Holding(s) in Company

Smiths Group PLC
31 October 2005


31 OCTOBER 2005

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: JANUS CAPITAL MANAGEMENT LLC

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 BY JANUS CAPITAL MANAGEMENT LLC RE SHARES HELD ON BEHALF OF
INVESTMENT CLIENTS, INCLUDING JANUS INVESTMENT FUND.

4. Name of the registered holder(s) and, if more than one holder, the number of
shares held by each of them: NOT DISCLOSED

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: 28 OCTOBER 2005

12. Total holding following this notification:  16,511,746 SHARES (AS AT 25
OCTOBER 2005)

13. Total percentage holding of issued class following this notification: 2.93%

14. Any additional information:

JANUS CAPITAL MANAGEMENT LLC HAS ADVISED THAT OF THE 2.93% OF THE COMPANY'S
ISSUED SHARE CAPITAL IN WHICH IT HAS A DISCLOSABLE INTEREST, SHARES EQUIVALENT
TO APPROX 2.31% OF THE ISSUED SHARE CAPITAL ARE HELD ON BEHALF OF JANUS
INVESTMENT FUND.

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

16. Name and signature of authorised company official responsible for making
this notification: NEIL BURDETT

17. Date of notification: 31 OCTOBER 2005


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