Beneficially Owned +-----------------------+---------------------+---------------------------------+----------+-------------+-------------------------+ |1.Title of Derivative |2.Date Exercisable |3.Title and Amount of Securities |4.Conver- |5.Ownership |6. Nature of Indirect | | Security | and Expiration Date| Underlying Derivative | sion or | Form of | Beneficial Ownership | | | (Month/Day/Year) | Security | Exercise | Derivative | | | +----------+----------+-----------------------+---------+ Price of | Security: | | | | Date | Expira- | |Amount or| Deri- | Direct(D) or| | | | Exer- | tion | Title |Number of| vative | Indirect(I) | | | | cisable | Date | |Shares | Security | | | +-----------------------+----------+----------+-----------------------+---------+----------+-------------+-------------------------+ Explanation of Responses: SIGNATURE OF REPORTING PERSON /s/ DOUGLAS E. ROGERS DATE 11/04/2002 Douglas Rogers resigned from the Board on December 13, 2001 and was re-elected on October 23, 2002.