Should You Buy TSLA Stock After its 20% Surge? TipRanksElon Musk adds $30 billion to his net worth in a single day: ‘Tesla will become the most powerful company in the world’ FortuneTesla Stock Jumped 22%. What Market History Says Happens Next. Barron’sTesla shares close at highest in 13 months as post-earnings rally continues CNBCA broadly flat week for Wall Street has a bright spot: Tesla Detroit Free Press