tech
Smart ring maker Oura files to go public
The Finnish company said in September that it has sold 5.5 million smart rings to date.

TL;DR
- Oura, a Finnish smart ring company, has confidentially filed for an IPO.
- Founded in 2015, Oura is known for its wearable health tracker.
- The company had sold 5.5 million rings by September, a significant increase from the previous year.
- Oura raised $875 million at an $11 billion valuation in its Series E funding round.
- A proprietary AI model for women's health has been recently introduced.