In trading, discussions often center on strategies, indicators, or market predictions. Yet behind the numbers lies a quieter factor that often determines whether a system can endure: position sizing.

Karim Rahemtulla recently released a video on the importance of position sizing. And if you don’t know what position sizing is, don’t worry, you will by the time you finish the video. Karim considers ...

Sizing is a key concept in portfolio management. Limiting a single position’s size can help prevent excessive losses. At the same time, distorting a position’s size can enhance performance, assuming ...