Transaction in Own Shares

About this update from Chemring Group Plc

15 th December 2025                                           Chemring Group PLC ("Chemring" or the "Company") Transaction in Own Shares   Chemring Group PLC ("Chemring" or the " Company ") announces it has purchased the following number of its ordinary shares of 1 pence each through Investec Bank plc. Ordinary Shares Date of purchase: 12 th December 2025 Number of ordinary shares purchased: 29,934 Lowest price per share (pence): 463.00 Highest price per share (pence): 478.00 Weighted average price per day (pence): 471.5565   The Company intends to cancel the purchased shares.     The table below contains detailed information about the purchases made as part of the buyback programme which was announced by the Company on 26 February 2025 (the "Programme").     Aggregate information: Venue Volume-weighted average price (p) Aggregated volume Lowest price per share (p) Highest price per share (p) XLON 471.5565 29,934 463.00 478.00   Schedule of Purchases - 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 as part of the Programme is detailed below:   Date and time of each trade Number of shares purchased Price (pence per share) Trading Venue Transaction Reference Number 12 December 2025 08:04:55                            498                        464.00 XLON 00365733467TRLO1 12 December 2025 08:07:57                            543                        463.50 XLON 00365735714TRLO1 12 December 2025 08:11:08                            526                        464.00 XLON 00365737318TRLO1 12 December 2025 08:11:10                            249                        463.50 XLON 00365737340TRLO1 12 December 2025 08:13:37                            257                        463.50 XLON 00365738894TRLO1 12 December 2025 08:14:57                            269                        463.50 XLON 00365739731TRLO1 12 December 2025 08:24:01                            518                        464.00 XLON 00365745242TRLO1 12 December 2025 08:24:07                            267                        463.50 XLON 00365745285TRLO1 12 December 2025 08:24:07                            242                        463.50 XLON 00365745286TRLO1 12 December 2025 08:24:07                              24                        463.50 XLON 00365745287TRLO1 12 December 2025 08:27:29                            255                        463.00 XLON 00365747394TRLO1 12 December 2025 08:27:29                            254                        463.00 XLON 00365747395TRLO1 12 December 2025 08:45:18                            990                        467.00 XLON 00365757307TRLO1 12 December 2025 08:45:51                            998                        467.00 XLON 00365757637TRLO1 12 December 2025 09:00:47                            248                        467.00 XLON 00365766248TRLO1 12 December 2025 09:10:32                            253                        466.00 XLON 00365773079TRLO1 12 December 2025 09:10:32                            252                        466.00 XLON 00365773080TRLO1 12 December 2025 09:32:24                            251                        466.50 XLON 00365786610TRLO1 12 December 2025 09:32:24                            252                        466.50 XLON 00365786611TRLO1 12 December 2025 09:32:24                            251                        466.50 XLON 00365786612TRLO1 12 December 2025 09:43:17                            524                        465.00 XLON 00365795634TRLO1 12 December 2025 09:43:17                            261                        465.00 XLON 00365795635TRLO1 12 December 2025 10:05:39                            803                        466.50 XLON 00365807346TRLO1 12 December 2025 10:17:45                            256                        466.00 XLON 00365807767TRLO1 12 December 2025 10:17:45                            256                        466.00 XLON 00365807768TRLO1 12 December 2025 10:29:54                            261                        465.50 XLON 00365808409TRLO1 12 December 2025 10:29:54                            261                        465.50 XLON 00365808410TRLO1 12 December 2025 10:43:25                            501                        466.00 XLON 00365808881TRLO1 12 December 2025 11:04:17                            269                        466.50 XLON 00365809630TRLO1 12 December 2025 11:23:20                            213                        467.00 XLON 00365810458TRLO1 12 December 2025 11:35:57                            312                        467.50 XLON 00365810901TRLO1 12 December 2025 11:35:57                            157                        467.50 XLON 00365810902TRLO1 12 December 2025 11:39:43                            795                        467.00 XLON 00365811009TRLO1 12 December 2025 11:39:43                            264                        467.00 XLON 00365811010TRLO1 12 December 2025 11:51:49                            332                        470.50 XLON 00365811306TRLO1 12 December 2025 11:53:00                            500                        471.00 XLON 00365811327TRLO1 12 December 2025 11:59:09                            270                        472.00 XLON 00365811477TRLO1 12 December 2025 12:04:26                            227                        473.50 XLON 00365811750TRLO1 12 December 2025 12:04:26                            557                        473.50 XLON 