Elementis PLC

Transaction in Own Shares • Nov 19, 2025

National Storage Mechanism | Additional information

RNS Number : 2576I

Elementis PLC

19 November 2025

19 November 2025

Elementis plc

("Elementis" or the "Company")

Transaction in Own Shares

Elementis announces that, in accordance with the terms of its share buyback programme announced on 28 May 2025 (the "Share Buyback Programme"), the Company purchased the following number of its own ordinary shares of 5p each through Numis Securities Limited ("Deutsche Numis") for cancellation at an average price of 155.6041 pence per share:

Date of purchase:	19 November 2025
Aggregate number of ordinary shares purchased:	140,000
Lowest price paid per share (GBp):	154.60
Highest price paid per share (GBp):	156.40
Volume weighted average price paid per share (GBp):	155.6041

Following settlement of the above purchases and cancellation of the purchased ordinary shares, the Company's total number of ordinary shares in issue shall be 571,526,515. The Company holds 133,329 ordinary shares in treasury and therefore the total number of voting rights in the Company will be 571,526,515. This figure for the total number of voting rights may be used by shareholders as the denominator for the calculations by which they will determine if they are required to notify their interest in, or a change to their interest in, the Company under the FCA's Disclosure Guidance and Transparency Rules.

Aggregate information:

Venue	Weighted average price paid per share (GBp)	Aggregate number of shares purchased
London Stock Exchange	155.5925	100,000
Chi-X Europe	155.7158	10,000
BATS Trading Europe	155.6053	30,000

Transaction Details:

In accordance with Article 5(1)(b) of the Market Abuse Regulation (EU) No. 596/2014 as it forms part of UK law, the table below contains detailed information of the individual trades made by Deutsche Numis on behalf of the Company as part of the Share Buyback Programme:

Number of shares purchased	Transaction price (pence per share)	Time of transaction (UK time)	Transaction reference number	Trading venue
517	155.00	08:07:24	00078027883TRLO0	XLON
2894	154.60	08:12:59	00078028030TRLO0	XLON
462	155.20	08:56:56	00078029431TRLO0	XLON
2451	155.20	08:56:56	00078029430TRLO0	XLON
1896	155.20	09:00:12	00078029675TRLO0	XLON
1	155.20	09:14:48	00078030227TRLO0	XLON
1344	155.60	09:26:05	00078030625TRLO0	BATE
955	155.60	09:26:05	00078030624TRLO0	BATE
2606	155.60	09:26:05	00078030626TRLO0	XLON
704	155.40	09:38:37	00078030969TRLO0	XLON
2106	155.40	09:38:37	00078030968TRLO0	XLON
2257	155.40	09:38:37	00078030967TRLO0	BATE
312	155.40	09:38:37	00078030966TRLO0	BATE
2664	155.40	10:47:55	00078033124TRLO0	XLON
2638	155.40	10:47:55	00078033122TRLO0	XLON
2007	155.40	10:47:55	00078033123TRLO0	CHIX
2658	155.40	10:47:55	00078033121TRLO0	BATE
2008	155.20	10:47:55	00078033154TRLO0	XLON
569	155.20	10:47:55	00078033153TRLO0	XLON
2706	155.20	10:47:55	00078033155TRLO0	XLON
2510	155.60	11:19:44	00078034538TRLO0	XLON
2820	155.80	11:39:02	00078035015TRLO0	XLON
2796	155.60	11:39:50	00078035042TRLO0	XLON
1	155.60	11:39:50	00078035041TRLO0	XLON
2605	155.80	11:55:22	00078035475TRLO0	XLON
3041	155.60	12:10:34	00078035917TRLO0	XLON
2174	155.60	12:10:34	00078035916TRLO0	BATE
999	155.40	12:26:17	00078036341TRLO0	XLON
2098	155.40	12:26:17	00078036340TRLO0	CHIX
1745	155.40	12:26:17	00078036339TRLO0	XLON
2351	155.40	12:26:17	00078036338TRLO0	BATE
2694	155.40	13:00:03	00078037670TRLO0	XLON
179	155.60	13:26:41	00078038944TRLO0	XLON
1490	155.40	13:26:41	00078038948TRLO0	BATE
1090	155.40	13:26:41	00078038947TRLO0	BATE
533	155.40	13:26:41	00078038946TRLO0	XLON
2240	155.40	13:26:41	00078038945TRLO0	XLON
2950	155.60	13:45:08	00078039685TRLO0	XLON
2738	155.60	13:58:36	00078040404TRLO0	XLON
2491	155.60	13:58:36	00078040402TRLO0	XLON
2576	155.60	13:58:36	00078040405TRLO0	BATE
2296	155.60	13:58:36	00078040403TRLO0	CHIX
2809	155.40	14:04:00	00078040597TRLO0	XLON
2543	155.20	14:07:21	00078040720TRLO0	BATE
893	155.20	14:07:21	00078040725TRLO0	XLON
1707	155.20	14:07:21	00078040724TRLO0	XLON
1908	155.80	14:36:25	00078042168TRLO0	XLON
641	155.80	14:36:25	00078042167TRLO0	XLON
2499	155.80	14:36:25	00078042166TRLO0	XLON
2459	155.60	14:40:00	00078042322TRLO0	BATE
3705	155.60	14:40:00	00078042321TRLO0	XLON
2884	155.40	14:40:50	00078042367TRLO0	XLON
3017	155.60	14:46:48	00078042635TRLO0	XLON
288	156.00	15:02:40	00078043908TRLO0	XLON
345	156.00	15:02:40	00078043907TRLO0	XLON
806	156.00	15:02:40	00078043906TRLO0	XLON
1551	156.00	15:02:40	00078043905TRLO0	XLON
2980	156.40	15:20:10	00078045118TRLO0	XLON
2099	156.40	15:20:10	00078045117TRLO0	CHIX
2503	156.20	15:20:39	00078045143TRLO0	XLON
2649	156.20	15:29:52	00078045673TRLO0	BATE
2520	156.20	15:29:52	00078045674TRLO0	XLON
2469	156.20	15:40:28	00078046225TRLO0	XLON
2185	156.20	15:40:28	00078046224TRLO0	BATE
2472	155.80	15:51:35	00078046786TRLO0	XLON
1500	155.80	15:51:35	00078046785TRLO0	CHIX
2679	155.60	15:56:02	00078047051TRLO0	XLON
1417	155.60	15:56:02	00078047050TRLO0	BATE
3003	155.80	16:05:56	00078047475TRLO0	XLON
43	155.60	16:07:21	00078047561TRLO0	XLON
1900	155.80	16:11:54	00078047860TRLO0	XLON
700	155.80	16:11:54	00078047859TRLO0	XLON
750	155.80	16:11:54	00078047858TRLO0	XLON
135	155.80	16:15:36	00078048045TRLO0	BATE
1405	155.80	16:15:36	00078048046TRLO0	BATE
364	155.60	16:18:33	00078048236TRLO0	XLON

For further details:

Elementis plc

Hannah Constantine, Group General Counsel & Company Secretary         Tel: +44 20 8148 5966

Zeeshan Maqbool, Head of Investor Relations                                        Tel: +44 7553 340 380

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