Business
Transaction in Own Shares
Centrica plc has announced the purchase of 84,365 ordinary shares on January 12, 2026, at an average price of 180.8081 pence per share, as part of its ongoing buyback program. This transaction brings the total cost of shares repurchased since September 22, 2025, to £249,999,999.65, with 147,027,443 shares acquired. Following this purchase, Centrica now holds 460,124,571 shares in treasury, with 4,604,778,393 ordinary shares in issue. The company has also completed its £500 million share buyback extension, contributing to a total of approximately £2.0 billion repurchased since November 2022. Disclaimer*

About this update from Centrica Plc
Transactions in own shares Centrica plc 13 January 2026 Centrica plc announces that it purchased on 12 January 2026 (through J.P. Morgan Securities plc JPM) 84,365 Centrica plc ordinary shares of 6 14 / 81 pence each at a price of 180.8081 pence per share. The purchased shares will be held as treasury shares. Such purchase was effected pursuant to the second tranche of the Company's buyback programme announced on 22 September 2025 and in accordance with the non-discretionary share repurchase agreement entered into with JPM as also announced on 22 September 2025. Since 22 September 2025, Centrica has purchased 147,027,443 ordinary shares at a cost (excluding dealing and associated costs) of £249,999,999.65. Following the above purchase, Centrica plc holds 460,124,571 ordinary shares in treasury, and has 4,604,778,393 ordinary shares in issue (excluding treasury shares). In accordance with Article 5(1)(b) of Regulation (EU) No 596/2014 (the Market Abuse Regulation) (as in force in the UK and as amended by the Market Abuse (Amendment) (EU Exit) Regulations 2019), detailed information about the individual purchases made by JPM is set out below. The Company has now completed the £500 million share buyback extension announced on 20 February 2025 (the "Extension"). This Extension forms part of the wider programme launched in November 2022, under which the Company has repurchased approximately £2.0 billion of its ordinary shares, representing around 25% of its issued share capital at that time. All shares purchased under the programme have been cancelled and/or held in treasury in accordance with the Company's capital allocation framework Transaction details: Centrica plc ordinary shares of 6 14 / 81 pence each Issuer Name: Centrica plc ISIN: GB00B033F229 Intermediary name: J.P. Morgan Securities plc Intermediary Code: JPMSGB2L Currency: GBP Aggregated Information Date of purchase: 12 January 2026 Number of ordinary shares purchased: 84,365 Highest price paid: 182.0500p Lowest price paid: 179.4000p Volume weighted average price paid per share: 180.8081p Disaggregated information The table attached contains detailed information of the individual trades made by J.P. Morgan Securities plc, as part of the buyback programme. Time Volume Price (GBp) Trading Venue Transaction Reference Number 08:01:06 2,031 180.6000 XLON 07003070000005283-E0PtazCRw9vV 08:01:06 1,451 180.5000 XLON 07003070000005206-E0PtazCRw9w7 08:01:06 1,596 180.3500 XLON 05003050000005165-E0PtazCRw9wl 08:10:10 1,948 180.6500 XLON 05003050000007341-E0PtazCRwQei 08:13:30 1,552 181.0500 XLON 07003070000007814-E0PtazCRwVoC 08:13:30 1,701 181.0000 XLON 07003070000007809-E0PtazCRwVoW 08:13:30 2,018 180.9500 XLON 07003070000007730-E0PtazCRwVpC 