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v3.26.1

Share based payment plans (Tables) | 12 Months Ended
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Dec. 31, 2025
Share-based payment plans |
Schedule of share-based payment plans of the parent | ​
​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ ​ ​ | 2025 | ​ ​ ​ | 2024 | ​ ​ ​ | 2023
Outstanding at January 1 |  | 362,600 |  | 423,452 |  | 77,709
Granted |  | 25,000 |  | — |  | 350,000
Forfeited / Cancelled |  | (37,600) |  | (60,852) |  | (4,257)
Exercised |  | — |  | — |  | —
Outstanding at December 31 |  | 350,000 |  | 362,600 |  | 423,452
Exercisable at December 31 |  | — |  | 12,600 |  | 73,452
Schedule of IPO warrant plan | ​
​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ ​ ​ | 2025 | ​ ​ ​ | 2024 | ​ ​ ​ | 2023
Outstanding at January 1 |  | — |  | 47,524 |  | 51,781
Granted |  | — |  | — |  | —
Forfeited / Cancelled |  | — |  | (47,524) |  | (4,257)
Exercised |  | — |  | — |  | —
Outstanding at December 31 |  | — |  | — |  | 47,524
Exercisable at December 31 |  | — |  | — |  | 47,524
Schedule of 2015 warrant plan | ​
​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ ​ ​ | 2025 | ​ ​ ​ | 2024 | ​ ​ ​ | 2023
Outstanding at January 1 |  | 12,600 | ​ | 14,600 | ​ | 14,600
Granted |  | — | ​ | — | ​ | —
Forfeited / Cancelled |  | (12,600) | ​ | (2,000) | ​ | —
Exercised |  | — | ​ | — | ​ | —
Outstanding at December 31 |  | — | ​ | 12,600 | ​ | 14,600
Exercisable at December 31 |  | — | ​ | 12,600 | ​ | 14,600
Schedule of 2023 warrant plan | ​
​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ ​ ​ | 2025 | ​ ​ ​ | 2024 | ​ ​ ​ | 2023
Outstanding at January 1 |  | 350,000 |  | 350,000 |  | —
Granted |  | 25,000 |  | — |  | 350,000
Forfeited / Cancelled |  | (25,000) |  | — |  | —
Exercised |  | — |  | — |  | —
Outstanding at December 31 |  | 350,000 |  | 350,000 |  | 350,000
Exercisable at December 31 |  | — |  | — |  | —
Schedule of fair value | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ ​ ​ | 2023 | ​ | 2023 | ​ ​ ​ | 2023 | ​ ​ ​ | 2015 | ​ ​ ​ | 2015 | ​ ​ ​ | IPO 2014 | ​ ​ ​ | IPO 2014 |
​ | ​ | (Mar 25) | ​ | (Nov 23) | ​ | (Oct 23) | ​ | (Sept 16) | ​ | (Nov) | ​ | (Nov) | ​ | (June) | ​
Return dividend |  | 0 | % | 0 | % | 0 | % | 0 | % | 0 | % | 0 | % | 0 | %
Expected volatility |  | 66 | % | 64 | % | 64 | % | 47 | % | 47 | % | 50 | % | 46 | %
Risk-free interest rate |  | 3.06 | % | 3.19 | % | 3.50 | % | 0.24 | % | 1.17 | % | 1.12 | % | 1.70 | %
Expected life |  | 4.22 | ​ | 5.59 |  | 5.59 |  | 4.30 |  | 5.50 |  | 5.50 |  | 5.50 | ​
Exercise price (in €) |  | 7.59 | ​ | 5.09 |  | 4.87 |  | 6.45 |  | 8.81 |  | 8.81 |  | 8.81 | ​
Stock price (in €) |  | 5.38 | ​ | 5.60 |  | 5.15 |  | 6.42 |  | 8.08 |  | 8.67 |  | 8.81 | ​
Fair value warrant (in €) |  | 2.43 | ​ | 3.44 |  | 3.12 |  | 2.41 |  | 3.30 |  | 3.94 |  | 3.83 | ​
Schedule of cash-settled share-based payment plans | ​
​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ ​ ​ | 2025 | ​ ​ ​ | 2024 | ​ ​ ​ | 2023
Outstanding at January 1 |  | — |  | 11,328 |  | 11,328
Granted |  | — |  | — |  | —
Forfeited / Cancelled |  | — |  | (11,328) |  | —
Exercised |  | — |  | — |  | —
Outstanding at December 31 |  | — |  | — |  | 11,328
Exercisable at December 31 |  | — |  | — |  | 11,328
Schedule of share-based payment plans of RapidFit+ plan | ​
​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ ​ ​ | 2025 | ​ ​ ​ | 2024 | ​ ​ ​ | 2023
Outstanding at January 1 |  | — |  | — |  | 33
Granted |  | — |  | — |  | —
Forfeited / Cancelled |  | — |  | — |  | (33)
Exercised |  | — |  | — |  | —
Outstanding at December 31 |  | — |  | — |  | —
Exercisable at December 31 |  | — |  | — |  | —

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