Developed a smart ring that collects biological data
Oura Ring has raised €7.1M across 3 funding rounds from 6 investors, most recently a round in Aug 2023. Based in Finland; founded 2013; active in Healthtech. Data as of 7 Aug 2026.
Timing: overdue vs cohort gap · momentum up. Funding-only estimates, not predictions and not investment advice — see signals.
| Date |
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| Stage |
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| Amount |
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| Investors |
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| 2023-08-25 | Other | — | Siena Secondary Fund | View deal → |
| 2016-11-01 | Series A | €5.0M | Jaan Tallinn,Joi Ito,MIT Energy Initiative | View deal → |
| 2015-11-01 | Seed | €2.1M | Lifeline Ventures Oy,Proxy Ventures | View deal → |
