Musk, who has been floating the idea of creating a third political party for weeks in the wake of his split with the president, reignited the push over the weekend after the passage of Trump's sweeping tax cut and spending bill -- which Musk railed against over its estimated impact adding trillions to the national debt.

President Donald Trump blasted Elon Musk’s bid to start a new political party, as the intensifying feud between the former allies deepens concerns among investors over the implications for Tesla Inc.