Keller Group PLC

Transaction in Own Shares • Oct 23, 2025

National Storage Mechanism | Additional information

RNS Number : 4473E

Keller Group PLC

23 October 2025

23 October 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:	22 October 2025
Aggregate number of common shares purchased:	22,820
Lowest price per share (pence):	1,538.00
Highest price per share (pence):	1,572.00
Weighted average price per day (pence):	1,555.0838

The Company intends to hold the purchased Ordinary Shares in treasury. Following the purchase and settlement of these Ordinary Shares, the Company will hold 2,112,145 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	1,555.0838	22,820	1,538.00	1,572.00

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
22 October 2025 08:04:34	50	1,538.00	XLON	00357825664TRLO1
22 October 2025 08:04:34	89	1,538.00	XLON	00357825663TRLO1
22 October 2025 08:07:00	148	1,538.00	XLON	00357825909TRLO1
22 October 2025 08:16:13	103	1,538.00	XLON	00357826700TRLO1
22 October 2025 08:16:13	37	1,538.00	XLON	00357826701TRLO1
22 October 2025 08:16:17	148	1,542.00	XLON	00357826711TRLO1
22 October 2025 08:19:38	148	1,548.00	XLON	00357827002TRLO1
22 October 2025 08:21:52	56	1,546.00	XLON	00357827129TRLO1
22 October 2025 08:21:52	15	1,546.00	XLON	00357827130TRLO1
22 October 2025 08:21:54	76	1,544.00	XLON	00357827132TRLO1
22 October 2025 08:21:54	75	1,546.00	XLON	00357827133TRLO1
22 October 2025 08:22:02	75	1,544.00	XLON	00357827139TRLO1
22 October 2025 08:22:02	70	1,542.00	XLON	00357827142TRLO1
22 October 2025 08:30:33	75	1,544.00	XLON	00357827671TRLO1
22 October 2025 08:30:48	73	1,544.00	XLON	00357827734TRLO1
22 October 2025 08:35:29	74	1,542.00	XLON	00357828184TRLO1
22 October 2025 08:36:00	5,000	1,542.00	XLON	00357828239TRLO1
22 October 2025 08:44:28	71	1,550.00	XLON	00357828951TRLO1
22 October 2025 08:58:54	71	1,550.00	XLON	00357830086TRLO1
22 October 2025 09:01:24	70	1,548.00	XLON	00357830341TRLO1
22 October 2025 09:01:24	69	1,548.00	XLON	00357830342TRLO1
22 October 2025 09:10:58	75	1,550.00	XLON	00357830869TRLO1
22 October 2025 09:10:58	76	1,548.00	XLON	00357830870TRLO1
22 October 2025 09:15:08	76	1,546.00	XLON	00357831044TRLO1
22 October 2025 09:15:09	76	1,544.00	XLON	00357831045TRLO1
22 October 2025 09:39:13	75	1,546.00	XLON	00357832180TRLO1
22 October 2025 10:06:15	100	1,548.00	XLON	00357833377TRLO1
22 October 2025 10:15:09	143	1,550.00	XLON	00357833673TRLO1
22 October 2025 10:15:09	25	1,550.00	XLON	00357833674TRLO1
22 October 2025 10:15:09	1,862	1,550.00	XLON	00357833675TRLO1
22 October 2025 10:18:20	75	1,550.00	XLON	00357833848TRLO1
22 October 2025 10:21:24	21	1,550.00	XLON	00357834010TRLO1
22 October 2025 10:21:24	54	1,550.00	XLON	00357834011TRLO1
22 October 2025 10:24:19	75	1,550.00	XLON	00357834126TRLO1
22 October 2025 10:26:12	49	1,550.00	XLON	00357834246TRLO1
22 October 2025 10:26:12	26	1,550.00	XLON	00357834247TRLO1
22 October 2025 10:27:03	27	1,550.00	XLON	00357834296TRLO1
22 October 2025 10:27:03	48	1,550.00	XLON	00357834297TRLO1
22 October 2025 10:29:18	75	1,550.00	XLON	00357834418TRLO1
