Tue, Jul 30, 2013 12:00 - Viking Minerals, Inc. (VKML: OTC Pink No Information) - Tier Change - The symbol, VKML, no longer is classified as OTC Pink Limited. As of Tue, Jul 30, 2013, VKML resides in the OTC Pink No Information tier. You may find a complete list of tier changes at otcmarkets.com.