Keller Group PLC

Transaction in Own Shares • Dec 17, 2025

National Storage Mechanism | Additional information

RNS Number : 8220L

Keller Group PLC

17 December 2025

17 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:	16 December 2025
Aggregate number of common shares purchased:	23,895
Lowest price per share (pence):	1,610.00
Highest price per share (pence):	1,644.00
Weighted average price per day (pence):	1,625.7179

The Company intends to hold the purchased Ordinary Shares in treasury. Following the purchase and settlement of these Ordinary Shares, the Company will hold 2,615,299 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	1,625.7179	23,895	1,610.00	1,644.00

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
16 December 2025 08:01:57	20	1,614.00	XLON	00366064481TRLO1
16 December 2025 08:06:24	10,000	1,614.00	XLON	00366067040TRLO1
16 December 2025 08:29:43	9	1,610.00	XLON	00366079460TRLO1
16 December 2025 08:32:47	85	1,610.00	XLON	00366081330TRLO1
16 December 2025 08:32:47	47	1,610.00	XLON	00366081331TRLO1
16 December 2025 08:32:47	9	1,610.00	XLON	00366081332TRLO1
16 December 2025 08:32:47	47	1,610.00	XLON	00366081333TRLO1
16 December 2025 08:32:47	47	1,610.00	XLON	00366081334TRLO1
16 December 2025 08:40:01	96	1,618.00	XLON	00366086030TRLO1
16 December 2025 08:41:11	96	1,616.00	XLON	00366087001TRLO1
16 December 2025 08:41:11	99	1,614.00	XLON	00366087007TRLO1
16 December 2025 08:44:13	101	1,614.00	XLON	00366089010TRLO1
16 December 2025 08:54:00	145	1,614.00	XLON	00366094098TRLO1
16 December 2025 08:55:16	96	1,620.00	XLON	00366094691TRLO1
16 December 2025 08:55:25	97	1,620.00	XLON	00366094759TRLO1
16 December 2025 08:58:11	49	1,618.00	XLON	00366096783TRLO1
16 December 2025 09:00:00	49	1,616.00	XLON	00366097618TRLO1
16 December 2025 09:00:30	48	1,616.00	XLON	00366097839TRLO1
16 December 2025 09:01:56	48	1,616.00	XLON	00366098502TRLO1
16 December 2025 09:16:07	51	1,618.00	XLON	00366106627TRLO1
16 December 2025 09:16:32	51	1,618.00	XLON	00366106842TRLO1
16 December 2025 09:16:57	51	1,618.00	XLON	00366107195TRLO1
16 December 2025 09:18:24	53	1,620.00	XLON	00366107989TRLO1
16 December 2025 09:57:45	102	1,628.00	XLON	00366132995TRLO1
16 December 2025 10:52:34	5	1,632.00	XLON	00366135616TRLO1
16 December 2025 10:52:42	96	1,632.00	XLON	00366135624TRLO1
16 December 2025 10:52:43	85	1,632.00	XLON	00366135625TRLO1
16 December 2025 10:55:25	100	1,632.00	XLON	00366135767TRLO1
16 December 2025 10:55:50	100	1,632.00	XLON	00366135782TRLO1
16 December 2025 10:56:03	100	1,632.00	XLON	00366135791TRLO1
16 December 2025 10:58:59	100	1,632.00	XLON	00366135847TRLO1
16 December 2025 11:02:08	49	1,632.00	XLON	00366135956TRLO1
16 December 2025 11:04:00	57	1,632.00	XLON	00366136006TRLO1
16 December 2025 11:07:34	136	1,634.00	XLON	00366136211TRLO1
16 December 2025 11:07:34	292	1,634.00	XLON	00366136212TRLO1
16 December 2025 11:07:34	1,391	1,634.00	XLON	00366136213TRLO1
16 December 2025 11:08:25	52	1,634.00	XLON	00366136240TRLO1
16 December 2025 11:08:51	206	1,630.00	XLON	00366136249TRLO1
16 December 2025 11:10:45	64	1,630.00	XLON	00366136405TRLO1
16 December 2025 11:10:45	136	1,630.00	XLON	00366136406TRLO1
16 December 2025 11:24:14	52	1,632.00	XLON	00366136847TRLO1
16 December 2025 11:24:43	96	1,630.00	XLON	00366136855TRLO1
16 December 2025 11:24:43	199	1,630.00	XLON	00366136856TRLO1
16 December 2025 11:30:07	147	1,630.00	XLON	00366137159TRLO1
16 December 2025 11:46:04	22	1,632.00	XLON	00366137578TRLO1
