| Lombard Odier Asset Management (Europe) Ltd -- | Bought at price 0.07 per share. | Direct | 21,900 | Dec 5, 2022 |
| Lombard Odier Asset Management (Europe) Ltd -- | Bought at price 0.07 per share. | Direct | 14,800 | Dec 2, 2022 |
| Lombard Odier Asset Management (Europe) Ltd -- | Bought at price 0.07 per share. | Direct | 37,000 | Dec 1, 2022 |
| Lombard Odier Asset Management (Europe) Ltd -- | Bought at price 0.07 per share. | Direct | 36,000 | Nov 30, 2022 |
| Lombard Odier Asset Management (Europe) Ltd -- | Bought at price 0.08 per share. | Direct | 16,800 | Nov 28, 2022 |
| Lombard Odier Asset Management (Europe) Ltd -- | Bought at price 0.08 per share. | Direct | 50,753 | Nov 23, 2022 |
| Lombard Odier Asset Management (Europe) Ltd -- | Bought at price 0.08 per share. | Direct | 30,461 | Nov 18, 2022 |
| Lombard Odier Asset Management (Europe) Ltd -- | Bought at price 0.07 per share. | Direct | 74,550 | Nov 18, 2022 |
| Lombard Odier Asset Management (Europe) Ltd -- | Bought at price 0.08 per share. | Direct | 20,750 | Nov 16, 2022 |
| Lombard Odier Asset Management (Europe) Ltd -- | Bought at price 0.08 per share. | Direct | 57,400 | Nov 14, 2022 |
| Lombard Odier Asset Management (Europe) Ltd -- | Bought at price 0.07 per share. | Direct | 9,528,813 | Nov 11, 2022 |
| Lombard Odier Asset Management (Europe) Ltd -- | Sold at price 0.07 per share. | Direct | 14,711,813 | Nov 11, 2022 |
| Hill (Catherine Jane) -- | Bought at price 0.08 per share. | Direct | 32,000 | Oct 31, 2022 |
| Hill (Catherine Jane) -- | Bought at price 0.09 per share. | Direct | 37,600 | Feb 25, 2022 |
| HERMES Equity -- | -- | Direct | -- | Feb 11, 2022 |
| Lombard Odier Asset Management (Europe) Ltd -- | Bought at price 0.15 per share. | Direct | 51,100 | Dec 10, 2021 |
| Lombard Odier Asset Management (Europe) Ltd -- | Bought at price 0.14 per share. | Direct | 28,999 | Dec 9, 2021 |
| Lombard Odier Asset Management (Europe) Ltd -- | Bought at price 0.15 per share. | Direct | 202,940 | Dec 7, 2021 |
| Lombard Odier Asset Management (Europe) Ltd -- | -- | Direct | -- | Dec 1, 2021 |
| Griffiths (Richard Ian) -- | -- | Direct | -- | Dec 1, 2021 |
| Herald Investment Management Ltd -- | -- | Direct | -- | Dec 1, 2021 |
| HERMES Equity -- | -- | Direct | -- | Dec 1, 2021 |
| The Independent Investment Trust PLC -- | -- | Direct | -- | Dec 1, 2021 |
| V S International Venture Pte. Ltd -- | -- | Direct | -- | Dec 1, 2021 |
| HERMES Equity -- | -- | Direct | -- | Nov 30, 2021 |
| Lombard Odier Asset Management (Europe) Ltd -- | Bought at price 0.13 per share. | Direct | 66,500 | Nov 29, 2021 |
| Hill (Catherine Jane) -- | Bought at price 0.16 per share. | Direct | 38,067 | Nov 25, 2021 |
| Lombard Odier Asset Management (Europe) Ltd -- | Bought at price 0.15 per share. | Direct | 2,672,727 | Nov 24, 2021 |
| Griffiths (Richard Ian) -- | -- | Direct | -- | Aug 6, 2021 |
| Hill (Catherine Jane) -- | -- | Direct | -- | Jun 30, 2021 |
| McGlone (Paul) -- | -- | Direct | -- | Jun 30, 2021 |
| Vorster (Gerhard) -- | -- | Direct | -- | Jun 30, 2021 |
| Murray (John) -- | -- | Direct | -- | Jun 30, 2021 |
| Ng (Yong Kang) -- | -- | Direct | -- | Jun 30, 2021 |
| Hill (Catherine Jane) -- | Bought at price 0.12 per share. | Direct | 25,000 | Jun 29, 2021 |
| McGlone (Paul) -- | Bought at price 0.12 per share. | Direct | 31,250 | Jun 29, 2021 |
| Murray (John) -- | Bought at price 0.12 per share. | Direct | 31,250 | Jun 25, 2021 |
| Lombard Odier Asset Management (Europe) Ltd -- | Bought at price 0.12 per share. | Direct | 87,500 | Jun 24, 2021 |
| Lombard Odier Asset Management (Europe) Ltd -- | Bought at price 0.13 per share. | Direct | 126,000 | Jun 22, 2021 |
| Adams plc -- | -- | Direct | -- | May 6, 2021 |
| Griffiths (Richard Ian) -- | -- | Direct | -- | Feb 1, 2021 |
| The Independent Investment Trust PLC -- | -- | Direct | -- | Jan 12, 2021 |
| Hill (Catherine Jane) -- | -- | Direct | -- | Nov 23, 2020 |
| Rule (Naomi) -- | -- | Direct | -- | Nov 20, 2020 |
| Murray (John) -- | Bought at price 0.05 per share. | Direct | 9,661 | Nov 18, 2020 |
| Ng (Yong Kang) -- | Bought at price 0.05 per share. | Direct | 19,875 | Nov 18, 2020 |
| Hill (Catherine Jane) -- | Bought at price 0.05 per share. | Direct | 19,875 | Nov 18, 2020 |
| Vorster (Gerhard) -- | Bought at price 0.05 per share. | Direct | 5,796 | Nov 18, 2020 |
| Burger (Rudolph Edward) -- | Bought at price 0.05 per share. | Direct | 9,937 | Nov 18, 2020 |
| Carmichael (Les) -- | Bought at price 0.05 per share. | Direct | 19,875 | Nov 18, 2020 |