Simply choose what two securities (symbols) you want to compare. The study will subtract Open, High, Low, and Close of second input from the first. You may also move the plot line wherever you choose. It may be necessary to move the plot line in order for some charts to look right.
An utility tool that highlights the financial calendar quarters and marks the beginning of each period with label.
As always, you can support the author with donations via PayPal or crypto. I will be much appreciated and thankful for that.
A list of addresses is here bit.ly