22 October 2025 10:33:08	60	1,550.00	XLON	00357834679TRLO1
22 October 2025 10:33:08	5	1,550.00	XLON	00357834680TRLO1
22 October 2025 10:33:08	10	1,550.00	XLON	00357834681TRLO1
22 October 2025 10:34:31	149	1,548.00	XLON	00357834749TRLO1
22 October 2025 10:34:32	76	1,548.00	XLON	00357834750TRLO1
22 October 2025 10:48:50	135	1,550.00	XLON	00357835474TRLO1
22 October 2025 10:49:37	71	1,550.00	XLON	00357835504TRLO1
22 October 2025 10:51:12	70	1,550.00	XLON	00357835644TRLO1
22 October 2025 10:51:57	70	1,550.00	XLON	00357835679TRLO1
22 October 2025 10:52:47	70	1,550.00	XLON	00357835729TRLO1
22 October 2025 10:55:01	70	1,550.00	XLON	00357835810TRLO1
22 October 2025 10:57:33	70	1,550.00	XLON	00357835927TRLO1
22 October 2025 10:59:55	70	1,550.00	XLON	00357836057TRLO1
22 October 2025 11:01:07	71	1,550.00	XLON	00357836162TRLO1
22 October 2025 11:01:29	208	1,554.00	XLON	00357836198TRLO1
22 October 2025 11:01:29	208	1,552.00	XLON	00357836205TRLO1
22 October 2025 11:08:22	26	1,556.00	XLON	00357836516TRLO1
22 October 2025 11:08:22	48	1,556.00	XLON	00357836517TRLO1
22 October 2025 11:12:32	6	1,556.00	XLON	00357836678TRLO1
22 October 2025 11:12:32	64	1,556.00	XLON	00357836679TRLO1
22 October 2025 11:12:32	4	1,556.00	XLON	00357836680TRLO1
22 October 2025 11:17:11	20	1,556.00	XLON	00357836890TRLO1
22 October 2025 11:17:11	11	1,556.00	XLON	00357836891TRLO1
22 October 2025 11:17:11	43	1,556.00	XLON	00357836892TRLO1
22 October 2025 11:34:23	17	1,560.00	XLON	00357837798TRLO1
22 October 2025 11:34:23	56	1,560.00	XLON	00357837799TRLO1
22 October 2025 11:34:35	31	1,560.00	XLON	00357837804TRLO1
22 October 2025 11:35:17	141	1,556.00	XLON	00357837834TRLO1
22 October 2025 11:55:02	144	1,554.00	XLON	00357838730TRLO1
22 October 2025 12:06:11	9	1,558.00	XLON	00357839217TRLO1
22 October 2025 12:36:34	151	1,560.00	XLON	00357840896TRLO1
22 October 2025 12:36:34	6	1,562.00	XLON	00357840897TRLO1
22 October 2025 12:47:21	149	1,560.00	XLON	00357841350TRLO1
22 October 2025 12:47:21	74	1,560.00	XLON	00357841351TRLO1
22 October 2025 12:47:21	74	1,560.00	XLON	00357841352TRLO1
22 October 2025 12:49:09	10	1,560.00	XLON	00357841444TRLO1
22 October 2025 12:49:09	23	1,560.00	XLON	00357841445TRLO1
22 October 2025 12:50:22	219	1,556.00	XLON	00357841493TRLO1
22 October 2025 12:51:50	23	1,556.00	XLON	00357841583TRLO1
22 October 2025 12:51:50	100	1,556.00	XLON	00357841584TRLO1
22 October 2025 12:51:50	38	1,556.00	XLON	00357841585TRLO1
22 October 2025 12:51:56	70	1,556.00	XLON	00357841594TRLO1
22 October 2025 12:57:00	2	1,556.00	XLON	00357841784TRLO1
22 October 2025 13:47:59	11	1,560.00	XLON	00357844631TRLO1
22 October 2025 13:47:59	29	1,560.00	XLON	00357844632TRLO1
22 October 2025 13:55:00	222	1,558.00	XLON	00357844929TRLO1
22 October 2025 13:56:10	147	1,556.00	XLON	00357844956TRLO1
22 October 2025 13:56:10	71	1,556.00	XLON	00357844957TRLO1
22 October 2025 14:02:23	213	1,556.00	XLON	00357845197TRLO1
22 October 2025 14:22:58	187	1,562.00	XLON	00357846087TRLO1
22 October 2025 14:22:58	21	1,564.00	XLON	00357846088TRLO1
