Overview Financials News + Filings Key Docs Charts Ownership Insiders
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| In millions, except per share items | May-31-23 | May-31-22 | May-31-21 | May-31-20 | May-31-19 | May-31-18 | May-31-17 | May-31-16 |
| | 8-K | 10-K | 10-K | 10-K | 10-K | 10-K | 10-K | 10-K |
| Revenues: |
| US | | | | | | | 7.8 | 3.0 |
| Other | | | | | | | 11.1 | 11.5 |
| Revenues | 65.0 | 50.8 | 16.6 | 22.3 | 21.1 | 29.6 | 18.9 | 14.5 |
| Revenue growth [+] | 27.8% | 206.2% | -25.5% | 5.9% | -28.8% | 56.4% | 30.3% | 44.7% |
| US | | | | | | | 162.5% | -18.9% |
| Cost of goods sold | 32.2 | 27.2 | 10.6 | 13.9 | 13.5 | 17.2 | 12.1 | 9.4 |
| Gross profit | 32.7 | 23.7 | 6.0 | 8.4 | 7.6 | 12.4 | 6.8 | 5.1 |
| Gross margin | 50.4% | 46.6% | 36.3% | 37.6% | 36.1% | 41.9% | 35.9% | 35.5% |
| Selling, general and administrative | 12.2 | 10.0 | 6.6 | 7.5 | 7.7 | 7.3 | 7.1 | 7.0 |
| Research and development | 7.1 | 5.8 | 3.7 | 3.4 | 4.2 | 4.2 | 4.7 | 4.3 |
| Other operating expenses | | | | 0.2 | | | | |
| EBITDA [+] | | 8.1 | -3.9 | -2.4 | -3.8 | 1.3 | -4.7 | -6.0 |
| EBITDA growth | 65.0% | -309.4% | 62.6% | -38.1% | -388.6% | -128.6% | -21.7% | -9.3% |
| EBITDA margin | 20.6% | 15.9% | -23.3% | -10.7% | -18.3% | 4.5% | -24.6% | -41.0% |
| Depreciation and amortization | | 0.3 | 0.3 | 0.4 | 0.4 | 0.4 | 0.3 | 0.2 |
| EBIT [+] | 13.4 | 7.8 | -4.2 | -2.8 | -4.3 | 0.9 | -4.9 | -6.2 |
| EBIT growth | 71.5% | -286.5% | 51.2% | -35.3% | -567.2% | -118.6% | -19.9% | -8.1% |
| EBIT margin | 20.6% | 15.3% | -25.2% | -12.4% | -20.3% | 3.1% | -26.1% | -42.4% |
| Non-recurring items | | | | | 0.7 | | | |
| Interest expense, net [+] | -1.2 | 0.0 | 0.0 | 0.0 | 0.3 | 0.4 | 0.7 | 0.6 |
| Interest expense | | | 0.0 | | 0.3 | 0.4 | 0.7 | 0.6 |
| Interest income | 1.2 | 0.0 | | 0.0 | | | | |
| Other income (expense), net [+] | 0.0 | 1.7 | 2.0 | 0.0 | 0.0 | -0.1 | 0.0 | 0.0 |
| Gain (loss) on sale of business | | | -2.2 | | | | | |
| Other | 0.0 | 0.0 | -0.2 | 0.0 | 0.0 | -0.1 | 0.0 | 0.0 |
| Pre-tax income | 14.6 | 9.5 | -2.2 | -2.8 | -5.2 | 0.5 | -5.6 | -6.8 |
| Income taxes | 0.1 | 0.1 | -0.2 | 0.0 | 0.0 | -0.1 | 0.0 | 0.0 |
| Tax rate | 0.4% | 1.0% | 8.0% | | | | | |
| Net income | 14.6 | 9.5 | -2.0 | -2.8 | -5.2 | 0.5 | -5.7 | -6.8 |
| Net margin | 22.4% | 18.6% | -12.2% | -12.6% | -24.9% | 1.8% | -29.9% | -46.8% |
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| Basic EPS [+] | $0.52 | $0.36 | ($0.09) | ($0.12) | ($0.23) | $24.30 | ($347.51) | ($0.52) |
| Growth | 44.2% | -520.4% | -29.4% | -47.6% | -101.0% | -107.0% | 66949.3% | -6.1% |
| Diluted EPS [+] | $0.50 | $0.34 | ($0.09) | ($0.12) | ($0.23) | $23.18 | ($0.35) | ($0.52) |
| Growth | 46.4% | -493.7% | -29.4% | -47.6% | -101.0% | -6769.2% | -33.0% | -6.1% |
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| Shares outstanding (basic) [+] | 27.8 | 26.0 | 23.5 | 22.9 | 22.4 | 0.0 | 0.0 | 13.1 |
| Growth | 6.8% | 10.9% | 2.5% | 2.2% | 102914.0% | 33.6% | -99.9% | 8.7% |
| Shares outstanding (diluted) [+] | 29.2 | 27.8 | 23.5 | 22.9 | 22.4 | 0.0 | 16.3 | 13.1 |
| Growth | 5.2% | 18.4% | 2.5% | 2.2% | 98166.2% | -99.9% | 24.3% | 8.7% |
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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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