08:15:13 1,535 181.2500 XLON 05003050000008120-E0PtazCRwYbN 08:16:22 2,156 181.4000 XLON 07003070000009069-E0PtazCRwab1 08:19:15 1,850 181.8500 XLON 07003070000010048-E0PtazCRweAq 08:19:15 2,005 181.8000 XLON 05003050000009867-E0PtazCRweBs 08:20:38 1,696 182.0000 XLON 07003070000010988-E0PtazCRwgTQ 08:22:00 1,576 182.0500 XLON 07003070000012129-E0PtazCRwiA3 08:22:00 1,406 182.0000 XLON 05003050000011793-E0PtazCRwiAY 08:22:11 642 182.0000 XLON 05003050000011793-E0PtazCRwiRx 08:22:11 2,363 181.9500 XLON 07003070000011777-E0PtazCRwiSJ 08:23:09 1,907 182.0000 XLON 05003050000012779-E0PtazCRwjkr 08:23:44 2,384 181.8500 XLON 07003070000012836-E0PtazCRwkke 08:23:59 1,651 181.7000 XLON 07003070000012504-E0PtazCRwl7i 08:25:14 504 181.5500 XLON 05003050000013609-E0PtazCRwmKw 08:25:14 1,673 181.5500 XLON 05003050000013609-E0PtazCRwmKy 08:25:14 2,177 181.5000 XLON 07003070000013684-E0PtazCRwmMv 08:28:04 1,807 181.3500 XLON 05003050000015271-E0PtazCRwpDv 08:28:52 1,596 181.2500 XLON 07003070000015196-E0PtazCRwq23 08:30:20 1,741 181.0000 XLON 07003070000016386-E0PtazCRwrj3 08:30:22 1,520 180.9000 XLON 07003070000016045-E0PtazCRwroe 08:33:20 150 180.5000 XLON 07003070000017605-E0PtazCRwwKW 08:33:41 2,027 180.5000 XLON 07003070000017605-E0PtazCRwwoq 08:35:03 2,156 180.4500 XLON 07003070000019614-E0PtazCRwy7I 08:36:53 1,452 180.7000 XLON 07003070000020609-E0PtazCRx0C0 08:36:53 1,452 180.6500 XLON 05003050000020512-E0PtazCRx0Cy 08:38:45 1,741 180.5500 XLON 05003050000021308-E0PtazCRx2AV 08:40:08 1,451 180.4500 XLON 05003050000022145-E0PtazCRx3lN 08:45:05 1,452 180.6000 XLON 05003050000024922-E0PtazCRx8wc 08:45:11 2,173 180.5500 XLON 05003050000024811-E0PtazCRx924 08:45:11 4 180.5500 XLON 05003050000024811-E0PtazCRx926 08:48:09 2,031 180.5000 XLON 05003050000026119-E0PtazCRxC8r 08:48:35 318 180.4500 XLON 05003050000026089-E0PtazCRxCnF 08:48:35 1,133 180.4500 XLON 05003050000026089-E0PtazCRxCnL 08:49:42 52 180.3500 XLON 05003050000027152-E0PtazCRxEO9 08:49:42 158 180.3500 XLON 05003050000027152-E0PtazCRxEOB 08:49:42 45 180.3500 XLON 05003050000027152-E0PtazCRxEOD 08:49:42 1,004 180.3500 XLON 05003050000027152-E0PtazCRxEOF 08:51:19 1,886 180.2000 XLON 07003070000027169-E0PtazCRxGMB 08:51:32 1,596 180.2000 XLON 05003050000027910-E0PtazCRxGeA 08:54:16 2,177 180.1000 XLON 07003070000028784-E0PtazCRxJOW 08:56:26 754 180.0000 XLON 07003070000029544-E0PtazCRxL0v 08:56:26 697 180.0000 XLON 07003070000029544-E0PtazCRxL10 08:56:50 2,031 179.8500 XLON 07003070000030355-E0PtazCRxLJ8 09:01:43 22 179.7000 XLON 07003070000031102-E0PtazCRxQwQ 09:02:45 1,572 179.7500 XLON 07003070000034429-E0PtazCRxRsf 09:03:21 1,120 179.7000 XLON 07003070000031102-E0PtazCRxSIg 09:03:21 1,035 179.7000 XLON 07003070000031102-E0PtazCRxSIi 09:05:06 937 179.6000 XLON 05003050000035622-E0PtazCRxUFM 09:11:14 1,806 179.8000 XLON 07003070000038802-E0PtazCRxZTr 09:11:43 1,999 179.7500 XLON 07003070000038914-E0PtazCRxZjm 09:11:43 1,932 179.7000 XLON 05003050000037625-E0PtazCRxZkK 09:14:31 1,067 179.4000 XLON 05003050000039684-E0PtazCRxbim 09:14:31 449 179.4000 XLON 05003050000039684-E0PtazCRxbip END Enquiries: Investors and Analysts E: [email protected] Centrica plc is listed on the London Stock Exchange (CNA) Registered Office: Millstream, Maidenhead Road, Windsor, Berkshire SL4 5GD Registered in England & Wales number: 3033654 Legal Entity Identifier number: E26EDV109X6EEPBKVH76 ISIN number: GB00B033F229