| 1 | Details of the person discharging managerial responsibilities / person closely associated |
| a) | Name | Henry Udow |
| 2 | Reason for the notification |
| a) | Position/status | PDMR |
| b) | Initial notification /Amendment | Initial Notification |
| 3 | Details of the issuer, emission allowance market participant, auction platform, auctioneer or auction monitor |
| a) | Name | RELX PLC |
| b) | LEI | 549300WSX3VBUFFJOO66 |
| 4 | Details of the transaction(s): section to be repeated for (i) each type of instrument; (ii) each type of transaction; (iii) each date; and (iv) each place where transactions have been conducted |
| a) | Description of the financial instrument, type of instrument | Ordinary Shares of 14 51/116p each ('Ordinary Shares') |
| |
| Identification code | ISIN:GB00B2B0DG97 |
| |
| b) | Nature of the transaction | Exercise of an option over Ordinary Shares under the RELX Group plc Executive Share Option Scheme 2013. The option price payable was €15.285 per share. |
| c) | Price(s) and volume(s) | | | | |
| | Price(s) | Volume(s) | |
| | €15.285 | 11,640 | |
| | | | |
| d) | Aggregated information | |
| |
| - Aggregated volume | 11,640 |
| |
| - Price | €15.285 |
| |
| e) | Date of the transaction | 2025-11-21 |
| f) | Place of the transaction | Outside of a trading venue |
| 4 | Details of the transaction(s): section to be repeated for (i) each type of instrument; (ii) each type of transaction; (iii) each date; and (iv) each place where transactions have been conducted |
| a) | Description of the financial instrument, type of instrument | Ordinary Shares of 14 51/116p each ('Ordinary Shares') |
| |
| Identification code | ISIN:GB00B2B0DG97 |
| |
| b) | Nature of the transaction | Sale of Ordinary Shares acquired on exercise of option, including shares sold to fund exercise price and to meet personal tax and social security obligations. |
| c) | Price(s) and volume(s) | | | | |
| | Price(s) | Volume(s) | |
| | €35.173044 | 11,640 | |
| | | | |
| d) | Aggregated information | |
| |
| - Aggregated volume | 11,640 |
| |
| - Price | €35.173044 |
| |
| e) | Date of the transaction | 2025-11-21 |
| f) | Place of the transaction | Euronext Amsterdam Stock Exchange |
| 4 | Details of the transaction(s): section to be repeated for (i) each type of instrument; (ii) each type of transaction; (iii) each date; and (iv) each place where transactions have been conducted |
| a) | Description of the financial instrument, type of instrument | Ordinary Shares of 14 51/116p each ('Ordinary Shares') |
| |
| Identification code | ISIN:GB00B2B0DG97 |
| |
| b) | Nature of the transaction | Exercise of an option over Ordinary Shares under the RELX Group plc Executive Share Option Scheme 2013. The option price payable was £12.55 per share. |
| c) | Price(s) and volume(s) | | | | |
| | Price(s) | Volume(s) | |
| | £12.55 | 10,994 | |
| | | | |
| d) | Aggregated information | |
| |
| - Aggregated volume | 10,994 |
| |
| - Price | £12.55 |
| |
| e) | Date of the transaction | 2025-11-21 |
| f) | Place of the transaction | Outside of a trading venue |
| 4 | Details of the transaction(s): section to be repeated for (i) each type of instrument; (ii) each type of transaction; (iii) each date; and (iv) each place where transactions have been conducted |
| a) | Description of the financial instrument, type of instrument | Ordinary Shares of 14 51/116p each ('Ordinary Shares') |
| |
| Identification code | ISIN:GB00B2B0DG97 |
| |
| b) | Nature of the transaction | Sale of Ordinary Shares acquired on exercise of option, including shares sold to fund exercise price and to meet personal tax and social security obligations. |
| c) | Price(s) and volume(s) | | | | |
| | Price(s) | Volume(s) | |
| | £30.960051 | 10,994 | |
| | | | |
| d) | Aggregated information | |
| |
| - Aggregated volume | 10,994 |
| |
| - Price | £30.960051 |
| |
| e) | Date of the transaction | 2025-11-21 |
| f) | Place of the transaction | London Stock Exchange |