Holding(s) in Company

Smiths Group PLC
12 May 2006


12 MAY 2006


NOTIFICATION OF MAJOR INTERESTS IN SHARES

LISTING RULE LR 9.6.7 R

1.       Name of listed company: SMITHS GROUP PLC

2.       Name of shareholder with a major interest:

         (A)  FMR CORP. AND ITS DIRECT AND INDIRECT SUBSIDIARIES AND

         (B)  FIDELITY INTERNATIONAL LIMITED AND ITS DIRECT AND INDIRECT
              SUBSIDIARIES

3.       Please state whether notification indicates that it is regarding the
holding of the shareholder named in 2 above; in respect of a non-beneficial
interest; or in the case of an individual holder if it is a holding of that
person's spouse or children under the age of 18:

NOTIFICATION ON BEHALF OF FMR CORP. AND ITS DIRECT AND INDIRECT SUBSIDIARIES AND
FIDELITY INTERNATIONAL LIMITED AND ITS DIRECT AND INDIRECT SUBSIDIARIES AND MR
EDWARD C JOHNSON 3D, A PRINCIPAL SHAREHOLDER OF FMR CORP. AND FIDELITY
INTERNATIONAL LIMITED, OF DISCLOSABLE INTERESTS ARISING UNDER S208(4)(b) OF THE
COMPANIES ACT 1985.

4.       Name of the registered holder(s) and, if more than one holder, the
number of shares held by each of them:

State Street Hong Kong                                           15,900
State Street Bank and Tr Co                                     315,800
Bank of New York Europe Ldn                                   3,221,100
Trust & Cust Srvcs Bk Ltd, Toko                                  21,650
Nomura Trust and Banking                                         34,900
Master Trust Bank of Japan                                      191,800
ING Luxemborug                                                   20,300
Northern Trust London                                            42,900
National Astl Bk Melbourne                                       60,100
State Street Bank Australia (C                                   97,000
JP Morgan, Bournemouth                                          163,900
Northern Trust London                                           170,200
State Str Bk and Tr Co Lndn                                     208,460
Chase Manhattan Bk AG Frnkfrt (S                                255,500
Bank of New York Brussels                                       397,600
Brown Bros Harriman Ltd Lux                                     590,660
JP Morgan, Bournemouth                                        4,569,276
Bermuda Trust Far East HK                                       262,804
JP Morgan, Bournemouth                                        7,474,439
Mellon Bank NA                                                   18,500
Investors Bank and Trust                                         11,600
Mellon Bank NA                                                   35,700
Citibank NA                                                      76,000
Northern Trust London                                           112,900
State Street Bank and Tr Co                                   1,797,190
Brown Bros Harriman and Co                                      491,800
JPMorgan Chase Bank                                          21,193,510
Royal Trust -Toronto                                             23,900
CIBC Mellon Trust                                               167,490
Bank of New York                                                317,700
JPMorgan Chase                                                  596,600
Mellon Bank NA                                                  703,096
Northern Trust Co                                               897,727
Brown Bros Harriman and Co                                    1,562,700
State Street Bank and Tr Co                                   2,723,843
Chase Manhattan London                                            8,800
Dexia Privatbank                                                  9,500
Societe Generale                                                 31,500
JPMorgan Chase Bank                                              44,600
Chase Manhttn Bk AG Frnkfrt (S                                   82,900
Midland Securities Services                                      93,900
Bankers Trust London                                            210,100
HSBC Bank plc                                                   462,700
Mellon Bank                                                   1,167,200
Bank of New York Brussels                                     1,726,969
JP Morgan, Bournemouth                                        3,489,204
State Str Bk and Tr Co Lndn (S                                2,334,099
Northern Trust London                                         3,830,390

5.       Number of shares / amount of stock acquired: NOT DISCLOSED

6.       Percentage of issued class*: N/A

7.       Number of shares / amount of stock disposed: NOT DISCLOSED

8.       Percentage of issued class*: N/A

9.       Class of security: ORDINARY SHARES OF 25p

10.     Date of transaction: NOT DISCLOSED

11.     Date listed company informed: 11 MAY 2006

12.     Total holding following this notification: 62,336,407 SHARES

13.     Total percentage holding of issued class following this notification*:
        11.00%

14.     Any additional information

15.     Name of contact and telephone number for queries: NEIL BURDETT, 
        020 8457 8229

16.     Name and signature of duly authorised officer of the listed company
        responsible for making this notification: NEIL BURDETT

17.     Date of notification: 12 MAY 2006

* any treasury shares held by the listed company should not be taken into
  account when calculating percentage


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