Tesla's market cap sinks below $1 trillion as stock slumps more than 8%

KEY POINTS

• Tesla shares sank 8% on Tuesday and have now lost most of their gains that followed Donald Trump’s election victory in November.
• The stock has plunged 25% this year, while the Nasdaq is down just 1.5%.
• Reuters reported on Monday that the company’s long-awaited upgrade of its partially automated driving system in China left owners unimpressed.