Shares of Tesla dropped by 14.2% as the market closed Thursday, the electric vehicle company’s 11th-worst day on the market ever. At one point in Thursday’s back-and-forth, Trump threatened the federal contracts that funnel billions toward Musk’s companies.

As Elon Musk and Donald Trump take jabs at each other online, their respective businesses are plummeting in value.

Elon Musk publicly accused Donald Trump of being named in the Epstein files, fueling online backlash and confusion. Crypto Twitter lit up as users reacted to the explosive claim, which remains unverified.