S 
1.68
+3.07%
Close of 9 Nov 2026, in USD
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Reference data, closing prices and charts across 45,000 companies, plus crypto, commodities and currencies.
At a glance
Figures in USD, from our data supplier.
Revenue
$16.1m
FY2018FY2025
Net income
−$73.6m
FY2018FY2025
Free cash flow
−$46.2m
FY2018FY2025
Shareholders' equity
$259.3m
FY2018FY2025
Income statement
Fiscal years
| FY2025 | FY2024 | FY2023 | FY2022 | FY2021 | FY2020 | FY2019 | FY2018 | |
|---|---|---|---|---|---|---|---|---|
| Revenue | $16.1m | $13.9m | $15.2m | $14.7m | $6.4m | $656,000 | $116,000 | — |
| Research and development | $43.9m | $50.6m | $47.4m | $45.8m | $29.1m | $17.3m | $11.7m | $3.7m |
| Operating income | −$78.0m | −$100.1m | −$104.9m | −$98.0m | −$71.7m | −$33.6m | −$16.9m | −$6.8m |
| Net income | −$73.6m | −$86.6m | −$86.3m | −$93.0m | −$71.2m | −$32.8m | −$16.0m | −$6.3m |
| Diluted earnings per share | -1.28 | -1.42 | -1.34 | -1.48 | -1.16 | -1.37 | -0.45 | -0.11 |
Balance sheet
At each fiscal year end
| FY2025 | FY2024 | FY2023 | FY2022 | FY2021 | FY2020 | FY2019 | FY2018 | |
|---|---|---|---|---|---|---|---|---|
| Total assets | $296.1m | $366.6m | $436.3m | $487.9m | $539.1m | $442.3m | $93.2m | $33.7m |
| Cash and short-term investments | $185.9m | $236.4m | $316.2m | $421.2m | $400.1m | $431.9m | $86.0m | $31.0m |
| Total liabilities | $36.8m | $39.0m | $39.4m | $40.9m | $36.2m | $10.7m | $5.6m | $3.7m |
| Debt | $23.7m | $26.0m | $28.3m | $29.9m | $23.3m | $5.2m | — | — |
| Shareholders' equity | $259.3m | $327.6m | $396.9m | $447.0m | $502.9m | $431.6m | $87.7m | $30.0m |
| Shares outstanding | 57m | 61m | 64m | 63m | 62m | 24m | 35m | 55m |
Cash flow
Fiscal years
| FY2025 | FY2024 | FY2023 | FY2022 | FY2021 | FY2020 | FY2019 | FY2018 | |
|---|---|---|---|---|---|---|---|---|
| Cash from operations | −$44.4m | −$46.1m | −$59.1m | −$60.8m | −$46.3m | −$20.8m | −$13.1m | −$4.7m |
| Capital spending | −$1.8m | −$3.6m | −$7.3m | −$10.3m | −$6.9m | −$4.5m | −$4.1m | −$168,000 |
| Free cash flow | −$46.2m | −$49.7m | −$66.4m | −$71.0m | −$53.3m | −$25.4m | −$17.2m | −$4.8m |
| Dividends paid | — | — | — | — | — | — | −$72.3m | — |
Latest quarters
By quarter end
| Jun 2026 | Mar 2026 | Dec 2025 | Sept 2025 | Jun 2025 | Mar 2025 | Dec 2024 | Sept 2024 | |
|---|---|---|---|---|---|---|---|---|
| Revenue | $3.1m | $2.7m | $4.1m | $4.0m | $3.9m | $4.1m | $3.9m | $3.9m |
| Operating income | −$16.8m | −$17.3m | −$17.4m | −$19.3m | −$20.5m | −$20.7m | −$23.5m | −$24.3m |
| Net income | −$16.9m | −$16.8m | −$16.0m | −$18.2m | −$19.4m | −$19.9m | −$21.7m | −$21.3m |
| Diluted earnings per share | -0.31 | -0.31 | -0.28 | -0.32 | -0.34 | -0.35 | -0.36 | -0.35 |
| Cash from operations | −$9.0m | −$15.0m | −$10.0m | −$7.0m | −$14.0m | −$11.0m | −$11.0m | −$14.0m |
| Capital spending | — | — | — | — | — | — | — | −$2.0m |
| Free cash flow | — | — | — | — | — | — | — | −$16.0m |
| Total assets | $256.6m | $272.1m | $296.1m | $308.6m | $322.5m | $347.3m | $366.6m | $383.4m |
| Cash and short-term investments | $152.9m | $166.7m | $185.9m | $199.2m | $209.8m | $239.7m | $236.4m | $247.6m |
| Debt | $2.7m | $2.6m | $2.6m | $2.5m | $2.4m | $2.4m | $2.3m | $2.2m |
| Shareholders' equity | $225.7m | $241.5m | $259.3m | $271.8m | $288.3m | $311.0m | $327.6m | $344.7m |
Growth per year
Compound annual rate
| 3 years | 5 years | 10 years | |
|---|---|---|---|
| Revenue | 3.2% | 89.7% | — |
| Operating income | -7.3% | 18.3% | — |
| Net income | -7.5% | 17.6% | — |
Average margins
Over each period
| 1 year | 3 years | 5 years | 10 years | |
|---|---|---|---|---|
| Operating margin | -592.3% | -635.8% | -726.2% | — |
| Net margin | -532.8% | -566.4% | -661.9% | — |
Valuation history
At each fiscal year end
| FY2025 | FY2024 | FY2023 | FY2022 | FY2021 | FY2020 | |
|---|---|---|---|---|---|---|
| Price to earnings | -1.4 | -1.6 | -1.4 | -3.9 | -19.7 | -40.9 |
| Price to sales | 6.6 | 10.1 | 8.2 | 24.8 | 219.6 | — |
Share price return
Finished calendar years
| 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | |
|---|---|---|---|---|---|---|
| Return | -18% | 26% | -67% | -76% | -59% | -1% |
Sources and methodology
- Data on this tab
- Our data supplier
- Chart on the Overview
- TradingView
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