RNS Number:8436O
Surfcontrol PLC
19 August 2003




                    BLOCKLISTING SIX MONTHLY REVIEW


1. NAME OF COMPANY:    SURFCONTROL PLC



2. NAME OF SCHEME:    SURFCONTROL 1998 INLAND REVENUE SHARE OPTION SCHEME



3. PERIOD OF RETURN:     FROM:  23 MARCH 2002      TO: 19 AUGUST 2003



4. NUMBER AND CLASS OF SHARES(S)       470,000  ORDINARY SHARES OF 10P
   (AMOUNT OF STOCK/DEBT SECURITY)
   NOT ISSUED UNDER SCHEME
   AT END OF THE LAST PERIOD:



5. NUMBER OF SHARES ISSUED/ALLOTTED     348,920 ORDINARY SHARES OF 10P EACH
   UNDER SCHEME DURING PERIOD:



6. BALANCE UNDER SCHEME NOT YET ISSUED/ALLOTTED 
   AT END OF PERIOD:         121,080 ORDINARY SHARES OF 10P EACH



7. NUMBER AND CLASS OF SHARE(S)      200,000 ORDINARY SHARES OF 10P (29.06.01)
   (AMOUNT OF STOCK/DEBT SECURITIES) RA/SURFCONTROL PLC/00034-0001; 270,000
   ORIGINALLY LISTED AND THE DATE OF ADMISSION:  ORDINARY SHARES OF 10P 
                                         (15.05.03) RA/SURFCONTROL PLC/00038


PLEASE CONFIRM TOTAL NUMBER OF SHARES IN ISSUE AT THE END OF THE PERIOD
IN ORDER FOR US TO UPDATE OUR RECORDS. 

                                   30,656,266 ORDINARY SHARES OF 10P EACH.


CONTACT FOR QUERIES         

NAME:            ANDREW WALKER
TELEPHONE:       01260 296 226



                    BLOCKLISTING SIX MONTHLY REVIEW


1. NAME OF COMPANY:    SURFCONTROL PLC



2. NAME OF SCHEME:     JSB COMPUTER SYSTEMS 1992 EXECUTIVE SHARE OPTION SCHEME



3. PERIOD OF RETURN:     FROM:   23 MARCH 2002      TO:   19 AUGUST 2003



4. NUMBER AND CLASS OF SHARES(S)
   (AMOUNT OF STOCK/DEBT SECURITY)
   NOT ISSUED UNDER SCHEME
   AT END OF THE LAST PERIOD:        159,160 ORDINARY SHARES OF 10P



5. NUMBER OF SHARES ISSUED/ALLOTTED
   UNDER SCHEME DURING PERIOD:      64,020 ORDINARY SHARES OF 10P
                                                                       
                                                                           

6. BALANCE UNDER SCHEME NOT YET ISSUED/ALLOTTED 
   AT END OF PERIOD:    95,140 ORDINARY SHARES OF 10P


                                      
7. NUMBER AND CLASS OF SHARE(S)         69,160 ORDINARY SHARES OF 10P (29.06.01) 
   (AMOUNT OF STOCK/DEBT SECURITIES)      RA/SURFCONTROL PLC/00034-0001;90,000
   ORIGINALLY LISTED AND THE DATE OF ADMISSION: ORDINARY SHARES OF 10P (15.05.03) 
                                                RA/SURFCONTROL PLC/00038


PLEASE CONFIRM TOTAL NUMBER OF SHARES IN ISSUE AT THE END OF THE PERIOD
IN ORDER FOR US TO UPDATE OUR RECORDS.  

                                   30,656,266 ORDINARY SHARES OF 10P EACH


CONTACT FOR QUERIES

NAME:         ANDREW WALKER
TELEPHONE:    01260 296 226





                      This information is provided by RNS
            The company news service from the London Stock Exchange



END

BLRNKCKDABKDPFD