Relative Performance chart
compares the rate of price change of two or more tradable instruments.
Plot starts with 0% at the very first visible bar and shows percentage
change of closing price since that point for every symbol in the list.
Relative performance charts are great for comparing dissimilarly priced
issues (for example stocks and indices) since it displays percentage
changes, not absolute values. You can easily see which instruments perform
better than others and choose best performers for your trading.