William Blair downgraded Tesla (NASDAQ:TSLA) on Monday to a Market Perform rating after having it lined up at Outperform.

Tesla investors faced a rough start to the week, with shares dropping after Chief Executive Elon Musk's plan for a new U.S. political party drew the ire of President Donald Trump - and one downgrade.

The Dow Jones index was flat Monday on Trump tariff news. Tesla stock plunged on Elon Musk's new political plans.

Elon Musk has officially launched a new political movement, the "America Party," following the repeal of the $7,500 federal ...

Markets are seeking clarity on President Trump's tariffs, with the president targeting Aug. 1 for new country-specific ...

Shares in Tesla tanked by as much as 7.6% in pre-market trade Monday after its CEO Elon Musk said he is forming a new American political party, provoking an irate response from US President Donald ...

Asked about the effort on Sunday afternoon as he prepared to return to Washington, Trump called Musk's proposition ...

Elon Musk launches the America Party amidst political polarization, impacting Tesla investors. Learn how this move might ...