OnlyFans is having a moment in the tech world as investors and executives marvel at the site’s transition from a seemingly niche, under-the-radar outfit into a mainstream phenomenon. But what is even more impressive is just how good a business OnlyFans is proving to be.

This year, the subscription-based social media service will earn $300 million in profits before accounting for expenses like income taxes, amortization and depreciation, according to a person familiar with the matter.