Director/PDMR Shareholding

Smiths Group PLC
09 January 2006

9 JANUARY 2006



DR 3.1.4R(1)

NOTIFICATION OF TRANSACTION OF DIRECTORS, PERSONS DISCHARGING MANAGERIAL
REPSONSIBILITY OR CONNECTED PERSONS



1.   Name of the issuer: SMITHS GROUP PLC

2.   State whether the notification relates to (i) a transaction notified in
accordance with DR 3.1.4R(1)(a); or (ii) DR 3.1.4(R)(1)(b) a disclosure made in
accordance with section 324 (as extended by section 328) of the Companies Act
1985; or (iii) both (i) and (ii):

     INTERESTS OF DIRECTOR

3.   Name of person discharging managerial responsibilities/director:

     JOHN LANGSTON

4.   State whether notification relates to a person connected with a person
discharging managerial responsibilities/director named in 3 and identify the
connected person:        NO

5.   Indicate whether the notification is in respect of a holding of the
person referred to in 3 or 4 above or in respect of a nonbeneficial interest:

     HOLDING OF THE DIRECTOR NAMED IN 3 ABOVE

6.   Description of shares (including class), debentures or derivatives or
financial instruments relating to shares: ORDINARY SHARES OF 25p

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

     DIRECTOR NAMED IN 3 ABOVE

8    State the nature of the transaction:

i)   EXERCISE OF OPTIONS UNDER THE TI GROUP EXECUTIVE SHARE OPTION
     SCHEMES BY DIRECTOR

ii)  MARKET SALE OF SHARES BY DIRECTOR

9.   Number of shares, debentures or financial instruments relating to
     shares acquired:

     EXERCISE OF OPTIONS OVER 117,804 SHARES

10.  Percentage of issued class acquired (treasury shares of that class
should not be taken into account when calculating percentage): 0.02%

11.  Number of shares, debentures or financial instruments relating to shares
disposed:

     MARKET SALE OF 117,804 SHARES BY DIRECTOR

12.  Percentage of issued class disposed (treasury shares of that class
should not be taken into account when calculating percentage):  0.02%

13.  Price per share or value of transaction:

i)   OPTION EXERCISE PRICES

     4,918 SHARES AT 849.79p PER SHARE

     51,401 SHARES AT 943.31p PER SHARE

     61,485 SHARES AT 907.23p PER SHARE

ii)  MARKET SALE PRICE

     1016.0494p PER SHARE



14.  Date and place of transaction:  9 JANUARY 2006 LONDON

15.  Total holding following notification and total percentage holding
following notification (any treasury shares should not be taken into account
when calculating percentage):

     94,351 SHARES = 0.017%

16.  Date issuer informed of transaction  9 JANUARY 2006

If a person discharging managerial responsibilities has been granted options by
the issuer complete the following boxes

17.  Date of grant:

18.  Period during which or date on which it can be exercised:

19.  Total amount paid (if any) for grant of the option:

20.  Description of shares or debentures involved (class and number):

21.  Exercise price (if fixed at time of grant) or indication that price is
to be fixed at the time of exercise:

22.  Total number of shares or debentures over which options held following
notification:

23.  Any additional information:

24.  Name of contact and telephone number for queries: NEIL BURDETT - 020
8457 8229



Name of duly authorised officer of issuer responsible for making notification:
NEIL BURDETT

Date of notification  9 JANUARY 2006




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