Financial Summary (All financials)
| In millions, except per share items | Dec-31-22 | Dec-31-21 | Dec-31-20 | Dec-31-19 | Dec-31-18 | Dec-31-17 | Dec-31-16 | Dec-31-15 |
| Revenues | 0.0 | 0.0 | 10.0 | 6.8 | 0.1 | 0.1 | 1.2 | 20.8 |
| Revenue growth | | -100.0% | 46.5% | 9388.9% | 0.0% | -94.0% | -94.2% | 170.7% |
| Cost of goods sold | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 |
| Gross profit | 0.0 | 0.0 | 10.0 | 6.8 | 0.1 | 0.1 | 1.2 | 20.8 |
| Gross margin | | | 100.0% | 100.0% | 100.0% | 100.0% | 100.0% | 100.0% |
| Research and development | 18.4 | 17.8 | 15.3 | 12.3 | 34.0 | 53.2 | 64.3 | 56.4 |
| General and administrative | 9.8 | 10.0 | 8.8 | 11.3 | 12.9 | 17.0 | 18.4 | 19.1 |
| EBITA | -28.1 | -27.7 | -14.1 | -16.8 | -46.7 | -70.0 | -81.4 | -54.7 |
| EBITA margin | | | -140.5% | -246.4% | -64809.7% | -97265.3% | -6817.6% | -263.3% |
| Amortization of intangibles | 0.1 | 0.1 | 0.1 | | 0.1 | 0.1 | 0.1 | 0.1 |
| EBIT | -28.2 | -27.8 | -14.2 | -16.8 | -46.8 | -70.1 | -81.5 | -54.8 |
| EBIT margin | | | -141.5% | -246.4% | -64948.6% | -97404.2% | -6826.0% | -263.8% |
| Pre-tax income | -28.3 | -27.8 | -15.7 | -18.6 | -48.6 | -72.1 | -81.8 | -55.8 |
| Income taxes | 0.0 | 0.0 | 0.0 | 0.0 | 0.1 | -0.2 | 0.0 | 0.0 |
| Tax rate | | | 0.0% | | | 0.3% | 0.0% | 0.0% |
| Net income | -28.3 | -27.8 | -15.7 | -18.6 | -48.7 | -71.9 | -81.8 | -55.7 |
| Net margin | | | -157.2% | -272.1% | -67651.4% | -99868.1% | -6853.9% | -268.5% |
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| Diluted EPS | ($1.86) | ($3.24) | ($0.45) | ($1.08) | ($5.59) | ($11.47) | ($18.59) | ($1.08) |
| Shares outstanding (diluted) | 15.3 | 8.6 | 35.0 | 17.3 | 8.7 | 6.3 | 4.4 | 51.4 |
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| EBIT is a non-GAAP figure that excludes all non-recurring expenses: restructuring costs, asset impairments, IPR&D writeoffs, and other unusual charges. |
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