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Share-based compensation (Tables) | 9 Months Ended
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Sep. 30, 2023
Share-based Payment Arrangements [Abstract] |
Schedule of Shares Outstanding | The following table summarizes the share option awards outstanding as of September 30, 2023:
| Average strike price per share in USD |  | Number of awards |  | Weighted average remaining life in years
December 31, 2022 | 18.30 |  |  | 10,755,494 |  |  | 8.46
Granted | 2.39 |  |  | 3,436,141 |  |  | 8.57
Option Exchange - Granted | 2.06 |  |  | 898,585 |  |  | 8.57
Forfeited | 13.29 |  |  | (2,110,729) |  |  | N/A
Option Exchange - Forfeited | 22.55 |  |  | (2,197,458) |  |  | N/A
September 30, 2023 | 11.58 |  |  | 10,782,033 |  |  | 8.08
Schedule of Fair Value Assumption For Options Granted | The fair values of the options granted under the Equity Incentive Plan 2019 during the three and nine months ended September 30, 2023 were determined on the date of the grant using the following assumptions:
| Three Months Ended |  | Three Months Ended |  | Nine Months Ended |  | Nine Months Ended
| September 30, 2023 |  | September 30, 2022 |  | September 30, 2023 |  | September 30, 2022
Share price, in USD | 0.82 - 1.51 |  | 4.83 - 8.54 |  | 0.82 - 5.45 |  | 4.83 - 19.69
Strike price, in USD | 0.82 - 1.51 |  | 4.83 - 8.54 |  | 0.82 - 5.45 |  | 4.83 - 19.69
Expected volatility, in % | 80% |  | 70% to 80% |  | 75% to 80% |  | 70% to 80%
Award life, in years | 6.08 |  | 6.08 |  | 6.08 |  | 6.08
Expected dividends | — |  | — |  | — |  | —
Risk-free interest rate, in % | 4.11% - 4.62% |  | 2.61% - 3.77% |  | 3.39% - 4.62% |  | 1.46% - 3.77%
Schedule of Other Equity Instruments Outstanding |
| Number of awards |  | Weighted average grant date fair value
December 31, 2022 | 1,585,877 |  |  | 13.26 |
Granted | 979,680 |  |  | 2.13 |
Vested | (1,323,841) |  |  | 10.15 |
Forfeited | (259,258) |  |  | 8.10 |
September 30, 2023 | 982,458 |  |  | 8.27 |
Schedule of Share-based Compensation Reserve | The movement in the Share-based Compensation Reserves (included in Other reserves within equity) is as follows:
| Three months ended |  | Nine months ended
(in KUSD) | September 30, 2023 |  | September 30, 2022 |  | September 30, 2023 |  | September 30, 2022
Equity Incentive Plan 2019 - Share Options | 1,277 |  |  | 8,193 |  |  | 5,343 |  |  | 27,158 |
Equity Incentive Plan 2019 - RSUs | 728 |  |  | 6,372 |  |  | 5,649 |  |  | 15,135 |
ESPP Expense | 78 |  |  | — |  |  | 283 |  |  | — |
Tax and social charge deductions - Incentive Plan 2019 | — |  |  | — |  |  | — |  |  | (512) |
Total | 2,083 |  |  | 14,565 |  |  | 11,275 |  |  | 41,781 |

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- Definition The disclosure of information about indirect, by reference to the fair value of the equity instruments granted, measurement of the fair value of goods or services received as consideration for the entity's share options. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 2 -IssueDate 2023-01-01 -Paragraph 47 -Subparagraph a -URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=2&code=ifrs-tx-2023-en-r&anchor=para_47_a&doctype=Standard -URIDate 2023-03-23 + Details
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