00365811751TRLO1 12 December 2025 12:05:00                            252                        473.00 XLON 00365811761TRLO1 12 December 2025 12:13:16                            270                        472.50 XLON 00365811994TRLO1 12 December 2025 12:51:49                            212                        475.50 XLON 00365812960TRLO1 12 December 2025 12:59:45                            202                        478.00 XLON 00365813136TRLO1 12 December 2025 13:00:04                         1,003                        477.50 XLON 00365813148TRLO1 12 December 2025 13:00:45                            537                        478.00 XLON 00365813160TRLO1 12 December 2025 13:00:45                            268                        478.00 XLON 00365813161TRLO1 12 December 2025 13:00:49                            267                        478.00 XLON 00365813163TRLO1 12 December 2025 13:05:10                            269                        476.50 XLON 00365813270TRLO1 12 December 2025 13:24:53                            255                        477.00 XLON 00365813713TRLO1 12 December 2025 13:24:53                            254                        477.00 XLON 00365813714TRLO1 12 December 2025 13:35:20                            249                        476.50 XLON 00365814151TRLO1 12 December 2025 13:35:20                            248                        476.50 XLON 00365814152TRLO1 12 December 2025 13:42:49                            253                        475.50 XLON 00365814374TRLO1 12 December 2025 13:45:05                            258                        476.00 XLON 00365814472TRLO1 12 December 2025 13:45:05                            257                        476.00 XLON 00365814473TRLO1 12 December 2025 13:45:05                            257                        476.00 XLON 00365814474TRLO1 12 December 2025 13:50:41                            156                        475.00 XLON 00365814756TRLO1 12 December 2025 14:05:34                            252                        476.00 XLON 00365815389TRLO1 12 December 2025 14:09:54                            257                        475.50 XLON 00365815561TRLO1 12 December 2025 14:21:57                            273                        476.00 XLON 00365816039TRLO1 12 December 2025 14:21:57                            272                        476.00 XLON 00365816040TRLO1 12 December 2025 14:36:41                            525                        478.00 XLON 00365817562TRLO1 12 December 2025 14:36:41                            262                        478.00 XLON 00365817563TRLO1 12 December 2025 14:37:47                            254                        478.00 XLON 00365817645TRLO1 12 December 2025 14:38:07                            270                        477.50 XLON 00365817667TRLO1 12 December 2025 14:39:15                            259                        477.00 XLON 00365817744TRLO1 12 December 2025 14:59:08                            589                        476.00 XLON 00365818975TRLO1 12 December 2025 14:59:08                            486                        476.00 XLON 00365818976TRLO1 12 December 2025 15:05:07                            261                        476.00 XLON 00365819463TRLO1 12 December 2025 15:05:07                            260                        476.00 XLON 00365819464TRLO1 12 December 2025 15:16:45                            545                        476.00 XLON 00365820279TRLO1 12 December 2025 15:24:46                            529                        477.00 XLON 00365820763TRLO1 12 December 2025 15:32:01                            543                        476.50 XLON 00365821264TRLO1 12 December 2025 15:36:00                            251                        476.00 XLON 00365821547TRLO1 12 December 2025 15:36:00                            250                        476.00 XLON 00365821548TRLO1 12 December 2025 15:38:45                            263                        476.00 XLON 00365821772TRLO1 12 December 2025 15:48:50                            266                        476.50 XLON 00365822434TRLO1 12 December 2025 15:48:50                            266                        476.50 XLON 00365822435TRLO1 12 December 2025 15:55:51                            258                        476.00 XLON 00365822950TRLO1 12 December 2025 15:58:19                            264                        475.50 XLON 00365823264TRLO1 12 December 2025 15:59:09                            270                        475.00 XLON 00365823383TRLO1 12 December 2025 16:04:45                            809                        475.50 XLON 00365824086TRLO1 12 December 2025 16:04:45                            270                        475.50 XLON 00365824087TRLO1 12 December 2025 16:08:24                            267                        475.00 XLON 00365824595TRLO1 12 December 2025 16:10:36                            254                        475.00 XLON 00365824782TRLO1 12 December 2025 16:18:06                            259                        475.50 XLON 00365825789TRLO1 12 December 2025 16:18:06                            267                        475.50 XLON 00365825790TRLO1   For further information: Rupert Pittman Group Director of Corporate Affairs, Chemring Group PLC +44 (0) 1794 463401 James McFarlane MHP Communications +44 (0) 20 3128 8100 Ollie Hoare  

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