16 December 2025 11:57:33	75	1,634.00	XLON	00366137799TRLO1
16 December 2025 11:57:33	245	1,634.00	XLON	00366137800TRLO1
16 December 2025 12:01:12	201	1,636.00	XLON	00366137927TRLO1
16 December 2025 12:01:12	50	1,636.00	XLON	00366137928TRLO1
16 December 2025 12:07:23	389	1,636.00	XLON	00366138056TRLO1
16 December 2025 12:17:33	100	1,638.00	XLON	00366138296TRLO1
16 December 2025 12:18:26	49	1,638.00	XLON	00366138327TRLO1
16 December 2025 12:20:59	49	1,638.00	XLON	00366138393TRLO1
16 December 2025 12:23:59	49	1,638.00	XLON	00366138443TRLO1
16 December 2025 12:27:00	49	1,638.00	XLON	00366138663TRLO1
16 December 2025 12:47:34	31	1,640.00	XLON	00366139225TRLO1
16 December 2025 12:47:34	11	1,640.00	XLON	00366139226TRLO1
16 December 2025 12:58:56	588	1,640.00	XLON	00366139501TRLO1
16 December 2025 12:59:02	195	1,638.00	XLON	00366139506TRLO1
16 December 2025 12:59:02	48	1,638.00	XLON	00366139507TRLO1
16 December 2025 12:59:51	20	1,638.00	XLON	00366139536TRLO1
16 December 2025 13:17:31	4	1,642.00	XLON	00366140264TRLO1
16 December 2025 13:18:04	67	1,642.00	XLON	00366140272TRLO1
16 December 2025 13:18:36	29	1,642.00	XLON	00366140297TRLO1
16 December 2025 13:18:37	51	1,642.00	XLON	00366140298TRLO1
16 December 2025 13:18:37	6	1,642.00	XLON	00366140299TRLO1
16 December 2025 13:18:45	5	1,642.00	XLON	00366140302TRLO1
16 December 2025 13:26:03	33	1,642.00	XLON	00366140458TRLO1
16 December 2025 13:30:16	197	1,640.00	XLON	00366140564TRLO1
16 December 2025 13:30:16	49	1,640.00	XLON	00366140565TRLO1
16 December 2025 13:30:51	249	1,640.00	XLON	00366140584TRLO1
16 December 2025 13:38:43	47	1,638.00	XLON	00366140895TRLO1
16 December 2025 13:38:43	236	1,638.00	XLON	00366140896TRLO1
16 December 2025 13:38:43	47	1,638.00	XLON	00366140897TRLO1
16 December 2025 13:38:43	47	1,638.00	XLON	00366140898TRLO1
16 December 2025 13:38:43	31	1,638.00	XLON	00366140899TRLO1
16 December 2025 13:38:43	16	1,638.00	XLON	00366140900TRLO1
16 December 2025 13:38:43	48	1,638.00	XLON	00366140901TRLO1
16 December 2025 13:38:57	11	1,640.00	XLON	00366140914TRLO1
16 December 2025 13:38:57	330	1,640.00	XLON	00366140915TRLO1
16 December 2025 13:38:57	67	1,640.00	XLON	00366140916TRLO1
16 December 2025 13:38:59	512	1,638.00	XLON	00366140917TRLO1
16 December 2025 13:49:01	51	1,638.00	XLON	00366141130TRLO1
16 December 2025 13:50:00	152	1,636.00	XLON	00366141160TRLO1
16 December 2025 13:53:48	50	1,636.00	XLON	00366141235TRLO1
16 December 2025 13:54:06	1	1,634.00	XLON	00366141251TRLO1
16 December 2025 14:03:03	95	1,636.00	XLON	00366141567TRLO1
16 December 2025 14:03:11	10	1,636.00	XLON	00366141570TRLO1
16 December 2025 14:03:11	40	1,636.00	XLON	00366141571TRLO1
16 December 2025 14:03:37	51	1,636.00	XLON	00366141588TRLO1
16 December 2025 14:04:01	18	1,636.00	XLON	00366141604TRLO1
16 December 2025 14:04:01	12	1,636.00	XLON	00366141605TRLO1
16 December 2025 14:04:01	20	1,636.00	XLON	00366141606TRLO1
16 December 2025 14:05:52	50	1,636.00	XLON	00366141667TRLO1
16 December 2025 14:09:16	37	1,636.00	XLON	00366141759TRLO1
16 December 2025 14:11:05	148	1,634.00	XLON	00366141798TRLO1
16 December 2025 14:11:05	50	1,634.00	XLON	00366141799TRLO1
16 December 2025 14:21:33	17	1,636.00	XLON	00366142196TRLO1
16 December 2025 14:21:33	29	1,636.00	XLON	00366142197TRLO1
16 December 2025 14:21:33	64	1,636.00	XLON	00366142198TRLO1
16 December 2025 14:34:39	29	1,640.00	XLON	00366142785TRLO1
16 December 2025 14:57:04	16	1,644.00	XLON	00366144070TRLO1
