Transaction in Own Shares

Summary by AI ^BETAClose X

Keller Group plc has announced the purchase of 28,910 ordinary shares on December 29, 2025, as part of its ongoing share buyback program. These shares were acquired through Peel Hunt LLP at prices ranging from 1,654.00 pence to 1,668.00 pence, with a weighted average price of 1,662.45 pence per share. Following this transaction, the company will hold 2,715,808 ordinary shares in treasury, leaving 73,099,735 ordinary shares in issue.

Disclaimer*

Keller Group PLC

30 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 Peel Hunt LLP ("Peel Hunt") as part of its share buyback programme, details of which were announced by Keller on 29 September 2025.

Date of purchase:	29 December 2025
Aggregate number of common shares purchased:	28,910
Lowest price per share (pence):	1,654.00
Highest price per share (pence):	1,668.00
Weighted average price per day (pence):	1,662.45

The Company intends to hold the purchased Ordinary Shares in treasury. Following the purchase and settlement of these Ordinary Shares, the Company will hold 2,715,808 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	1,662.45	28,910	1,654.00	1,668.00

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 Peel Hunt 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
December 29 08:00:13	301	1,662.00	XLON	00186637625TRLO0
December 29 08:02:20	189	1,662.00	XLON	00186638365TRLO0
December 29 08:05:27	1	1,662.00	XLON	00186638924TRLO0
December 29 08:05:27	89	1,662.00	XLON	00186638925TRLO0
December 29 08:30:01	262	1,666.00	XLON	00186641417TRLO0
December 29 08:30:04	124	1,660.00	XLON	00186641426TRLO0
December 29 08:30:04	182	1,660.00	XLON	00186641427TRLO0
December 29 08:32:37	260	1,658.00	XLON	00186641777TRLO0
December 29 09:48:31	89	1,660.00	XLON	00186648244TRLO0
December 29 09:48:31	204	1,660.00	XLON	00186648245TRLO0
December 29 09:50:18	266	1,658.00	XLON	00186648404TRLO0
December 29 10:31:25	314	1,668.00	XLON	00186650949TRLO0
December 29 10:36:23	295	1,660.00	XLON	00186651247TRLO0
December 29 10:41:13	2	1,656.00	XLON	00186651498TRLO0
December 29 10:41:33	132	1,656.00	XLON	00186651540TRLO0
December 29 10:41:33	151	1,656.00	XLON	00186651541TRLO0
December 29 11:11:53	4	1,656.00	XLON	00186653052TRLO0
December 29 11:11:53	6	1,656.00	XLON	00186653053TRLO0
December 29 11:11:53	6	1,656.00	XLON	00186653054TRLO0
December 29 11:11:53	250	1,656.00	XLON	00186653055TRLO0
December 29 11:11:53	24	1,656.00	XLON	00186653056TRLO0
December 29 12:13:18	311	1,660.00	XLON	00186656531TRLO0
December 29 12:18:31	16	1,658.00	XLON	00186656790TRLO0
December 29 12:18:31	1	1,658.00	XLON	00186656791TRLO0
December 29 12:18:31	3	1,658.00	XLON	00186656792TRLO0
December 29 12:18:31	296	1,658.00	XLON	00186656793TRLO0
December 29 12:20:28	276	1,658.00	XLON	00186656916TRLO0
December 29 12:20:28	34	1,658.00	XLON	00186656917TRLO0
December 29 12:20:35	52	1,658.00	XLON	00186656950TRLO0
December 29 12:22:54	152	1,658.00	XLON	00186657080TRLO0
December 29 12:22:59	62	1,658.00	XLON	00186657088TRLO0
December 29 12:23:00	43	1,658.00	XLON	00186657090TRLO0
December 29 12:24:04	270	1,658.00	XLON	00186657154TRLO0
December 29 12:24:18	309	1,656.00	XLON	00186657175TRLO0
December 29 12:24:19	284	1,656.00	XLON	00186657176TRLO0
December 29 12:26:04	288	1,660.00	XLON	00186657291TRLO0
December 29 12:26:05	93	1,658.00	XLON	00186657298TRLO0
December 29 12:26:36	8,910	1,660.00	XLON	00186657342TRLO0
December 29 12:33:56	147	1,658.00	XLON	00186657707TRLO0
December 29 12:33:56	4	1,658.00	XLON	00186657708TRLO0
December 29 12:33:56	110	1,658.00	XLON	00186657709TRLO0
December 29 13:17:49	114	1,660.00	XLON	00186659632TRLO0
December 29 13:17:49	186	1,660.00	XLON	00186659633TRLO0
December 29 13:29:49	284	1,658.00	XLON	00186660083TRLO0
December 29 13:34:21	125	1,656.00	XLON	00186660255TRLO0
December 29 13:34:21	160	1,656.00	XLON	00186660256TRLO0
December 29 13:54:37	262	1,654.00	XLON	00186661046TRLO0
December 29 14:46:55	12,967	1,666.00	XLON	00186668105TRLO0
December 29 08:00:13	301	1,662.00	XLON	00186637625TRLO0
December 29 08:02:20	189	1,662.00	XLON	00186638365TRLO0
December 29 08:05:27	1	1,662.00	XLON	00186638924TRLO0
December 29 08:05:27	89	1,662.00	XLON	00186638925TRLO0
December 29 08:30:01	262	1,666.00	XLON	00186641417TRLO0
December 29 08:30:04	124	1,660.00	XLON	00186641426TRLO0
December 29 08:30:04	182	1,660.00	XLON	00186641427TRLO0
December 29 08:32:37	260	1,658.00	XLON	00186641777TRLO0
December 29 09:48:31	89	1,660.00	XLON	00186648244TRLO0
December 29 09:48:31	204	1,660.00	XLON	00186648245TRLO0
December 29 09:50:18	266	1,658.00	XLON	00186648404TRLO0
December 29 10:31:25	314	1,668.00	XLON	00186650949TRLO0
December 29 10:36:23	295	1,660.00	XLON	00186651247TRLO0
December 29 10:41:13	2	1,656.00	XLON	00186651498TRLO0
December 29 10:41:33	132	1,656.00	XLON	00186651540TRLO0

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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