How to Use the RSI Indicator for Day Trading

Did you know that the stock exchange as we know it today was invented as early as 1792?

Since then, the stock exchange has been a vital part of how many people do business, how companies function, and how people make a lot of money. Of course, you can’t take advantage of the stock market unless you know how it works.

Arguably, one of the most important portions of the stock market is the RSI indicator. You may have heard of this indicator before, and you may have even seen it in action without realizing it. But what is the RSI indicator exactly, and how can it help you with day trading or momentum trading?

Is it really necessary to understand it, or can you go about your day trading strategies without understanding this single indicator? Keep reading and learn more about why the RSI indicator is so important and how you can use it to your own advantage for your day trading strategies.

What You Need to Know About the RSI Indicator

The first thing about this indicator you should know is that RSI stands for relative strength index. This name may seem somewhat vague if you don’t know anything about how this indicator works, but you will find that it will make a lot more sense as you learn more about how this simple indicator works. This indicator is mainly used in momentum trading, and it can tell you a lot of information related to buy and sell signals.

The RSI indicator is a type of momentum indicator, but what does that mean exactly? There are many types of momentum indicators that people can use on the stock market, but they all more or less do the same thing. Their main function is to analyze the strengths and weaknesses that may affect a given stock’s price.

The term momentum refers to the speed at which the price of a stock may increase or decrease.

The RSI indicator is one of the most common momentum indicators that people use to accomplish this. However, another very common momentum indicator is the moving average convergence divergence (MACD).

The Details

You might be wondering what the point of using a momentum indicator is. After all, what’s the point in learning more about how fast or slow a stock’s price changes? Isn’t the price itself more important to consider when day trading?

Not necessarily. On the contrary, the speed at which a stock’s price changes is often one of the most important factors to consider when making trades on the stock exchange. But why?

This is because the speed at which a stock’s prices change can tell you a lot about the strengths and weaknesses of that particular stock. It can also give you some insight as to whether or not a certain stock may be a good investment or not. Of course, the more information you have about a stock, the easier it will be to make a decision.

The last thing you want to do is ignore momentum indicators like the RSI indicator when you’re in the middle of trading. If you do that, you could easily end up making the wrong kind of trade or investment, and you could end up losing a lot of money when you thought you were going to earn money.

What Else Should You Know About the RSI Indicator?

One thing that you should know about RSI levels and momentum indicators, in general, is that they are not all-purpose tools. While they can be quite versatile and useful in different situations, the RSI indicator tends to be more useful in certain situations than in others. In particular, this indicator and the measurement of momentum, in general, is especially helpful when the stock market is on the rise.

But why? It all has to do with the frequency at which the market rises. If you look at any stock market trend, you will find that the market rises far more frequently than it falls.

But besides measuring how fast the price of a stock changes, what else can the RSI indicator do? One particularly useful thing it can do is determine whether or not a particular stock is becoming overvalued or undervalued. This is based on the stock’s average price and how the stock’s current price is differing from its usual price.

This is a very important factor to take into consideration as it can make your day trading endeavors a lot simpler and easier. For example, suppose you see a stock that you might be interested in investing in. At first glance, the price might seem like a good deal, but upon closer inspection and with the help of the RSI indicator, you may find that the stock is very overvalued.

What You Need to Know

As the term suggests, this means that its price is far higher than its usual price. Buying the asset when it is overpriced is not a good idea as you would essentially be wasting money on an overpriced stock. On the other hand, if you discover that a stock is drastically underpriced according to the RSI indicator, it would be a good idea to buy up that stock as quickly as possible.

After all, you would be able to get the stock for an unusually low price which would surely benefit you in the long run. Besides that, the RSI indicator can also determine whether a stock is overbought or oversold. This analysis can help you make investment decisions in a variety of ways.

After all, if a stock is being overbought, there is a reason why that is happening. This is also the case with stocks that are being oversold. By studying the stock more, you may understand why this may be happening and you can make a better investment decision as a result.

In a sense, the RSI indicator is a great method to help guide you to making the right investment decisions at the right time, whether you are buying or selling.

How to Use the RSI Indicator

Learning how to read RSI indicators can be challenging at first, especially if you don’t know what to look for. However, after enough practice and experience, you will find that reading the indicator and using it in your regular trading practices will become like second nature to you. But where should you start?

To start, you should become more familiar with the RSI indicator graph. Any graph that uses this indicator will consist of a broken line with many verticle bars making up the entire graph. Such a chart will plot various pieces of information such as the price of an asset and how it changes over a period of time.

Learning how to read such a chart will tell you more about the trends for that asset and whether it is likely to keep rising or keep falling, depending on its previous history. The great thing about the RSI indicator is that it is essentially a way to predict what a certain asset might do next. Depending on what you find out about an asset with the RSI indicator, you can have a better idea as to whether that asset is going to become overvalued or undervalued in the near future.

What to Know

You can also have a better idea of how fast the price of that asset will change. As a result, you can make better decisions as to when you should buy or sell that asset. The RSI indicator is especially helpful for short-term traders.

Besides that, if you’re looking for some buy and sell signals to help guide you in your investments, the RSI indicator can provide you with just that. And keep in mind that you don’t always have to rely on the RSI indicator alone to help you through your investment decisions. There are many other indicators and tools you can use along with the RSI indicator to help you make only the very best decisions.

As long as you have all that figured out, you shouldn’t have any trouble becoming a master of day trading.

All About the RSI Indicator

The RSI indicator is arguably one of the most important indicators you can use on the market. It can do all sorts of things, such as tell you the momentum of a stock’s price and tell whether or not that stock is overbought or oversold. All this, of course, can help you make better investment decisions.

To learn more about how the stock market works, click here.

Leave a Comment

Your email address will not be published. Required fields are marked *

Most Popular NinjaTrader Articles

NinjaTrader Logo

Chart Trader

The Enhanced Chart Trader makes it easy to manage trades in a Chart window by solving many common challenges.

Order Flow

The Impact Order Flow analyzes tick data to create a dynamic display of details that truly impact trading decisions.


We build the best NinjaTrader indicators with years of experience in trading futures and understanding what traders need.

Customer Reviews

I’ve used dozens of different indicators over the years and the ones I’ve gotten from Affordable Indicators are by far my favorite. They’re reliable, they are not resource heavy and, when I have a question, the support is responsive and helpful. Highly recommended!

Brent S.

Futures Trader

Contact Our Team

We would love to hear from you! The best way to reach us is using the circular help button in the bottom right corner of this page.