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v3.22.1

Warrants (Tables) | 3 Months Ended
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Mar. 31, 2022
Warrants [Abstract] |
Schedule of the warrants issued 2020 financing |
Appraisal Date |  | December 31, 2021 |  |  | December 31, 2021 |
Market price per share (USD/share) |  | $ | 1.56 |  |  | $ | 1.56 |
Exercise price (USD/price) |  |  | 6.46 |  |  |  | 6.475 |
Risk free rate |  |  | 0.7 | % |  |  | 0.8 | %
Dividend yield |  |  | 0.0 | % |  |  | 0.0 | %
Expected term/ Contractual life (years) |  |  | 1.9 years |  |  |  | 2.4 years |
Expected volatility |  |  | 140.3 | % |  |  | 132.3 | %
Appraisal Date |  | March 31, 2022 |  |  | March 31, 2022 |
Market price per share (USD/share) |  | $ | 1.28 |  |  | $ | 1.28 |
Exercise price (USD/price) |  |  | 6.46 |  |  |  | 6.475 |
Risk free rate |  |  | 2.11 | % |  |  | 2.37 | %
Dividend yield |  |  | 0.0 | % |  |  | 0.0 | %
Expected term/ Contractual life (years) |  |  | 1.69 years |  |  |  | 2.19 years |
Expected volatility |  |  | 143.68 | % |  |  | 135.19 | %
Schedule of the warrants issued 2021 financing |
Warrants holder |  | Investor Warrants |  |  | Placement Agent Warrants |
Appraisal Date |  | Series A1 December31, 2021 |  |  | December31, 2021 |
Market price per share (USD/share) |  |  | 1.56 |  |  |  | 1.56 |
Exercise price (USD/price) |  |  | 7.67 |  |  |  | 9.204 |
Risk free rate |  |  | 0.9 | % |  |  | 0.9 | %
Dividend yield |  |  | 0.0 | % |  |  | 0.0 | %
Expected term/ Contractual life (years) |  |  | 2.6 years |  |  |  | 2.6 years |
Expected volatility |  |  | 129.2 | % |  |  | 129.2 | %
Warrants holder |  | Investor Warrants |  |  | Placement Agent Warrants |
Appraisal Date |  | Series A1 March 31, 2022 |  |  | March 31, 2022 |
Market price per share (USD/share) |  |  | 1.28 |  |  |  | 1.28 |
Exercise price (USD/price) |  |  | 7.67 |  |  |  | 9.204 |
Risk free rate |  |  | 2.4 | % |  |  | 2.4 | %
Dividend yield |  |  | 0.0 | % |  |  | 0.0 | %
Expected term/ Contractual life (years) |  |  | 2.4 years |  |  |  | 2.36 years |
Expected volatility |  |  | 133.61 | % |  |  | 133.61 | %
Schedule of warrants liability measured at fair value on a recurring basis using Level 3 inputs |
|  | December 31, 2021 |  |  | March 31, 2022 |
Balance at the beginning of the year |  | $ | 17,783,000 |  |  | $ | 5,846,000 |
Warrants issued to institution investors |  |  | 47,519,000 |  |  |  | - |
Warrants issued to placement agent |  |  | 2,346,000 |  |  |  | - |
Warrants redeemed |  |  | - |  |  |  | - |
Fair value change of the issued warrants included in earnings |  |  | (61,802,000 | ) |  |  | (1,632,000 | )
Balance at end of year |  |  | 5,846,000 |  |  |  | 4,214,000 |
Schedule of the warrant activity |
|  | Number of Warrants |  |  | Average Exercise Price |  |  | Weighted Average Remaining Contractual Term in Years |
Outstanding at January 1, 2022 |  |  | 9,092,499 |  |  | $ | 7.19 |  |  |  | 2.33 |
Exercisable at January 1, 2022 |  |  | 9,092,499 |  |  | $ | 7.19 |  |  |  | 2.33 |
Granted |  |  | - |  |  |  | - |  |  |  | - |
Exercised / surrendered |  |  | - |  |  |  | - |  |  |  | - |
Expired |  |  | - |  |  |  | - |  |  |  | - |
Outstanding at March 31, 2022 |  |  | 9,092,499 |  |  |  | 7.19 |  |  |  | 2.08 |
Exercisable at March 31, 2022 |  |  | 9,092,499 |  |  |  | 7.19 |  |  |  | 2.08 |

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