22 October 2025 14:22:58	202	1,564.00	XLON	00357846089TRLO1
22 October 2025 14:22:58	193	1,564.00	XLON	00357846090TRLO1
22 October 2025 14:24:27	142	1,560.00	XLON	00357846229TRLO1
22 October 2025 14:37:35	218	1,568.00	XLON	00357847510TRLO1
22 October 2025 14:37:35	218	1,570.00	XLON	00357847511TRLO1
22 October 2025 14:37:35	172	1,572.00	XLON	00357847512TRLO1
22 October 2025 14:37:35	59	1,572.00	XLON	00357847513TRLO1
22 October 2025 14:37:35	84	1,572.00	XLON	00357847514TRLO1
22 October 2025 14:37:35	218	1,570.00	XLON	00357847515TRLO1
22 October 2025 14:44:36	221	1,570.00	XLON	00357848326TRLO1
22 October 2025 14:44:36	221	1,568.00	XLON	00357848329TRLO1
22 October 2025 14:44:37	84	1,570.00	XLON	00357848330TRLO1
22 October 2025 14:44:37	104	1,570.00	XLON	00357848331TRLO1
22 October 2025 14:44:37	55	1,570.00	XLON	00357848332TRLO1
22 October 2025 14:44:37	45	1,570.00	XLON	00357848333TRLO1
22 October 2025 14:44:37	11	1,570.00	XLON	00357848334TRLO1
22 October 2025 14:44:37	140	1,568.00	XLON	00357848335TRLO1
22 October 2025 14:44:40	68	1,568.00	XLON	00357848338TRLO1
22 October 2025 14:44:40	140	1,568.00	XLON	00357848339TRLO1
22 October 2025 14:47:11	182	1,568.00	XLON	00357848614TRLO1
22 October 2025 14:47:11	33	1,568.00	XLON	00357848615TRLO1
22 October 2025 14:54:38	4	1,570.00	XLON	00357849448TRLO1
22 October 2025 15:12:04	220	1,572.00	XLON	00357851343TRLO1
22 October 2025 15:12:04	74	1,572.00	XLON	00357851344TRLO1
22 October 2025 15:14:01	283	1,570.00	XLON	00357851604TRLO1
22 October 2025 15:18:30	116	1,570.00	XLON	00357851963TRLO1
22 October 2025 15:18:30	37	1,570.00	XLON	00357851964TRLO1
22 October 2025 15:21:06	291	1,568.00	XLON	00357852170TRLO1
22 October 2025 15:23:51	293	1,566.00	XLON	00357852356TRLO1
22 October 2025 15:23:51	422	1,566.00	XLON	00357852365TRLO1
22 October 2025 15:23:51	1,313	1,566.00	XLON	00357852366TRLO1
22 October 2025 15:24:10	152	1,566.00	XLON	00357852394TRLO1
22 October 2025 15:24:16	64	1,566.00	XLON	00357852400TRLO1
22 October 2025 15:24:16	10	1,566.00	XLON	00357852401TRLO1
22 October 2025 15:24:16	2	1,566.00	XLON	00357852402TRLO1
22 October 2025 15:24:22	14	1,566.00	XLON	00357852412TRLO1
22 October 2025 15:24:22	21	1,566.00	XLON	00357852413TRLO1
22 October 2025 15:24:22	45	1,566.00	XLON	00357852414TRLO1
22 October 2025 15:24:28	54	1,566.00	XLON	00357852415TRLO1
22 October 2025 15:24:28	26	1,566.00	XLON	00357852416TRLO1
22 October 2025 15:24:33	79	1,566.00	XLON	00357852423TRLO1
22 October 2025 15:24:39	78	1,566.00	XLON	00357852427TRLO1
22 October 2025 15:24:46	38	1,566.00	XLON	00357852441TRLO1
22 October 2025 15:26:25	138	1,564.00	XLON	00357852628TRLO1
22 October 2025 15:26:25	7	1,564.00	XLON	00357852629TRLO1
22 October 2025 15:27:11	145	1,564.00	XLON	00357852697TRLO1
22 October 2025 15:28:50	27	1,564.00	XLON	00357852917TRLO1
22 October 2025 15:29:05	15	1,564.00	XLON	00357852979TRLO1
22 October 2025 15:29:05	8	1,564.00	XLON	00357852980TRLO1
22 October 2025 15:29:05	48	1,564.00	XLON	00357852981TRLO1
22 October 2025 15:33:06	26	1,564.00	XLON	00357853253TRLO1
