Thanks to @Hank Hill for the original idea and ToS script this is based on, and TV for the feedback and support on the use of the security() function.
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.