ATFXWhat is the meaning of pre market and post market trading in US stocks? There is a risk of loss when investing

In the market, the terms pre market trading and post market trading are often mentioned by investors. But for some newcomers to the market, it is not very clear. To address this issue, let's talk about what trading before and after the US stock market means today?What is the impact?

What do pre and post market trading in US stocks mean?

Pre opening and post opening trading refers to trading during abnormal opening hours. Trading before opening is referred to as pre opening, while trading after opening is referred to as post opening. In the United States, US stocks allow pre and post market trading outside of normal trading hours, such as the New York Stock Exchange and Nasdaq having dedicated pre and post market trading sessions. The pre market trading period is usually in the morning Eastern Time in the United States4：00reach9：30Minutes, and the aftermarket trading time range is in the afternoon16：00reach20：30Minute.

What is the impact?

The trading price before and after the market has a certain impact on the opening price of the stock. The specific analysis is as follows:

【1】Before or after the market, a listed company announcing significant positive news will stimulate investors to engage in a large number of buying operations, leading to an increase in stock prices and subsequently causing stocks to open higher.

【2】Before or after the market, a listed company announcing significant bearish news can lead to investors selling the stock in large quantities or engaging in short selling operations, leading to a low opening of the stock.

The above are some knowledge points about pre market and post market trading of US stocks, hoping to help everyone.