Mimis Rock Corp. (MIMNF: OTCQB) | Tier Change Fri, Jan 24, 2020 12:00 - Mimis Rock Corp. ( MIMNF : OTCQB) - Tier Change - The symbol, MIMNF, no longer is classified as Pink Current. As of Fri, Jan 24, 2020, MIMNF resides in the OTCQB tier. You may find a complete list of tier changes at otcmarkets.com .