22 October 2025 15:33:06	45	1,564.00	XLON	00357853254TRLO1
22 October 2025 15:45:12	44	1,564.00	XLON	00357854071TRLO1
22 October 2025 15:45:12	44	1,564.00	XLON	00357854072TRLO1
22 October 2025 15:45:12	45	1,564.00	XLON	00357854073TRLO1
22 October 2025 15:45:12	45	1,564.00	XLON	00357854074TRLO1
22 October 2025 15:45:12	45	1,564.00	XLON	00357854075TRLO1
22 October 2025 15:45:12	45	1,564.00	XLON	00357854076TRLO1
22 October 2025 15:45:12	45	1,564.00	XLON	00357854077TRLO1
22 October 2025 15:45:12	45	1,564.00	XLON	00357854078TRLO1
22 October 2025 15:45:12	45	1,564.00	XLON	00357854079TRLO1
22 October 2025 15:45:12	45	1,564.00	XLON	00357854080TRLO1
22 October 2025 15:45:12	45	1,564.00	XLON	00357854081TRLO1
22 October 2025 15:45:12	45	1,564.00	XLON	00357854082TRLO1
22 October 2025 15:45:12	45	1,564.00	XLON	00357854083TRLO1
22 October 2025 15:45:12	45	1,564.00	XLON	00357854084TRLO1
22 October 2025 15:45:20	73	1,564.00	XLON	00357854102TRLO1
22 October 2025 15:45:21	142	1,562.00	XLON	00357854103TRLO1
22 October 2025 15:45:21	54	1,562.00	XLON	00357854104TRLO1
22 October 2025 15:45:21	17	1,562.00	XLON	00357854105TRLO1
22 October 2025 15:45:21	70	1,562.00	XLON	00357854106TRLO1
22 October 2025 15:46:44	82	1,562.00	XLON	00357854282TRLO1
22 October 2025 15:49:02	69	1,562.00	XLON	00357854564TRLO1
22 October 2025 15:49:02	3	1,562.00	XLON	00357854565TRLO1
22 October 2025 15:51:09	26	1,562.00	XLON	00357854811TRLO1
22 October 2025 15:51:09	10	1,562.00	XLON	00357854812TRLO1
22 October 2025 15:51:09	36	1,562.00	XLON	00357854813TRLO1
22 October 2025 15:51:56	22	1,562.00	XLON	00357854895TRLO1
22 October 2025 15:51:56	10	1,562.00	XLON	00357854896TRLO1
22 October 2025 15:51:56	15	1,562.00	XLON	00357854897TRLO1
22 October 2025 15:52:26	72	1,562.00	XLON	00357854925TRLO1
22 October 2025 15:53:12	72	1,562.00	XLON	00357854974TRLO1
22 October 2025 15:53:25	143	1,560.00	XLON	00357854997TRLO1
22 October 2025 16:09:17	302	1,560.00	XLON	00357856233TRLO1
22 October 2025 16:16:26	284	1,560.00	XLON	00357856901TRLO1
22 October 2025 16:16:26	71	1,560.00	XLON	00357856902TRLO1
22 October 2025 16:17:24	245	1,558.00	XLON	00357856990TRLO1
22 October 2025 16:17:24	45	1,558.00	XLON	00357856991TRLO1

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.

This information is provided by RNS, the news service of the London Stock Exchange. RNS is approved by the Financial Conduct Authority to act as a Primary Information Provider in the United Kingdom. Terms and conditions relating to the use and distribution of this information may apply. For further information, please contact [email protected] or visit www.rns.com.

RNS may use your IP address to confirm compliance with the terms and conditions, to analyse how you engage with the information contained in this communication, and to share such analysis on an anonymised basis with others as part of our commercial services. For further information about how RNS and the London Stock Exchange use the personal data you provide us, please see our Privacy Policy.

END

POSUUOVRVBURUAA