Oura, the smart ring maker, filed confidentially for an initial public offering after it reached an $11 billion valuation last year. | Oura, the smart ring maker, filed confidentially for an initial public offering after it reached an $11 billion valuation last year.

The Finnish company behind the Oura Ring, a wearable health tracking device, is moving towards a Wall Street listing that could become one of the most valuable IPOs of a European…

La società finlandese che produce l’Oura Ring, dispositivo indossabile per il monitoraggio della salute, punta a una quotazione a Wall Street che potrebbe diventare una delle IPO…