1. Name and Address of Reporting Person Marcum, Stephen S. P.O. Box 747 Hamilton, OH 45012 2. Issuer Name and Ticker or Trading Symbol First Financial Bancorp (FFBC) 3. IRS or Social Security Number of Reporting Person (Voluntary) 275-42-1219 4. Statement for Month/Year 10/2002 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 24410 D Common Stock 12128.9356 I Spouse Common Stock 0 I Son1 Common Stock 0 I Son2-custodia n Common Stock 0 I Son2-direct Common Stock 0 I Daughter1 Common Stock 0 I Daughter2 Common Stock 0 I Trustee Common Stock 11395 I Son(R.J.) Common Stock 9853 I Son(S.M.) Common Stock 9853 I Daughter(E.M. ) Common Stock 9726 I Daughter(M.A. ) Common Stock 36894 I Trustee/Fdn FFBC (Directors Fee Stock Plan) 10/07/2002 P 140 A $18.2500 2102 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 | +-------------+--------+----------+------+--+-----+-----+----------+----------+-------+--------+----------+--------+-------+-------+ 1999 (NQ) $20.671 04/27/2009 Common 8663 D Stock Option Stock 1996 (NQ) $10.8941 04/23/2006 Common 6195 D Stock Option Stock 2002 (NQ) $18.84 04/23/2012 Common 8663 D Stock Option Stock Explanation of Responses: SIGNATURE OF REPORTING PERSON /s/ Terri J. Ziepfel DATE 10/07/2002