S&P Dow Jones Indices said it will add Tesla Inc.’s full weight to the S&P 500 all at once in December, shedding more light on a mammoth addition that has captivated investors across Wall Street.
The index company said Tesla will be added to the broad stock-market gauge before the start of trading Dec. 21, meaning most index-tracking funds that follow the S&P 500 will engage in a flurry of trading the Friday before.
Tesla’s…
This post first appeared on wsj.com
