O.A.T., Inc. (SLGX: Pink Current) | Symbol Change Thu, Nov 19, 2020 12:00 - O.A.T., Inc. ( SLGX : Pink Current) - Symbol Change - The symbol, SLGX, is no longer a valid symbol for O.A.T., Inc.. As of Thu, Nov 19, 2020, the new trading symbol is OATN. You may find a complete list of symbol changes at otcmarkets.com .