N A Nasdaq stock symbol specifying that it is the company's third class of preferred shares. Investopedia Says: Nasdaq-listed securities have four or five characters. If a fifth letter appears, it identifies the issue as other than a single issue of common stock or capital stock. Related Terms: Nasdaq Preferred Stock Stock Symbol N A Nasdaq stock symbol specifying that it is the company's third class of preferred shares. Investopedia Says: Nasdaq-listed securities have four or five characters. If a fifth letter appears, it identifies the issue as other than a single issue of common stock or capital stock. Related Terms: Nasdaq Preferred Stock Stock Symbol |