The concept of trend following is based on the belief that security prices move in upwards or downward trends over time and that the surest way to profit from those moves is to attempt to ride those trends.

Despite some claims that trend following is a strategy for nonconformists, trend following is in fact hugely popular, particularly among retail investors. Read more »


Whatever your opinions are about the concept of back-testing, there are few better ways to build a trading system than through the back-testing of historical data.

Back-testing allows us to answer critical questions like ‘how many positions should I hold in a portfolio?’, ‘how much risk should I take?’ or ‘how effective was this strategy in the past?’ Read more »


Trading systems are not only good for making money in financial markets but they are also extremely useful for learning. Unfortunately, trading systems often get discarded early on after a couple of poor back-test results.

Sometimes it is better to improve an existing model that needs work than to start afresh with a totally new system. In this article I look at 21 ways you might be able to improve on your existing trading system: Read more »


Conventional wisdom suggests that a reverse stock split is generally bad for a company’s stock. That’s because reverse splits are usually undertaken when a stock is in danger of being delisted.

But is there any actual evidence that reverse stock splits lead to bad investment returns? And if there is, might you be able to make money from shorting reverse split stocks? Read more »