Elon Musk

Tesla taunts short-sellers by selling 'short shorts'

After surpassing Toyota Motor Corp as the world's most valuable automaker and stunning with forecast-beating deliveries, Tesla Inc has taken time out to poke fun at the company's naysayers - with sales of red satin shorts.

Tesla replaces Toyota as world's most valuable automaker

Year to date, Toyota stock is down about 14%. Tesla, on the other hand, has soared more than 160%. And over the past month, Tesla shares have climbed more than 20%. Rising second-quarter delivery estimates catalyzed the recent Tesla stock move.