Weir Group Regulatory News (WEIR)

1.

Name of the issuer

THE WEIR GROUP PLC

2.

State whether the notification relates to (i) a transaction notified in accordance with DR 3.1.2R;

(ii) a disclosure made in accordance with LR 9.8.6R(1) or (iii) a disclosure made in accordance with section 793 of the Companies Act 2006.

(i)

3.

Name of person discharging managerial responsibilities/director

(1) KEITH COCHRANE

(2) JON STANTON

(3) ALAN MITCHELSON

(4) SCOT SMITH

(5) STEVE NOON

(6) DEAN JENKINS

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 non-beneficial interest

6.

Description of shares (including class), debentures or derivatives or financial instruments relating to shares

ORDINARY SHARES OF 12.5P EACH

7.

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

8.

State the nature of the transaction

9.

Number of shares, debentures or financial instruments relating to shares acquired

10.

Percentage of issued class acquired (treasury shares of that class should not be taken into account when calculating percentage)

11.

Number of shares, debentures or financial instruments relating to shares disposed

12.

Percentage of issued class disposed (treasury shares of that class should not be taken into account when calculating percentage)

13.

Price per share or value of transaction

14.

Date and place of transaction

15.

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

16.

Date issuer informed of transaction

17.

Date of grant

17 MARCH 2011

18.

Period during which or date on which it can be exercised

3 YEAR PLAN CYCLE UNDER THE GROUP LONG TERM INCENTIVE PLAN, THE SHARES CANNOT VEST BEFORE 17 MARCH 2014

19.

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

NIL

20.

Description of shares or debentures involved (class and number)

(1) KEITH COCHRANE 96,323

(2) JON STANTON 40,646

(3) ALAN MITCHELSON 41,089

(4) SCOT SMITH 52,268

(5) STEVE NOON 30,737

(6) DEAN JENKINS 20,740

21.

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

NIL

22.

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

(1) KEITH COCHRANE 471,010

(2) JON STANTON 70,850

(3) ALAN MITCHELSON 319,686

(4) SCOT SMITH 354,811

(5) STEVE NOON 205,833

(6) DEAN JENKINS 20,740

23.

Any additional information

24

Name of contact and telephone number for queries

FRANCES MCCAW

0141 308 3737

Name authorised officer of issuer responsible for making notification

………………FRANCES MCCAW………………………………………………

Date of notification ……………17 March 2011…