Review of SPY's stock price trend

The data system will analyze the probability of the current stock price rise and fall for the index and individual stocks every day. We try to use the stock price change after 3 days to evaluate the effectiveness of the data system for stock price change analysis.

Take SPY as an example. On September 15, the system judged that the probability of SPY’s rise was 45%. The stock price rose in the next three trading days. The stock price fell from 443.37 USD to 438.64 USD,with a drop of 1.1%. It can be seen that the stock price trend is consistent with the trend of the system's rise and fall rate analysis.

SPY stock price trend analysis

SPY has a 44% chance of rising, and the RSI value is 40. There are 1 bullish indicators and 5 bearish indicators in the indicator signals. That is, the market resistance level is 446, and it will rise above the resistance level to look at 454. That is, the market support level is 435, and if it falls below it, it may try 431.