Director/PDMR Shareholding

HALMA plc

DIRECTOR'S AND PDMR'S SHARE TRANSACTIONS

In accordance with 3.1.2R of the Disclosure Rules, notification is hereby given of transactions in the 10p ordinary shares of Halma by a Director and a PDMR (person discharging managerial responsibility) as a result of the payment of the interim dividend on 6 February 2013 at the rate of 4.06p per share, as follows:

ADAM MEYERS

Adam Meyers, a Director of Halma plc, has a beneficial interest held through the Halma Holdings Inc. Profit Sharing Savings Retirement Plan (the 'Plan'). This is a unitised, US Dollar denominated 401(k) plan and dividends paid on the Plan's assets are re-invested for the benefit of members. As a result of the interim dividend, the interest held by him in the Plan increases as follows:

Shares acquired as a result of the Plan dividend re-investment

Increased holding through the Plan

45

 5,303

In addition to the above, Adam Meyers has a direct beneficial interest in Halma ordinary shares. After the above transaction, the total beneficial holding of Adam Meyers in the ordinary shares of the Company increases to 267,313 shares (0.0708% of the issued ordinary share capital excluding treasury shares).

MARTIN ZHANG

Martin Zhang (PDMR) participates in the Halma Dividend Re-investment Plan ('DRIP'). As a result of the interim dividend paid on 6 February 2013, the beneficial holding of Martin Zhang increases by 217 shares to 25,858 shares (0.0068% of the issued ordinary share capital excluding treasury shares). The DRIP shares were acquired at 475.71p per share.

For further information, please contact:

Carol Chesney +44 (0)1494 721111Company Secretary, Halma plc

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