This indicator shows the 9 day average of the correlation of the 11 S&P500 sectors with the security.
Recommend you use the indicator on SPX or SPY, but you can change the values to be compared.
In true TradingView spirit, the author of this script has published it open-source, so traders can understand and verify it. Cheers to the author! You may use it for free, but reuse of this code in a publication is governed by House Rules. You can favorite it to use it on a chart.