Rule 8.3 - MISYS PLC

FORM 8.3

    DEALINGS BY PERSONS WITH INTERESTS IN SECURITIES REPRESENTING 1% OR MORE
              (Rule 8.3 of the City Code on Takeovers and Mergers)


1.   KEY INFORMATION

Name of person dealing        BARCLAYS PLC
(Note 1)
Company dealt in              MISYS PLC
Class of relevant security    ORD GBP 0.01
to which the dealings being
disclosed relate (Note 2)
Date of dealing               16 August 2006

2.   INTERESTS, SHORT POSITIONS AND RIGHTS TO SUBSCRIBE

  (a)  Interests and short positions (following dealing) in the class of relevant
       security dealt in (Note 3)

                            Long                    Short

                      Number       (%)        Number       (%)

(1) Relevant      18,144,344       3.63%   1,770,769       0.35%
securities
(2) Derivatives    1,646,575       0.33%     746,036       0.15%
(other than
options)
(3) Options and       16,500       0.00%           0       0.00%
agreements to
purchase/sell
Total             19,807,419       3.96%   2,516,805       0.50%


(b)  Interests and short positions in relevant securities of the company, other
     than the class dealt in (Note 3)

Class of                    Long                     Short
relevant
security:

                  Number              (%)   Number              (%)

(1) Relevant
securities

(2) Derivatives
(other than
options)

(3) Options and
agreements to
purchase/sell

Total


(c)  Rights to subscribe (Note 3)

Class of relevant security:   Details



3.   DEALINGS (Note 4)

  (a)  Purchases and sales

Purchase/sale Number of Securities Price per unit
                                   (GBP)
Purchase      1,288                Transfer
Purchase      15,966               2.4280
Purchase      5,297                Transfer
Purchase      5,001                2.4300
Purchase      146,700              2.4263
Sale          4,000                2.4200
Sale          750                  2.4201
Sale          550                  2.4201
Sale          5,297                Transfer
Sale          760                  2.4201
Sale          4,000                2.4270
Sale          1,250                2.4201
Sale          71,819               2.4254
Sale          750                  2.4201
Sale          500                  2.4201
Sale          2,530                2.4200
Sale          560                  2.4201
Sale          4,000                2.4200
Sale          1,400                2.4200
Sale          46,643               2.4262
Sale          561                  2.4201
Sale          960                  2.4201
Sale          1,400                2.4200
Sale          840                  2.4200
Sale          760                  2.4201
Sale          11,076               Transfer
Sale          52,970               2.4232
Sale          1,000                2.4200





  (b)  Derivatives transactions (other than options)
Product name,  Long/Short    Number of     Price per
(e.g. CFD)     (Note 6)      Securities    unit (GBP)
CFD            Short         52970         2.4232
CFD            Short         71819         2.4253
CFD            Short         46643         2.4262
CFD            Short         4000          2.4270
CFD            Long          8333          2.4234
CFD            Long          82895         2.4261
CFD            Long          146700        2.4263
CFD            Long          15966         2.4279

(c)  Options transactions in respect of existing securities

(i)  Writing, selling, purchasing or varying


Product name,   Writing,          Number of          Exercise  Type, e.g.      Expiry   Option money
e.g. call       selling,          securities to      price     American,       date     paid/received
option          purchasing,       which the option             European etc.            per unit (GBP)
                varying etc.      relates (GBP)


(ii) Exercising

Product name, e.g.  Number of           Exercise price per
call option         securities          unit (Note 5)



(d)  Other dealings (including new securities) (Note 4)


Nature of transaction Details           Price per unit
(Note 8)                                (if applicable)
                                        (Note 5)



4.   OTHER INFORMATION

Agreements, arrangements or understandings relating to options or derivatives


Full details of any agreement, arrangement or understanding between the
person disclosing and any other person relating to the voting rights of
any relevant securities under any option referred to on this form or
relating to the voting rights or future acquisition or disposal of any
relevant securities to which any derivative referred to on this form is
referenced.  If none, this should be stated.





Is a Supplemental Form 8 attached? (Note 9)                 NO


Date of disclosure                         17 August 2006
Contact name                               BARCLAYS COMPLIANCE
Telephone number                           020 7116 2913
If a connected EFM, name of
offeree/offeror with which connected
If a connected EFM, state nature of
connection (Note 10)


Notes

The Notes on Form 8.3 can be viewed on the Takeover Panel's website at
www.thetakeoverpanel.org.uk