OTC Markets Group Inc. (OTCQX:OTCM) announced Tesoro Gold Ltd (ASX: TSO), a gold exploration company focused on district-scale mining opportunities, has upgraded from the OTCQB Venture Market to the OTCQX Best Market and began trading under the symbol TSORF.
Managing Director Zeff Reeves said the move is expected to expand the company’s reach among U.S. investors and improve access to North American capital. Tesoro highlighted growing investor interest in its El Zorro Gold Project in Chile, which hosts the country’s first Intrusive Related Gold System.