EXHIBIT A
JOINT FILING AGREEMENT
The undersigned hereby agree that a single Schedule 13D (or any amendment thereto) relating to the Ordinary Shares of Silence Therapeutics plc shall be filed on behalf of each of the undersigned and that this Agreement shall be filed as an exhibit to such Schedule 13D.
Date: June 25, 2025
| Ora Capital Limited | ||
| By: | /s/ Richard Ian Griffiths | |
| Name: Richard Ian Griffiths | ||
| Title: Director | ||
| Richard Ian Griffiths | ||
| /s/ Richard Ian Griffiths | ||
Exhibit 99.b
Schedule 1
Transactions in ADSs past 60 days to 7 July 2026
| Date | Nature of the Transaction |
Reporting Person | Amount of Securities Purchased/Sold |
Price |
| 06/29/26 | Sale | Richard Griffiths | 330,072 | $10.69 |
| 06/30/26 | Sale | Richard Griffiths | 169,928 | $10.76 |
| 07/01/26 | Sale | Richard Griffiths | 79,180 | $10.62 |
| 07/01/26 | Sale | Richard Griffiths | 50,000 | $10.62 |
| 07/02/26 | Sale | Richard Griffiths | 50,082 | $10.47 |
| 07/06/26 | Sale | Cream Capital Limited | 865,112 | $10.53 |