Aerpio Pharmaceuticals, Inc. (ARPO: null) | Venue Change Tue, Jun 26, 2018 12:00 -
Aerpio Pharmaceuticals, Inc. (
ARPO : Nasdaq) - Venue Change - The symbol, ARPO, no longer trades on OTC Link. As of Tue, Jun 26, 2018, ARPO trades on Nasdaq. You may find a complete list of venue changes at
otcmarkets.com .