The U.S. Dollar Index (DXY) tracks the dollar's value vs. key currencies, offering insights into trade and global markets.

Also called a "ticker symbol." For example, AAPL is the stock symbol for Apple, Inc., and BTC is the crypto symbol for Bitcoin. See crypto glossary and crypto symbol. THIS DEFINITION IS FOR ...

Reviewed by Charlene Rhinehart A stock's ticker symbol is what identifies a company on an exchange, but they are not required to always remain the same. Sometimes, ticker symbols change because a ...