The company has issued more shares over this period, which dilutes each existing shareholder’s stake.
Diluted shares outstanding: 233.8M (2020) → 811.2M (2025)
Based in France, Aton operates as a bioscience enterprise, with its headquarters located in Strasbourg. Established in 1998, the company's extensive operations encompass pharmaceutical research and development, the provision of preclinical and clinical services, and the creation of monoclonal antibodies. Additionally, Aton manufactures laboratory equipment, designs and produces various medical devices—including specialized surgical instruments powered by Stemcis technology—and supplies human tissues.
When traditional metrics don't capture the full picture, these are the signals growth stock investors use instead.
YoY Growth Rate
Revenue data limited
-510.0% YoY
YoY Growth Rate
Earnings declining
€0/ year
0.0% of revenue
Below sector average (18%)
Research and development spending
Cash flow positive
€455,000 cash & investments
Quarterly Free Cash Flow
↑ Burn rate improving
Company generates more cash than it spends — no dilution risk from fundraising
The Winston Score above measures business quality today. Growth stocks often score lower because they invest in the future rather than maximising current profits. These metrics show what matters most for evaluating that future.
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Negative ROIC means the business is losing money on every dollar invested in it.
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FCF margin between 0% and 10%. Some cash from sales, but not a lot.
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See every metric, trend, and what it means for this stock.
