I heard the reason Tesla ( and all other EV sales are down in the US is basically about range, and the non proliferation of charging infrastructure which people expected would be sorted for them. Visiting the in-laws over there can mean a lot of miles. Trump of course is anti.
Share prices these days for companies like that have more to do with speculators than value. The Price to Earnings ratio is by traditional measures very high, but nowhere near the meaningless numbers other companies have.
Elon just tried to buy the OpenAI company for ($97Bn,), owned by another billionaire, (Sam Altman) who said no thanks. Trump may be involved there, I daresay he would rather have the best AI in a non-open, American ownership. The Deepseek issue focuses minds on that. It's only one step away from China using US tech against them.
Ha! JD Vance is on Bloomberg right now saying how the Mighty Murrican needs to be in control of the best stuff.
He's dangling access to that AI as a threat to EU countries who want to regulate the likes of Apple , Google and X . Oh who owns X, and X-AI?
Trump can't do that while Sam - who's a Bill Gates type geek, says, nah, it's ok,we can make money and keep it open source.