Stocks with the most growth potential are in the OTC. Millions of traders invest in these stocks. There needs to be availability to track these stocks in order to expand your user base. Just subscribed to the app but will now cancel as most of my portfolio is in the OTC. Bummer!
Nordnet, largest Nordic exchange platform
Largest exchange in the Nordics. Info in English: http://nordnetab.com/about/nordnet-overview/ API: http://nordnetab.com/about/nordnet-overview/