What is forex

Last updated: April 1, 2026

Quick Answer: Foreign exchange (forex) is the global market where currencies are traded. It involves exchanging one currency for another at agreed rates, operating 24/5 with trillions of dollars in daily volume.

Key Facts

What is Forex?

Forex, short for foreign exchange, is the global marketplace where currencies are traded. Unlike stock markets that operate during specific hours, the forex market is decentralized and operates 24 hours a day, 5 days a week across major financial centers including London, New York, Tokyo, Frankfurt, and Sydney. The primary purpose of forex trading is to facilitate international commerce and investment, allowing companies and governments to exchange currencies for business transactions.

How Forex Markets Work

Currency trading occurs in currency pairs, such as EUR/USD or GBP/JPY. Each pair consists of a base currency and a quote currency. For example, in EUR/USD, the euro is the base currency and the US dollar is the quote currency. Traders profit by speculating on currency price movements or by hedging against currency risk in their business operations. Quotes are given in pips, which represent the smallest increment in a currency pair's price.

Major Currency Pairs and Trading Volume

The most traded currency pairs, known as majors, include:

These major pairs are preferred by traders because they offer tight spreads and high liquidity, meaning they can be bought and sold quickly without significant price movement.

Leverage and Risk Management

Forex trading typically involves leverage, allowing traders to control large positions with relatively small capital amounts. While leverage can amplify profits, it also magnifies losses. For instance, a leverage ratio of 100:1 means a trader can control $100,000 with just $1,000 of capital. This powerful tool requires careful risk management and understanding of position sizing.

Key Participants in Forex Markets

The forex market includes central banks intervening to influence their currency values, commercial and investment banks conducting large volume trades, hedge funds and asset managers managing portfolios, corporations hedging foreign exchange risk, money changers facilitating retail transactions, and individual retail traders using brokers to access the market. Each participant plays a role in the massive daily trading volume and price discovery process.

Related Questions

How do forex markets work?

Forex markets operate through a network of banks and brokers that facilitate currency trading. Participants quote bid and ask prices for currency pairs, and trades occur electronically over-the-counter rather than on centralized exchanges. The decentralized nature allows continuous trading across multiple time zones.

What are the main risks in forex trading?

Leverage amplifies both profits and losses, making it possible to lose more than your initial investment. Currency volatility, geopolitical events, interest rate changes, and economic data releases significantly impact exchange rates and can cause rapid price movements.

What is a currency pair in forex?

A currency pair consists of two currencies, such as EUR/USD, where the first currency is the base and the second is the quote. The price indicates how much of the quote currency is needed to buy one unit of the base currency.

Sources

  1. Wikipedia - Foreign Exchange Market CC-BY-SA-4.0
  2. Investopedia - Forex Definition and Trading Guide Fair Use