1. Name and Address of Reporting Person
CAWTHORN, ROBERT
251 Ballardvale Street
Wilmington, MA 01887
USA
2. Issuer Name and Ticker or Trading Symbol
Charles River Laboratories Int'l., Inc (CRL)
3. IRS or Social Security Number of Reporting Person (Voluntary)
4. Statement for Month/Year
11/2002
5. If Amendment, Date of Original (Month/Day/Year)
6. Relationship of Reporting Person(s) to Issuer (Check all applicable)
(X) Director ( ) 10% Owner
( ) Officer (give title below) ( ) Other (specify below)
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 Acquired, Disposed of, or Beneficially Owned
+---------------------------------+----------+-------------+-----------------------------+----------------+-----------+------------+
|1. Title of Security |2. Trans- |3. Trans- |4. Securities Acquired (A) |5. Amount of |6. Owner- |7. Nature |
| | action | action | or Disposed of (D) | Securities | ship | of In- |
| | Date | Code | | Beneficially | Form: | direct |
| | | | | Owned at | Direct | Bene- |
| | (Month/ | | | End of | (D) or | ficial |
| | Day/ +-------+-----+-----------+------+----------+ Month | Indirect| Owner- |
| | Year) |Code |V |Amount |A/D |Price | | (I) | ship |
+---------------------------------+----------+-------+-----+-----------+------+----------+----------------+-----------+------------+
Common Stock 11/06/2002 G -3000 D $0.0000 303500 D
TABLE II -- Derivative Securities Acquired, Disposed of, or Beneficially Owned
+-------------+--------+----------+---------+-----------+---------------------+----------------+----------+--------+-------+-------+
|1. |2. |3. |4. |5. |6. |7. |8. |9. |10. |11. |
| | | | | | | | |Number |Owner- | |
| | | | | | | | |of |ship | |
| | | | | | | | |Deriv- |Form of| |
| | | | | | |Title and Amount| |ative |Deriv- | |
| | | | | | |of Underlying | |Secur- |ative |Nature |
| |Conver- | | |Number of | |Securities | |ities |Secur- |of |
| |sion or | | |Derivative |Date Exercisable +-------+--------+ |Benefi- |ity: |In- |
| |Exercise| | |Securities |and Expiration Date | |Amount | |cially |Direct |direct |
| |Price of|Transac- |Transac- |Acquired(A)|(Month/Day/Year) | |or | |Owned |(D) or |Bene- |
|Title of |Deriv- |tion Date |tion Code|Disposed(D)+----------+----------+ |Number |Price of |at End |In- |ficial |
|Derivative |ative |(Month/ +------+--+-----+-----+Date Exer-|Expira- | |of |Derivative|of |direct |Owner- |
|Security |Security|Day/Year) |Code |V |(A) |(D) |cisable |tion Date |Title |Shares |Security |Month |(I) |ship |
+-------------+--------+----------+------+--+-----+-----+----------+----------+-------+--------+----------+--------+-------+-------+
Stock Options $33.7 05/03/2007 Common 6000 D
(Right to buy) Stock
Explanation of Responses:
SIGNATURE OF REPORTING PERSON
/s/ ROBERT CAWTHORN
DATE
04/08/2003