Holding(s) in Company

Halma PLC
05 May 2006



                                   HALMA p.l.c.



               INTEREST NOTIFIED UNDER COMPANIES ACT 1985 - PART VI





Halma p.l.c. has received notification from Barclays PLC that as at 26 April 2006 Barclays PLC, though the
legal entities listed below, had a notifiable interest in the capital of the Company of 5.33%.



Details of this interest, together with a breakdown between registered holders (as required by Section 202(3)
of the Companies Act 1985), are as follows:




Legal Entity Report



As at 26 April 2006 Barclays PLC, through the legal entities listed below, had a notifiable interest in
19,685,148 Ord GBP 0.10 shares representing 5.33% of the issued share capital of 369,130,680 units.


Legal Entity                                                              Holding         Percentage held

Barclays Global Investors, N.A.                                         3,234,947                  0.8764
Barclays Capital Securities Ltd                                           212,370                  0.0575
Barclays Global Investors Australia Ltd                                   229,011                  0.0620
Barclays Global Investors Ltd                                          14,214,963                  3.8509
Gerrard Ltd                                                             1,234,442                  0.3344
Barclays Life Assurance Co Ltd                                            559,415                  0.1515
                                   Group holding                       19,685,148                  5.3327







Registered Holders Report



As at 26 April 2006 Barclays PLC, through the registered holders listed below, had a notifiable interest in
5.33% of the issued share capital of 369,130,680 units.


Registered holder                                                        Holding

Bank of Ireland                                                          732,278

Barclays Capital Nominees Limited                                        212,370

BNP Paribas                                                               53,437

BOISS Nominees Ltd                                                       220,294

Chase Nominees Ltd                                                     9,658,574

CIBC Mellon Global Securities                                             35,353

Gerrard Nominees Ltd                                                       1,920

Greig Middleton Nominees Limited (GM1)                                    48,585

Investors Bank and Trust Co                                            2,556,614

JP Morgan (BGI Custody)                                                4,163,232

JP Morgan Chase Bank                                                     229,011

Mellon Trust - US Custodian                                               85,424

Mellon Trust of New England                                               84,947

Northern Trust Bank - BGI SEPA                                           251,884

R C Greig Nominees Limited                                               702,929

R C Greig Nominees Limited a/c AK1                                       393,096

R C Greig Nominees Limited a/c BL1                                        45,718

R C Greig Nominees Limited a/c CM1                                         5,050

R C Greig Nominees Limited GP1                                            19,544

R C Greig Nominees Limited SA1                                            17,600

State Street Bank & Trust                                                 28,539

State Street Trust of Canada                                              81,161

The Northern Trust Company                                                57,588

                                              Total                   19,685,148







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


Contact for further information:             Carol Chesney
                                             Company Secretary, Halma p.l.c.
                                             Tel: [phone]






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