Wedbush analyst Dan Ives wrote that the EV maker’s directors need to set ground rules for the CEO regarding his political activities.

Tesla shares sank Monday after CEO Elon Musk announced he would form a new political party in an escalation of his feud with President Donald Trump.

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,