Check out the companies making headlines after the bell on Wednesday:
Shares of Tesla wavered after the company released its second-quarter results. Tesla reported a loss of $1.06 per share on revenue of $1.56 billion, compared to analysts' expectations of a loss of 52 cents per share on revenue of $1.62 billion, according to a Thomson Reuters consensus estimate.
Although Tesla fell short of Wall Street estimates for earnings and revenue, the company showed progress in increasing its production capabilities, which have long been an issue for the automaker. With these improvements, Tesla said it is on track to deliver 50,000 vehicles in the latter half of this year.
Shares of Jack in the Box spiked nearly 8 percent in extended trading following its earnings beat.
Jack in the Box reported third-quarter earnings of $1.07 per share on revenue of $369 million, compared to analysts' expectations of 87 cents per share on revenue of $367 million, according to a Thomson Reuters consensus estimate.
Shares of Square climbed 10 percent after the bell, following the company's second-quarter results.
Square reported a loss of 8 cents per share on revenue of $439 million, compared to analysts' expectations of a loss of 11 cents per share on revenue of $406 million, according to a Thomson Reuters consensus estimate.
Shares of TripAdvisor dropped nearly 8 percent in extended trading after the company's second-quarter earnings miss.
TripAdvisor reported earnings of 38 cents per share on revenue of $391 million, compared to analysts' expectations of 42 cents per share on revenue of $403 million.