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              27 September 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      17,986,390     3.59%         1,697,023     0.34%
securities
(2) Derivatives    1,580,015     0.32%         1,463,845     0.29%
(other than
options)
(3) Options and         0        0.00%              0        0.00%
agreements to
purchase/sell

Total             19,566,405     3.91%         3,160,868     0.63%


(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        35,081             2.2660
Purchase           579             Transfer
Purchase           579             Transfer
Purchase        27,300             2.2820
Purchase         3,000             2.2805
Sale             3,000             2.2762
Sale               180             2.2584
Sale             9,704             2.2720
Sale            13,590             2.2768
Sale             8,258             2.2770



(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         33029                2.2675
CFD         Short          9704                2.2720
CFD         Short          3000                2.2762
CFD         Short         13590                2.2768
CFD         Short          8258                2.2770
CFD         Long          35081                2.2660
CFD         Long           3000                2.2804
CFD         Long          27300                2.2820

(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                         28 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