It's a pretty simple indicator that allows you to calculate the stock's correlation directly in TradingView. You can use up to 5 symbols in this indicator. You can use any timeframe and limit date range for correlation calculation.
It's a pro indicator, you can have access to it for a small fee. Link to my PRO indicators you can find in my signature.
Will be happy to hear your feedback. - How do you want to use this indicator? - What other features do you want in it?
what formula use to calculate correlation coefficient in your indicator?