Y A Nasdaq stock symbol specifying that a particular stock is an American Depositary Receipt (ADR). 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: ADR Nasdaq Stock Symbol Y A Nasdaq stock symbol specifying that a particular stock is an American Depositary Receipt (ADR). 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: ADR Nasdaq Stock Symbol |