A stock index tracks a group of companies to show how a market segment is performing.
An index is a market benchmark
An index is a market benchmark
Indexes help traders understand broad market performance.
The S&P 500 tracks 500 large US companies. The Nasdaq Composite tracks many technology-heavy companies listed on Nasdaq.
You cannot buy an index directly, but you can trade products that track one.
Why indexes matter
Why indexes matter
Indexes show whether a move is broad or limited to one company.
If one stock rises while the broader index falls, the move may be company-specific.
Index products can also help beginners get diversified exposure without picking individual stocks.
Continue lendo
Types of stocks
Compare common stock, blue chips, growth stocks, preferred shares, and ETFs.
Stocks explained
Learn what stocks are, how markets work, and how to place your first trade.
Market order vs limit order
Learn when to prioritize speed and when to set your own price.
Os produtos e recursos listados podem estar sujeitos a alterações e não representam um compromisso de entregar qualquer material, código ou funcionalidade. Reservamo-nos o direito de alterar, cancelar ou suspender quaisquer recursos ou produtos sem aviso prévio a você.