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               31 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      17,333,480     3.47%         2,208,263      0.44%
securities
(2) Derivatives    2,028,375     0.41%          980,241       0.20%
(other than
options)
(3) Options and         0        0.00%             0          0.00%
agreements to
purchase/sell
Total             19,361,855     3.87%         3,188,504      0.64%



(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      4,946                Transfer
Purchase      9,655                2.4725
Purchase      21,100               2.4589
Sale          1,544                Transfer
Sale          14,217               Transfer
Sale          25,576               2.4720
Sale          3,000                2.4550
Sale          30,550               Transfer
Sale          78,783               2.4611
Sale          1,200                2.4655
Sale          908                  2.4745
Sale          141                  2.4720
Sale          27,856               Transfer
Sale          7,155                2.4550
Sale          2,178                Transfer



(b)  Derivatives transactions (other than options)

Product    Long/Short    Number of Securities  Price Per
name,      (Note 6)      (Note 7)              Unit (GBP)
e.g. CFD
CFD        Short         10155                 2.4550
CFD        Short         68087                 2.4593
CFD        Short         141                   2.4719
CFD        Short         25576                 2.4720
CFD        Short         10696                 2.4722
CFD        Short         908                   2.4745
CFD        Long          21100                 2.4589
CFD        Long          8147                  2.4629

(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                         01 September 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