ISeeCars.com – trackers of used-car sales — says the average price paid for a used Tesla was down 8% to $30,708. The next most significant price drops were Chrysler, off 7% to $25,632, Dodge, off 6% to $33,763, Genesis, off 5% to $33,769, and Maserati, off 5% to $43,821.

Tesla, which is battling a global sales slump amid backlash against CEO Elon Musk's political interventions, saw its sales in the UK fall 36% in May.

Chief Executive Elon Musk said his recent attacks on President Trump [went "too far."](

Tim Higgins, Wall Street Journal and KKM's Jeff Kilburg, join 'The Exchange' to discuss Tesla's stock after a volatile month.

Elon Musk's sympathy for the far-right parties in Europe has harmed Tesla sales on the Old Continent. In the latest twist, Tesla owners in France are suing the carmaker, alleging its EVs have become "far-right totems," affecting their reputation.

Elon Musk is walking back a series of critical posts about President Donald Trump, admitting some of his tweets “went too far” after sparking viral backlash.

CNBC's 'Squawk on the Street' crew discuss Tesla as the electric carmaker's stock was hit with several downgrades since the Trump-Musk fallout.

Stocks traded higher but pared gains Wednesday after a report from The Wall Street Journal said China was putting a six-month limit on rare-earth export licenses for U.S. auto companies and manufacturers following the latest round of trade talks between Washington and Beijing.