Elon Musk’s bitter falling-out with President Trump could be costly for Tesla. As long as he is persona non grata in the Trump administration, Mr. Musk, the chief executive of Tesla, will struggle to persuade Republicans not to gut climate policies worth billions of dollars to the electric car and battery company.

The feud between Trump and Musk has led to a $150 billion drop in Tesla's market capitalisation, with shares falling 14%. This year, Tesla has faced significant losses amid decreasing demand and political distractions,

Could Musk be fired? Will he get his pay package approved? Will Tesla be punished? Shareholders are in for a bumpy ride as the Trump bromance ends.