Sensex Slumps 509 Points, Nifty Ends Below 11,300 As Selloff Deepens Sensex Slumps 509 Points, Nifty Ends Below 11,300 As Selloff Deepens Share this:Click to share on Twitter (Opens in new window)Click to share on Facebook (Opens in new window) Related September 11, 2018 by vdc VIJAYCHOWK.COM