Cannabis Science, Inc. (CBIS: Pink No Information) | Venue Change Fri, Sep 06, 2019 12:00 - Cannabis Science, Inc. ( CBIS : Grey Market) - Venue Change - The symbol, CBIS, no longer trades on OTC Link. As of Fri, Sep 06, 2019, CBIS trades on Grey Market. You may find a complete list of venue changes at otcmarkets.com .
