The most you can lose on any stock (assuming you don't use leverage) is 100% of your money. But when you pick a company that is really flourishing, you can make more than 100%. For instance the Opcom ...

Rodica Popa is the Chief Operating Officer of the Team and Certificates Trade Division at OPCOM, the Romanian Electricity and Gas Market Operator and Exchange. Since 2001, Rodica has been developing ...