Penny stocks offer savvy investors a whole host of opportunities. Though there will always be purely speculative plays, some promising companies can become high-quality stocks in the future. Gold Royalty (GROY) Source: Alexander Limbach / Shutterstock Gold Royalty (NYSEMKT:GROY) is a precious metals play that is relatively attractive to its peers due to its unique business model. The company isn't directly involved in mining activities, unlike traditional gold miners. Instead, it provides the capital needed ...