vfactoruk on "[Plugin: Stock Ticker] Ticker has stopped working Loading stock data..."

Hi Just updated our site to the latest version of WordPress and the ticker has stopped working? Message: Loading stock data...

I have read your earlier posts and support ref conflict with W3 cache plugin . However I don't have this installed? Any help appreciated. Site link here

https://www.big-inteationalgroup.com/

https://wordpress.org/plugins/stock-ticker/