There are two other forums that address grey market issues that are a bit more active. This one is in regard to stocks that become grey market after an SEC suspension: http://investorshub.advfn.com/Grey-Market-or-Grey-Sheet-Q-&-A-25608/ This one is in regard to trading GM stocks that also trade on a foreign exchange. Such stocks will have a ticker that ends in "F": http://investorshub.advfn.com/Greysheet-Trading-Forum-GREYSHEETS-15032/