Holding(s) in Company

Halma PLC 14 March 2006 HALMA p.l.c. INTEREST NOTIFIED UNDER SECTION 198 COMPANIES ACT 1985 Halma p.l.c. received the following notification on 13 March 2006 from Silchester International Investors Limited. Silchester International Investors Limited ('Silchester') acts as an Investment Manager for a number of commingled funds (its 'Clients'). In acting for its Clients, Silchester are given full discretion over their investments, and are empowered to vote on their behalf. However, Silchester do not act as their Custodian, and therefore shares are not held in the name of Silchester, but in the nominee name of its Clients' Custodian bank. In addition, Silchester holds 49.9% of the issued share capital of Sanderson Asset Management Limited (' Sanderson'), a UK limited company that also acts as an Investment Manager for a number of commingled funds and separate accounts. In acting for its clients, Sanderson are given full discretion over their investments, and are empowered to vote on their behalf. However, Sanderson do not act as its clients' Custodian and therefore shares are not held in Sanderson's name, but in the nominee name of Sanderson's clients' Custodian bank. Silchester's share ownership in Sanderson does not allow Silchester to exercise any direct or indirect control over Sanderson's investment strategy, philosophy or implementation, the investments that Sanderson may purchase or sell on behalf of its clients, or the manner in which Sanderson may vote proxies that arise from its client investments. However, Silchester is deemed to have an 'interest' in shares that Sanderson controls by virtue of Section 203(2)(b) of the Companies Act 1985. Recent purchases/sales of shares in Halma p.l.c. by Silchester, on behalf of its clients, have resulted in Silchester having an interest in the following shares (also see table below): SILCHESTER 54,979,158 Recent purchases/sales of shares in Halma p.l.c. by Sanderson, on behalf of its clients, have resulted in Sanderson having an interest in the following shares, and Silchester having an interest over the same shares for the purposes of Section 203(2)(b) of the Companies Act 1985 (also see table below): SANDERSON 12,762,000 Silchester's records show that Halma p.l.c. have the following shares in that class: HALMA p.l.c. 369,240,280 As such, Silchester has an interest over 18.35% of the shares of that class and, of that, two of Silchester's clients control 9.53% and 4.1%. This interest is being notified in fulfillment of the obligations imposed by Sections 198-202 of the Companies Act 1985. Silchester does not have an interest mentioned in Section 208(5) of the Companies Act 1985 in any of the shares to which this notification relates. Registered holder(s) and the number of shares held by each of them: Share Class: Ordinary Issued Shares: 369,240,280 Silchester International Investors Limited Client ownership: 54,979,158 % of Shares: 14.89% Silchester Account Nominee Silchester Silchester current % holding at voting shareholding fund level authority Silchester International Investors Northern Trust Co Yes 15,136,729 4.10 International Value Equity Group Trust Silchester International Investors Northern Trust Co Yes 2,421,501 0.66 Tobacco Free International Value Equity Trust Silchester International Investors Northern Trust Co Yes 35,198,784 9.53 International Value Equity Trust The Calleva Trust Northern Trust Co Yes 2,222,144 0.60 Total 54,979,158 Sanderson Asset Management Limited Sanderson Asset Management client ownership: 12,762,000 % of Shares: 3.46% Sanderson Account Nominee Sanderson Sanderson current % holding at voting shareholding fund level authority BUST Northern Trust Co Yes 5,473,000 1.48 CAT Pictet & Cie Yes 274,000 0.07 DYN State Street Yes 228,000 0.06 EUF State Street Yes 730,000 0.20 GOLF Bank of New York Yes 198,000 0.05 GRIT Northern Trust Co Yes 1,553,000 0.42 INGOT Mellon Trust Yes 352,000 0.10 MINI State Street Yes 613,000 0.17 OCEAN Northern Trust Co Yes 386,000 0.10 OVAL Mellon Trust Yes 324,400 0.09 PEARL Northern Trust Co Yes 109,000 0.03 RAIN Citigroup Yes 278,000 0.08 STAMP Northern Trust Co Yes 191,000 0.05 TIME Bank of New York Yes 52,000 0.01 TRAY Northern Trust Co Yes 1,109,600 0.30 WHEAT Mellon Trust Yes 361,000 0.10 WINDY Northern Trust Co Yes 253,000 0.07 WOGAN Northern Trust Co Yes 277,000 0.08 Total 12,762,000 Contact for further information: Carol Chesney Company Secretary, Halma p.l.c Tel: +44 (0)1494 721111 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

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Halma (HLMA)
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