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 | 60.0 | 55.1 | 42.0 | 37.5 | 49.4 | 35.9 | 27.1 | 26.5 |
| Revenue growth | 8.8% | 31.2% | 12.1% | -24.1% | 37.5% | 32.6% | 2.1% | 6.6% |
| Cost of goods sold | 26.0 | 22.1 | 23.9 | 19.2 | 24.1 | 14.5 | 12.4 | 12.6 |
| Gross profit | 33.9 | 33.1 | 18.1 | 18.3 | 25.3 | 21.5 | 14.7 | 14.0 |
| Gross margin | 56.6% | 60.0% | 43.0% | 48.9% | 51.3% | 59.8% | 54.3% | 52.7% |
| Sales and marketing | 4.9 | 4.5 | 4.0 | 5.4 | 6.5 | 4.7 | 3.7 | 3.8 |
| Research and development | 11.1 | 12.6 | 10.9 | 14.2 | 23.6 | 25.4 | 19.2 | 21.1 |
| General and administrative | 11.7 | 10.9 | 10.8 | 12.4 | 12.6 | 11.5 | 7.3 | 6.6 |
| EBITA | 6.2 | 5.0 | -7.6 | -13.6 | -17.3 | -20.2 | -15.4 | -17.4 |
| EBITA margin | 10.4% | 9.1% | -18.0% | -36.3% | -35.1% | -56.2% | -56.8% | -65.5% |
| Amortization of intangibles | | | | | | | 0.1 | 0.2 |
| EBIT | 6.2 | 5.0 | -7.6 | -13.6 | -17.3 | -20.2 | -15.5 | -17.5 |
| EBIT margin | 10.4% | 9.1% | -18.0% | -36.3% | -35.1% | -56.2% | -57.3% | -66.1% |
| Pre-tax income | 6.1 | 4.3 | -8.3 | -14.7 | -17.8 | -21.1 | -16.7 | -18.2 |
| Income taxes | 0.0 | 0.0 | 0.3 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 |
| Tax rate | 0.2% | 0.1% | | 0.0% | 0.0% | 0.0% | 0.0% | 0.0% |
| Net income | 6.1 | 4.3 | -8.5 | -14.7 | -17.8 | -21.1 | -16.7 | -18.2 |
| Net margin | 10.2% | 7.9% | -20.3% | -39.1% | -35.9% | -58.7% | -61.7% | -68.5% |
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| Diluted EPS | $0.30 | $0.22 | ($0.45) | ($0.85) | ($1.08) | ($1.67) | ($3.27) | ($6.03) |
| Shares outstanding (diluted) | 20.8 | 20.0 | 18.8 | 17.3 | 16.4 | 12.6 | 5.1 | 3.0 |
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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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