Elon Musk's empire isn't exactly crumbling, but it looks increasingly vulnerable as his falling out with President Trump intensifies.Why it matters: The world's richest person enjoyed ballooning wealth in the early days of his alliance with the president,

Tesla stock is already down more than 35% from its December highs, making it the worst performer among the “Magnificent Seven” tech giants this year. And with margins under pressure, competition heating up and demand softening, the last thing investors wanted was more distraction at the top.

Tesla shares fell nearly 7% on Monday, erasing $68 billion in market capitalization in a single day. The sharp fall came after CEO Elon Musk unveiled his new po