How should a corporate board respond to a CEO publicly insulting and shaming a sitting president? It’s not a question that most need to consider, since few chief executives dare to directly criticize the White House.

"The easiest way to save money in our Budget … is to terminate Elon's Governmental Subsidies and Contracts," Trump said in a post.

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,