Keller Group PLC

Transaction in Own Shares • Dec 12, 2025

National Storage Mechanism | Additional information

RNS Number : 2646L

Keller Group PLC

12 December 2025

12 December 2025

Keller Group plc

Transaction in Own Shares

Keller Group plc ("Keller" or the "Company") announces today it has purchased the following number of its ordinary shares of 10 pence ("Ordinary Shares") each through Investec Bank plc ("Investec") as part of its share buyback programme, details of which were announced by Keller on 29 September 2025.

Date of purchase:	11 December 2025
Aggregate number of common shares purchased:	30,347
Lowest price per share (pence):	1,600.00
Highest price per share (pence):	1,600.00
Weighted average price per day (pence):	1,600.0000

The Company intends to hold the purchased Ordinary Shares in treasury. Following the purchase and settlement of these Ordinary Shares, the Company will hold 2,591,404 of its Ordinary Shares in treasury and will have 73,099,735 Ordinary Shares in issue (including treasury shares).

The table below contains detailed information about the purchases made as part of the buyback programme.

Aggregate information:

Venue	Volume-weighted average price (p)	Aggregated volume	Lowest price per share (p)	Highest price per share (p)
XLON	1,600.0000	30,347	1,600.00	1,600.00

Individual Transactions:

In accordance with Article 5(1)(b) of the Market Abuse Regulation (EU) No 596/2014 as it forms part of UK law, a full breakdown of the individual trades made by Investec on behalf of the Company is detailed below:

Date and time of each trade	Number of shares purchased	Price (pence per share)	Trading Venue	Transaction Reference Number
11 December 2025 12:03:34	1,250	1,600.00	XLON	00365572574TRLO1
11 December 2025 12:03:34	3,614	1,600.00	XLON	00365572575TRLO1
11 December 2025 12:03:34	1,250	1,600.00	XLON	00365572576TRLO1
11 December 2025 12:40:45	175	1,600.00	XLON	00365573755TRLO1
11 December 2025 12:40:45	1,075	1,600.00	XLON	00365573756TRLO1
11 December 2025 12:40:45	1	1,600.00	XLON	00365573757TRLO1
11 December 2025 12:40:45	113	1,600.00	XLON	00365573758TRLO1
11 December 2025 12:40:46	460	1,600.00	XLON	00365573759TRLO1
11 December 2025 12:41:13	105	1,600.00	XLON	00365573765TRLO1
11 December 2025 12:41:13	571	1,600.00	XLON	00365573766TRLO1
11 December 2025 12:41:14	1,250	1,600.00	XLON	00365573768TRLO1
11 December 2025 12:41:14	624	1,600.00	XLON	00365573769TRLO1
11 December 2025 12:41:14	18	1,600.00	XLON	00365573770TRLO1
11 December 2025 13:11:24	81	1,600.00	XLON	00365574878TRLO1
11 December 2025 13:11:24	1,151	1,600.00	XLON	00365574879TRLO1
11 December 2025 13:11:24	1,250	1,600.00	XLON	00365574880TRLO1
11 December 2025 13:11:24	1,250	1,600.00	XLON	00365574881TRLO1
11 December 2025 13:11:24	181	1,600.00	XLON	00365574882TRLO1
11 December 2025 13:11:25	1,069	1,600.00	XLON	00365574883TRLO1
11 December 2025 13:11:25	348	1,600.00	XLON	00365574884TRLO1
11 December 2025 13:11:47	165	1,600.00	XLON	00365574898TRLO1
11 December 2025 13:11:47	997	1,600.00	XLON	00365574899TRLO1
11 December 2025 13:11:47	88	1,600.00	XLON	00365574900TRLO1
11 December 2025 13:11:47	997	1,600.00	XLON	00365574901TRLO1
11 December 2025 13:11:47	100	1,600.00	XLON	00365574902TRLO1
11 December 2025 13:12:26	44	1,600.00	XLON	00365574932TRLO1
11 December 2025 13:12:26	205	1,600.00	XLON	00365574933TRLO1
11 December 2025 13:12:27	700	1,600.00	XLON	00365574934TRLO1
11 December 2025 13:12:28	201	1,600.00	XLON	00365574937TRLO1
11 December 2025 13:15:18	1,250	1,600.00	XLON	00365575011TRLO1
11 December 2025 13:15:18	126	1,600.00	XLON	00365575012TRLO1
11 December 2025 13:23:29	102	1,600.00	XLON	00365575167TRLO1
11 December 2025 13:23:29	1,148	1,600.00	XLON	00365575168TRLO1
11 December 2025 13:23:29	101	1,600.00	XLON	00365575169TRLO1
11 December 2025 13:23:29	1,250	1,600.00	XLON	00365575170TRLO1
11 December 2025 15:48:29	1,250	1,600.00	XLON	00365580780TRLO1
11 December 2025 15:48:29	1,500	1,600.00	XLON	00365580781TRLO1
11 December 2025 15:48:29	186	1,600.00	XLON	00365580782TRLO1
11 December 2025 15:48:29	1,624	1,600.00	XLON	00365580783TRLO1
11 December 2025 15:48:29	28	1,600.00	XLON	00365580784TRLO1
11 December 2025 15:48:29	20	1,600.00	XLON	00365580785TRLO1
11 December 2025 15:48:29	206	1,600.00	XLON	00365580786TRLO1
11 December 2025 15:48:29	1,500	1,600.00	XLON	00365580787TRLO1
11 December 2025 15:48:29	723	1,600.00	XLON	00365580788TRLO1

For further information, please contact:	www.keller.com
Keller Group plc	020 7616 7575
Silvana Glibota Vigo, Group Head of Secretariat

Notes to editors:

Keller is the world's largest geotechnical specialist contractor providing a wide portfolio of advanced foundation and ground improvement techniques used across the entire construction sector. With around 10,000 staff and operations across five continents, Keller tackles an unrivalled 5,500 projects every year, generating annual revenue of c£3bn.

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