Shares of Opera Limited Sponsored ADR (OPRA) have gained 14.3% over the past four weeks to close the last trading session at 14.19,buttherecouldstillbeasolidupsideleftinthestockifshort−termpricetargetsofWallStreetanalystsareanyindication.Goingbythepricetargets,themeanestimateof22.17 indicates a potential upside of 56.2%. The average comprises three short-term price targets ranging from a low of 17.50toahighof25, with a standard deviation of $4.07. While the lowest e ...