Trader Brian Jones@MasterBJonesTesla jumps 6% in heavy volume ahead of S&P 500 entry, stock then falls a bit in after hourscnbc.comTesla jumps 6% in heavy volume ahead of S&P 500 entry, stock then falls a bit in after hoursTesla had a wild trading day on Friday, with more than four times the usual volume.11:45 PM · Dec 18, 2020·Twitter Web App1 Retweet6 Likes