Oura, the maker of the health and wellness tracking smart ring, has confidentially filed for an IPO with the SEC.

Oura is the latest household name to test public markets in what is shaping up to be the busiest year for tech IPOs since 2021.

Oura, the smart ring maker, has confidentially filed for a US IPO, signaling a strong rebound in the public markets. Valued at $11 billion, the Finnish company tracks health…