Self-described “long-term optimist” Elon Musk made another bold prediction about his car company. That isn’t necessarily good news for Tesla’s stock price—although investors initially appeared enthusiastic.

The backlash against the electric vehicle company has intensified as the billionaire ally of President Trump exerts his power over the federal government.

Elon Musk appears be to turning off potential Tesla buyers with his embrace of far-right politicians around the world, analysts say, and the hit couldn't come at a worse time.