Tesla stock jumps after the addition to the S&P 500 index

Tesla shares rise by more than 14% in premarket, gaining more than $40 billion in market cap and added more than 15 billion to the fortune of Elon Musk.

S&P Dow Jones Indices announced yesterday that Tesla will be added to the S&P 500 index on Monday, December 21. $TSLA would be one of the 10 most valuable companies in the benchmark.

Tesla Inc reported its fifth consecutive quarter of profit on Q3 revenue of $8.77 billion. Tesla also reported that it delivered 139,300 vehicles during the 3Q, which is a new record for the automaker.