https://www.cnbc.com/2018/06/13/adyen-ipo-shares-rise-on-first-day-of-trade.html

Shares of Dutch fintech firm Adyen surged over 66 percent at the market open on their first day of trade on Wednesday in Amsterdam, in what is one of Europe's biggest technology initial public offerings (IPO) in recent times.

On Tuesday, Adyen priced its shares at 240 euros ($281.6), which was at the upper end of the range the company had previously indicated in its prospectus. This gave the company a market capitalization or valuation of 7.1 billion euros ($8.3 billion).