What is the spread?

Spreads are financial securities, assets or commodity the difference between the buy price and the sell price. For investors, the difference may represent a trading opportunity.
Where have you heard of spreads?
Events in which market investors buy shares or other assets at a price that is very different from the price at which they sell tend to be financial news. That could be the market slowdown and liquidity A falling signal.
What you need to know about the spread...
In stock market, the spread is the price at which a trader buys a share ( selling Price) and the price at which the shares were sold ( purchase Price) the difference.
The situation in the foreign exchange market is basically the same: the larger the spread, the higher the profit.
In the bond market, spreads have a slightly different meaning, referring to the different returns of similar but slightly different bonds.
In the futures market, a spread is the same security or commodity with different delivery dates. Futures price difference.