Director Shareholding

Halma PLC
29 June 2004


                              HALMA p.l.c.

                 DIRECTORS INCREASE SHAREHOLDINGS


At a Meeting of the Share Options Committee of the Board of Halma p.l.c. held on
29 June 2004, a total of 806,970 additional ordinary shares in the Company were
allotted under the provisions of the Company's Share Option Schemes to Stephen
O'Shea, Kevin Thompson, Neil Quinn and Keith Roy, Directors of the Company,
following the exercise of share options, as follows:


Stephen O'Shea

690,131 ordinary shares were allotted to Stephen O'Shea.  The exercise prices 
were as follows:

     No of shares         Price per share

           35,377                 105.91p
          124,088                 124.59p
           52,800                 112.50p
          151,466                 144.75p
           79,900                 130.00p
           44,000                 123.50p
          202,500                 120.00p


To finance the exercise of these share options Stephen O'Shea sold 665,131
shares on 29 June 2004 at 155p per share.

After the above transactions, the beneficial holding of Stephen O'Shea in the
ordinary shares of Halma p.l.c. increases to 283,075 shares (0.077 % of the
issued ordinary share capital).


Kevin Thompson

47,108 ordinary shares were allotted to Kevin Thompson.  The exercise prices 
were as follows:

     No of shares         Price per share

           11,777                 104.24p
           32,177                 122.63p
            3,154                 122.69p


To finance the exercise of these share options Kevin Thompson, together with his
wife, sold 36,000 shares on 29 June 2004 at 155p per share.

After the above transactions, the beneficial holding of Kevin Thompson,
including family interests, in the ordinary shares of Halma p.l.c. increases to
60,857 shares (0.017% of the issued ordinary share capital).


Neil Quinn

54,798 ordinary shares were allotted to Neil Quinn. The exercise prices were as 
follows:

     No of shares         Price per share

            6,088                 122.64p
           48,710                 122.63p

Following the exercise of these share options Neil Quinn sold 45,000 shares on 
29 June 2004 at 155p per share.

After the above transactions, the beneficial holding of Neil Quinn in the
ordinary shares of Halma p.l.c. increases to 43,586 shares (0.012% of the issued
ordinary share capital).


Keith Roy

14,933 ordinary shares were allotted to Keith Roy.  The exercise price was 
105.91p per share.

Following the share option exercise Keith Roy, together with his wife, sold 
14,933 shares on 29 June 2004 at 155p per share.

After the above transactions, the beneficial holding of Keith Roy, including
family interests, in the ordinary shares of Halma p.l.c. is 744,587 shares
(0.202% of the issued ordinary share capital).


Issued ordinary share capital

Following the issue of ordinary shares as a result of the share options 
exercised on 29 June 2004, the issued ordinary share capital of the Company is 
increased to 367,956,310 shares.


Contact for further information:              Stephen O'Shea
                                              Chief Executive, Halma p.l.c.
                                              Tel: [phone]

A copy of this announcement, together with other information about Halma, may be 
viewed on its website:  www.halma.com


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