What does spread mean in trading?

The term "spread" in trading refers to the difference between the bid price and the ask price of a financial instrument, such as a stock, currency pair, commodity, or other asset. The spread is a fundamental concept in trading and represents a cost or a fee that traders incur when buying or selling an asset. It is commonly expressed in terms of pips for forex trading and in cents or fractions of cents for stocks and other assets.

Here's a breakdown of the key components of a spread:

  1. Bid Price: The bid price is the highest price a buyer is willing to pay for an asset at a given moment. It is the price at which you can sell an asset if you are a seller.

  2. Ask Price: The ask price, also known as the offer price, is the lowest price at which a seller is willing to sell an asset at a given moment. It is the price at which you can buy an asset if you are a buyer.

  3. Spread: The spread is the numerical difference between the bid price and the ask price. It represents the profit or compensation for the market maker or broker facilitating the trade. In other words, it's the cost you pay for entering or exiting a trade. Spreads can vary depending on the asset being traded, market conditions, and the broker or exchange.

The spread serves several purposes in trading:

  • Compensation for Market Makers or Brokers: In many financial markets, market makers or brokers act as intermediaries between buyers and sellers. They provide liquidity to the market and facilitate trades. The spread is one way they earn a profit for their services.

  • Pricing Transparency: The spread provides transparency in the pricing of assets. It allows traders to see both the highest price buyers are willing to pay and the lowest price sellers are willing to accept.

  • Liquidity: The spread helps maintain market liquidity by ensuring that there are always willing buyers and sellers. It encourages market participation and price discovery.

  • Trading Costs: For traders, spreads represent a cost that should be factored into their trading strategies. When buying an asset, you pay the ask price, which is slightly higher than the bid price. When selling, you receive the bid price, which is slightly lower than the ask price.

In summary, the spread in trading is the difference between the bid and ask prices of an asset. It plays a crucial role in determining the cost of entering and exiting trades and is an essential consideration for traders when evaluating the overall cost and profitability of their trading strategies.