16 December 2025 14:57:08	4	1,644.00	XLON	00366144096TRLO1
16 December 2025 14:57:14	32	1,644.00	XLON	00366144100TRLO1
16 December 2025 14:57:24	40	1,644.00	XLON	00366144119TRLO1
16 December 2025 14:57:56	3	1,644.00	XLON	00366144144TRLO1
16 December 2025 14:58:08	78	1,644.00	XLON	00366144154TRLO1
16 December 2025 14:58:21	13	1,644.00	XLON	00366144164TRLO1
16 December 2025 14:58:48	13	1,644.00	XLON	00366144188TRLO1
16 December 2025 14:59:51	154	1,642.00	XLON	00366144229TRLO1
16 December 2025 14:59:52	144	1,640.00	XLON	00366144231TRLO1
16 December 2025 14:59:52	152	1,640.00	XLON	00366144233TRLO1
16 December 2025 14:59:54	153	1,640.00	XLON	00366144235TRLO1
16 December 2025 14:59:57	150	1,640.00	XLON	00366144240TRLO1
16 December 2025 15:00:03	135	1,640.00	XLON	00366144259TRLO1
16 December 2025 15:00:52	20	1,640.00	XLON	00366144331TRLO1
16 December 2025 15:00:52	47	1,640.00	XLON	00366144332TRLO1
16 December 2025 15:00:52	88	1,640.00	XLON	00366144333TRLO1
16 December 2025 15:01:27	199	1,640.00	XLON	00366144371TRLO1
16 December 2025 15:08:45	6	1,640.00	XLON	00366144873TRLO1
16 December 2025 15:10:12	5	1,640.00	XLON	00366144944TRLO1
16 December 2025 15:10:22	4	1,640.00	XLON	00366144959TRLO1
16 December 2025 15:11:06	101	1,640.00	XLON	00366145018TRLO1
16 December 2025 15:12:28	2	1,640.00	XLON	00366145121TRLO1
16 December 2025 15:22:05	1	1,640.00	XLON	00366145598TRLO1
16 December 2025 15:26:06	201	1,638.00	XLON	00366145807TRLO1
16 December 2025 15:26:06	50	1,638.00	XLON	00366145808TRLO1
16 December 2025 15:26:06	50	1,638.00	XLON	00366145809TRLO1
16 December 2025 15:26:06	50	1,638.00	XLON	00366145810TRLO1
16 December 2025 15:26:08	357	1,636.00	XLON	00366145811TRLO1
16 December 2025 15:26:46	300	1,634.00	XLON	00366145831TRLO1
16 December 2025 15:27:18	182	1,634.00	XLON	00366145877TRLO1
16 December 2025 15:27:18	1	1,634.00	XLON	00366145878TRLO1
16 December 2025 15:27:26	1	1,634.00	XLON	00366145909TRLO1
16 December 2025 15:27:47	1	1,634.00	XLON	00366145930TRLO1
16 December 2025 15:27:47	1	1,634.00	XLON	00366145931TRLO1
16 December 2025 15:27:47	5	1,634.00	XLON	00366145932TRLO1
16 December 2025 15:28:07	31	1,634.00	XLON	00366145950TRLO1
16 December 2025 15:28:18	51	1,634.00	XLON	00366145957TRLO1
16 December 2025 15:28:56	1	1,634.00	XLON	00366146027TRLO1
16 December 2025 15:29:19	71	1,634.00	XLON	00366146050TRLO1
16 December 2025 15:30:00	61	1,634.00	XLON	00366146062TRLO1
16 December 2025 15:31:06	85	1,634.00	XLON	00366146116TRLO1
16 December 2025 15:41:35	52	1,636.00	XLON	00366146536TRLO1
16 December 2025 15:41:35	100	1,636.00	XLON	00366146537TRLO1
16 December 2025 15:41:46	27	1,636.00	XLON	00366146542TRLO1
16 December 2025 15:42:00	7	1,636.00	XLON	00366146559TRLO1
16 December 2025 15:42:18	12	1,636.00	XLON	00366146587TRLO1
16 December 2025 15:42:36	259	1,634.00	XLON	00366146599TRLO1
16 December 2025 16:01:22	15	1,636.00	XLON	00366147609TRLO1
16 December 2025 16:12:36	198	1,636.00	XLON	00366148179TRLO1
16 December 2025 16:15:06	3	1,636.00	XLON	00366148341TRLO1
16 December 2025 16:17:29	1	1,636.00	XLON	00366148566TRLO1
16 December 2025 16:17:50	1	1,636.00	XLON	00366148588TRLO1
16 December 2025 16:17:50	5	1,636.00	XLON	00366148589TRLO1
16 December 2025 16:17:50	15	1,636.00	XLON	00366148590TRLO1
16 December 2025 16:17:50	5	1,636.00	XLON	00366148591TRLO1

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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