Basics

What is Index?

A scoreboard for a group of stocks

Full Explanation

An index tracks the performance of a specific group of companies. The S&P 500 tracks America's 500 biggest companies.

S&P 500, Dow Jones, and Nasdaq are the three biggest indexes.

Ticker Symbol

The short code used to identify a stock

IPO

When a company goes public for the first time

Buyback

When a company buys back its own shares

Yield

The income you earn on an investment as a percentage

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