1. Name and Address of Reporting Person FISHER, WILLIAM E. 7887 E. Belleview Avenue Suite 1000 Englewood, CO 80111 USA 2. Issuer Name and Ticker or Trading Symbol CSG Systems International, Inc. (CSGS) 3. IRS or Social Security Number of Reporting Person (Voluntary) 4. Statement for Month/Year 8/2002 5. If Amendment, Date of Original (Month/Day/Year) 6. Relationship of Reporting Person(s) to Issuer (Check all applicable) ( ) Director ( ) 10% Owner (X) Officer (give title below) ( ) Other (specify below) President 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 08/02/2002 P 25000 A $10.0000 D Common Stock 08/30/2002 A 70000A $0.0000 190000 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 $24.811 04/11/2002 A 59997 04/11/2003 04/11/2012 Common 59997 $0.0000 D (Right to buy) Stock Stock Options $24.811 04/11/2002 A 3 04/11/2003 04/11/2012 Common 3 $0.0000 D (Right to buy) Stock Stock Options $24.811 08/30/2002 D 59997 04/11/2003 04/11/2012 Common 59997 $0.0000 D (Right to buy) Stock Stock Options $24.811 08/30/2002 D 3 04/11/2003 04/11/2012 Common 3 $0.0000 0 D (Right to buy) Stock Stock Options $34.43 08/30/2002 D 50000 12/14/2002 12/14/2011 Common 50000 $0.0000 0 D (Right to buy) Stock Stock Options $34.95 01/17/2002 A 47139 01/17/2003 01/17/2012 Common 47139 $0.0000 D (Right to buy) Stock Stock Options $34.95 01/17/2002 A 2861 01/17/2006 01/17/2012 Common 2861 $0.0000 D (Right to buy) Stock Stock Options $34.95 08/30/2002 D 47139 01/17/2003 01/17/2012 Common 47139 $0.0000 D (Right to buy) Stock Stock Options $34.95 08/30/2002 D 2861 01/17/2006 01/17/2012 Common 2861 $0.0000 0 D (Right to buy) Stock Stock Options $41.95 08/30/2002 D 90468 09/19/2002 09/19/2011 Common 90468 $0.0000 D (Right to buy) Stock Stock Options $41.95 08/30/2002 D 9532 09/19/2002 09/19/2011 Common 9532 $0.0000 0 D (Right to buy) Stock Explanation of Responses: SIGNATURE OF REPORTING PERSON /s/ WILLIAM E. FISHER DATE 09/03/2002 On August 30, 2002, the reporting person surrendered to the issuer for cancellations options previously granted to the reporting person as shown in Table II. In exchange for the surrendered options, the reporting person received 70,000 shares of restricted stock of the issuer. This stock option is exercisable in 4 installments. This stock option reported in Table II is exercisable in 3 installments of 1,250; 1,250 and 1,249 respectively, beginning on April 11, 2003. This stock option is exercisable in 4 installments of 9,375; 9,375; 9,375 and 6,514 shares each, respectively, beginning on January 17, 2003.