Ticker symbol list refers to a list than contains ticker symbols. A ticker symbol list for the NASDAQ exchange contains the stock's tickers of all companies listed on that exchange.
A ticker symbol is composed of few characters, letters or digits, and is assigned to a particular security. Each company has a unique ticker symbol in a particular exchange. It could have one ticker symbol in one exchange and another ticker in another exchange. A company could also change its ticker symbol if necessary. These symbols help traders easily recognize securities.
Each exchange has its own rules for ticker symbols:
A ticker symbol of a company listed on NASDAQ consists of four letters (Example: GOOG for Google). Sometimes the exchange adds additional letters to the company ticker symbol to help investor easily indentify the status of the company. As an example, the letter D is added to newly listed stocks, the latter F is affected to foreign stocks...
A ticker symbol of a company listed on NYSE consists of up to three letters (Example: T for AT&T).
Ticker symbol lists for several U.S. and international exchanges are available and can be download using QuantShare.