ADVENT TECHNOLOGIES HOLDINGS, INC.ADN
| Dec 31,
2018 | Dec 31,
2019 | Dec 31,
2020 | Dec 31,
2021 | Dec 31,
2022 | Dec 31,
2023 | Dec 31,
2024 |
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| Cash and cash equivalents | - | - | - | 80 | 33 | 4 | 0 |
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| Restricted cash, current | - | - | - | - | - | 0 | - |
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| Accounts receivable, net | - | - | - | 3 | 1 | 0 | 1 |
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| Contract assets | - | - | - | 2 | 0 | 0 | 1 |
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| Inventories | - | - | - | 7 | 13 | 3 | 0 |
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| Prepaid expenses and Other current assets | 129,825 | 57,109 | 353,959 | 6 | 3 | 2 | 1 |
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| Total current assets | 1 | 577,531 | 582,517 | 97 | 50 | 9 | 3 |
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| Intangibles, net | - | - | - | 23 | 6 | 0 | 0 |
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| Property and equipment, net | - | - | - | 9 | 18 | 22 | 5 |
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| Right-of-use assets | - | - | - | - | 4 | 3 | 0 |
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| Restricted cash, non-current | - | - | - | - | - | 1 | - |
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| Other non-current assets | - | - | - | 2 | 6 | 0 | 0 |
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| Available for sale financial asset | - | - | - | - | 0 | - | - |
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| Total non-current assets | 221 | 225 | 93 | 66 | 40 | 26 | 5 |
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| Total assets | 222 | 226 | 94 | 163 | 90 | 35 | 8 |
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| Trade and other payables | - | 25,496 | 349,439 | 5 | 5 | 5 | 17 |
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| Due to related parties | - | - | - | - | - | - | 0 |
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| Deferred income from grants, current | - | - | - | 205,212 | 1 | 1 | 0 |
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| Contract liabilities | - | - | - | 1 | 1 | 2 | 3 |
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| Loss contingency liabilities | - | - | - | - | - | - | 5 |
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| Other current liabilities | - | - | - | 13 | 5 | 2 | 2 |
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| Operating lease liabilities | - | - | - | - | - | 2 | 0 |
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| Short-term loan payable, net of discount | - | - | - | - | - | - | 1 |
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| Income tax payable | 113,000 | 1 | - | 195,599 | 0 | 0 | 0 |
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| Total current liabilities | 247,364 | 1 | 3 | 19 | 14 | 12 | 29 |
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| Warrant liability | - | - | - | 10 | 1 | 0 | - |
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| Long-term operating lease liabilities | - | - | - | - | 10 | 8 | 0 |
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| Defined benefit obligation | - | - | - | 90,066 | 0 | 0 | 0 |
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| Deferred income from grants, non-current | - | - | - | - | 0 | 0 | 0 |
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| Other long-term liabilities | - | - | - | 995,634 | 1 | 1 | 0 |
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| Total non-current liabilities | 8 | 8 | 8 | 14 | 12 | 9 | 1 |
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| Total liabilities | 8 | 9 | 11 | 33 | 25 | 21 | 29 |
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| Common stock ($0.0001 par value per share; Shares authorized: 500,000,000 and 110,000,000 at December 31, 2024 and December 31, 2023, respectively; Issued and outstanding: 2,636,508 and 2,580,159 at December 31, 2024 and December 31, 2023, respectively) | - | - | - | 5,125 | 0 | 0 | - |
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| Preferred stock ($0.0001 par value per share; Shares authorized: 1,000,000 at December 31, 2024 and December 31, 2023; nil 0 issued and outstanding at December 31, 2024 and December 31, 2023) | - | - | - | - | - | - | - |
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| Additional paid-in capital | 5 | 2 | 3 | 165 | 175 | 195 | 199 |
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| Accumulated other comprehensive loss | - | - | - | -1,272,513 | -3 | -2 | -0 |
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| Accumulated deficit | 307,638 | 3 | 2 | -33,424,860 | -108 | -179 | -220 |
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| Total stockholders’ equity/(deficit) | 5 | 5 | 5 | 130 | 64 | 13 | -21 |
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| Total liabilities and stockholders’ equity/(deficit) | 222 | 226 | 94 | 163 | 90 | 35 | 8 |
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