OTC Pink Limited Information is used for companies with financial reporting issues, companies in bankruptcy or companies in economic distress, as well as companies unwilling to meet the OTC Pink Basic Disclosure Guidelines. To be placed on this tier, companies must have made an SEC filing or have released financial information within the past six months on the OTC Disclosure and News Service.http://www.investopedia.com/articles/investing/071813/how-play-otc-pink-stocks.asp