Leonid Radvinsky, the owner of adult‑content ​platform OnlyFans, has died of cancer ‌aged 43, the company said on Monday. "Leonid passed away peacefully after a ⁠long battle with cancer," an OnlyFans ​spokesperson said. Radvinsky, a Ukrainian-American entrepreneur, acquired Fenix International Limited, the parent company of OnlyFans, in 2018 and served ​as its director and majority shareholder.