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Halma PLC 08 June 2007 HALMA p.l.c. NOTIFICATION OF MAJOR INTERESTS IN SHARES In conformity with the Transparency Directive, Halma p.l.c. ('Halma') is required to announce to the market the receipt of notifications of major interests in shares. Halma received the notice below on 7 June 2007 in respect of Silchester International Investors Limited. Carol Chesney Company Secretary, Halma p.l.c. Tel +44 (0)1494 721111 1 Identity of the issuer or the underlying issuer of existing HALMA p.l.c. shares to which voting rights are attached: 2 Reason for the notification: An acquisition or disposal of voting rights 3 Full name of person(s) subject to the notification obligation: Silchester International Investors Limited 4 Full name of shareholder(s): Silchester International Investors International Value Equity Trust Silchester International Investors International Value Equity Group Trust Silchester International Investors Tobacco Free International Value Equity Trust The Calleva Trust 5 Date of the transaction and date on which the threshold is crossed or 06/06/07 reached: 6 Date on which issuer notified: 07/06/07 7 Threshold(s) that is/are crossed or reached: 7% 8 Notified details: N/A A: Voting rights attached to shares Class/type of shares Situation previous to the triggering transaction If possible using the ISIN code Number of shares Number of voting rights GB0004052071 27,094,195 27,094,195 Class/type of shares Resulting situation after the triggering transaction If possible using the ISIN code Number of shares Number of voting rights % of voting rights Direct Indirect Direct Indirect GB0004052071 25,829,195 25,829,195 6.94% B: Financial instruments Resulting situation after the triggering transaction Type of financial Expiration date Exercise/Conversion Number of voting rights % of voting rights instrument Period/Date that may be acquired if the instrument is exercised/converted N/A N/A N/A N/A N/A Total (A+B) Number of voting rights % of voting rights 25,829,195 6.94% 9 Chain of controlled undertakings through which the voting rights and/or the financial instruments are effectively held, if applicable: N/A Proxy Voting: 10 Name of the proxy holder: Silchester International Investors Limited 11 Number of voting rights proxy holder will cease to N/A hold: 12 Date on which proxy holder will cease to hold voting N/A rights: 13 Additional information: Silchester International Investors Limited ('Silchester') acts as investment manager for the clients detailed in Question 4 above (our 'Clients'). In acting for our Clients, Silchester are given full discretion over their investments and are empowered to vote on their behalf. However, we do not act as our Clients' custodian and therefore shares are not held in our name but in the name of each Client's custodian bank. 14 Contact for further information: Timothy Linehan, Compliance Officer 15 Contact telephone number: 020 7518 7125 Annex to Notification of Major Interests in Shares A: Identity of the person or legal entity subject to the notification obligation Full name (including legal form for legal entities) Silchester International Investors Limited Contact address (registered office for legal entities) Time & Life Building 1 Bruton Street, 5th Floor London W1J 6TL Phone number 020 7518 7125 Other useful information (at least legal representative for Attn: Timothy Linehan, Compliance Officer legal persons) B: Identity of the notifier, if applicable Full name Silchester International Investors Limited Contact address Time & Life Building 1 Bruton Street, 5th Floor London W1J 6TL Phone number 020 7518 7125 Other useful information (eg functional relationship with the Attn: Timothy Linehan, Compliance Officer person or legal entity subject to the notification obligation) A copy of this announcement, together with other information about Halma, may be viewed on its web site www.halma.com. This information is provided by RNS The company news service from the London Stock Exchange MTMMTMBJR

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Halma (HLMA)
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