Bill Miller beat the market for 15 years in a row.

Rick Wilking/Reuters

Legendary value investor Bill Miller is shorting Tesla because of stiff auto-market competition.Miller told CNBC on Friday that Tesla is starting to lose market share as more electric vehicles hit the road."It's a phenomenal company but it's not worth $380 billion. I shorted it recently," Miller said.

Legendary value investor Bill Miller said he is shorting Tesla stock due to the growing threat of competition.

"I think Tesla...

Continue Reading Legendary investor Bill Miller says he's shorting Tesla because the EV maker has a looming competition problem: 'If it goes up, I'll short more'