What is the meaning of UPPR on stock

UPPER pressure support class indicator is characterized mainly by the use of the stock's closing price, the highest price, the lowest price and other price information, a variety of calculation methods, to build pressure and support two trend lines.

Generally the pressure line is expressed as UPPER and the support line is expressed as LOWER, which will be used in this article.

The three lines are actually a separate indicator system, collectively known as the "Bollinger Bands", MID is the center rail, UPPER is the upper rail, LOWER is the lower rail.

1, BOLL indicator is a U.S. stock market analyst John Bolling based on the principle of standard deviation in statistics designed a very simple and practical technical analysis indicators.

Generally speaking, the movement of the stock price is always around a certain value pivot (such as averages, cost lines, etc.) within a certain range of changes, Bollinger Bands indicator is based on the above conditions, the introduction of the "stock price channel" concept, which believes that the width of the stock price channel with the size of the stock price fluctuations and changes, and stock price The channel also has variability, it will automatically adjust with the changes in stock prices.

It is because of its flexibility, intuition and trend characteristics, the BOLL indicator has gradually become a popular indicator in the market widely used by investors.

2, in many technical analysis indicators, BOLL indicator belongs to a special category of indicators. Most technical analysis indicators are constructed through quantitative methods, they do not rely on trend analysis and pattern analysis, while the BOLL indicator is inextricably linked to the pattern and trend of the stock price. the concept of "stock price channel" in the BOLL indicator is the visual expression of the trend theory of the stock price.

3, BOLL is the use of "stock price channel" to show a variety of price levels, when the stock price fluctuation is very small, in the consolidation, the stock price channel will become narrow, which may indicate that the price fluctuations in the temporary calm period; when the stock price fluctuations beyond the narrow upper rail of the stock price channel, it is a sign of unusually fierce price When the price fluctuates beyond the lower rail of the narrow stock channel, it also signals the beginning of an unusually sharp downward movement in the price.