Grainger plc

("Grainger" or the "Company")

NOTIFICATION OF TRANSACTIONS OF DIRECTORS, PERSONS DISCHARGING MANAGERIAL RESPONSIBILITY OR CONNECTED PERSONS

In accordance with DTR 3, the Company was notified on 13 April 2026 that the following transactions, which relate to Grainger's Directors and PDMRS, took place in relation to the Company's share incentive plan (SIP) on 13 April 2026.

The SIP is an all-employee trust arrangement approved by HMRC, under which employees are able to buy ordinary shares of 5p each in Grainger, using deductions from their salary in each monthly pay period (partnership shares), and receive allocations of matching free ordinary shares (matching shares).

The SIP Trustees (Global Shares Trustees (UK) Limited) acquired a total of 5,045 partnership shares on 13 April 2026 at a price of £1.69 per ordinary share and total cost of £8,502.34.  The partnership shares were acquired by purchase in the market and allocated to employees participating in the SIP, including the Directors and PDMRs detailed below.

On 13 April 2026, the SIP Trustees also allocated a total of 4,401 matching shares.  The number of matching shares granted by the SIP Trustees to the Directors and PDMRs at nil cost is also set out in the table below.

The notifications below, made in accordance with the requirements of the UK Market Abuse Regulation, provide further detail.

Notification and public disclosure of transactions by persons discharging managerial responsibilities and persons closely associated with them.