Director/PDMR Shareholding

Halma PLC
11 January 2006


                                                     HALMA p.l.c.

                                              PDMR'S SHARE TRANSACTIONS



At a Meeting of the Share Plans Committee of the Board of Halma p.l.c. held on 10 January 2006, 11,600 additional
ordinary shares in the Company were allotted under the provisions of the Company's Share Option Plans to Mr W J
Seymour, a person discharging managerial responsibilities, following his exercise of share options. The exercise price
was 138.00p per share.

Following the share option exercise Mr Seymour sold 11,600 shares on 10 January 2006 at 187p per share.

After the above transactions, the beneficial holding of Mr Seymour in the ordinary shares of Halma p.l.c. (held
through the Halma Holdings Inc Profit Sharing Savings Retirement Plan) is unchanged at 20,827 shares (0.006% of the
issued ordinary share capital).



Following the issue of ordinary shares as a result of share options exercised on 10 January 2006, the issued ordinary
share capital of the Company is increased to 369,217,080 shares.



This notification relates to a transaction notified to the Company in accordance with
DR 3.1.4R(1)(a).




Contact for further information:               Carol Chesney
                                               Company Secretary, 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









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