KEY POINTS
  • European tech companies that went public in 2018 saw their share price increase by an average of 222 percent.
  • By contrast, U.S. tech IPOs had average gains of 42 percent.
  • "This year has been an incredible year for the European tech ecosystem," Tom Wehmeier, partner and head of research at Atomico who authored the report, told CNBC.

Europe's tech start-up scene is giving Silicon Valley a run for its money.

Europe is home to more than twice as many tech initial public offerings (IPOs) as the U.S. so far this year, while newly-listed European companies are outperforming their American counterparts, according to a report by venture capital firm Atomico.