https://www.cnbc.com/2018/06/13/adyen-ipo-everything-you-need-to-know-about-the-8-billion-fintech-company.html

Adyen shares will begin trading on Wednesday in what will be one of Europe's largest technology initial public offerings (IPOs).

But you'd be forgiven for not knowing much about the Dutch financial technology or fintech firm as it has flown under the radar for many years.