Technical analysis is a method of evaluating investments by analyzing statistics generated by market activity, such as past prices and volume. Think of it like a weather forecast. Meteorologists use historical weather data and patterns to predict if you'll need an umbrella tomorrow. Similarly, technical analysts use historical market data to forecast where a stock's price might be headed.

Instead of digging into a company's financial health, technical analysts study price charts and trading volumes. They look for patterns and trends, believing these can provide clues about future market behavior. It's a focus on the 'what' (what is the price doing) rather than the 'why' (why is the price doing it).

Technical analysis is built on a few key assumptions about how markets work. Understanding them is key to understanding the entire approach.

The first is that market action discounts everything. This is a big one. It means that at any given moment, a stock's price reflects everything that is publicly known about the company. This includes news, earnings reports, and broad economic factors. Technical analysts believe that all this information is already baked into the price, so there's no need to analyze it separately. The price is the final verdict of supply and demand.

The second principle is that price movements are not random. Prices move in trends, which can be upward, downward, or sideways. The goal of a technical analyst is to identify a trend early and trade in its direction. This belief stems from the idea that history tends to repeat itself, largely because human psychology—emotions like fear and greed—remains consistent over time. The patterns that appeared in the past are likely to appear again.

Technical analysis is often contrasted with fundamental analysis, another popular approach to evaluating investments. They look at completely different things to arrive at a conclusion.

Fundamental analysis is like being a detective for a company's financial health. A fundamental analyst examines a company's financial statements, management, competitive advantages, and industry conditions. The goal is to determine a company's intrinsic value and decide if its stock is currently overpriced or underpriced. It’s focused on what a stock should be worth.

Technical analysis, on the other hand, doesn't care about intrinsic value. It's focused on market psychology, using charts to gauge the balance of supply and demand. A technical analyst might not know what the company sells, but they can tell you about its price history and current trend.

Neither approach is necessarily better than the other, and many investors use a combination of both. They might use fundamental analysis to decide what to buy and technical analysis to decide when to buy it.

Now, let's test your understanding of these core concepts.

By focusing on price action and market history, technical analysis offers a distinct lens through which to view financial markets.