Quantum Computing Inc. (QUBT: OTCQB) | Tier Change Fri, Feb 28, 2020 12:00 - Quantum Computing Inc. ( QUBT : OTCQB) - Tier Change - The symbol, QUBT, no longer is classified as Pink Current. As of Fri, Feb 28, 2020, QUBT resides in the OTCQB tier. You may find a complete list of tier changes at otcmarkets.com .
