How to know that a stock start moving after pre market hours

To determine if a stock has started moving after pre-market hours, you can follow these steps:

1. **Monitor Pre-Market Activity**: Check your brokerage account data service or financial news sources for information on pre-market trading. This will provide insights into whether the stock has started moving before the regular market hours begin.
2. **Review Market News**: Keep an eye on market news and announcements, especially those related to the stock you are interested in. Significant news can impact a stock's price and may indicate a change in momentum.
3. **Analyze Pre-Market Data**: Look at the highs and lows printed by index futures, such as the S&P 500, NASDAQ 100, and Russell 2000, during the overnight session. These can provide support and resistance levels that may influence the stock's movement during the regular market hours.
4. **Use Pre-Market Scanners**: Utilize stock scanners to identify stocks with high pre-market volume, as this can be an indicator of increased investor interest and potential price movement.
5. **Track Floating Stock**: Be aware of the size of the stock's float, as it can impact liquidity and volatility. A lower float stock may exhibit more significant price movements due to lower trading volumes.
6. **Consider Market Sentiment**: Pay attention to market sentiment and any shifts in investor sentiment that could lead to increased buying or selling activity, which may start during pre-market hours.
7. **Use Technical Analysis**: Apply technical analysis to pre-market price movements, looking for patterns or trends that may continue into the regular market session.

By following these steps and combining them with your own knowledge and experience, you can determine if a stock has started moving after pre-market hours.