Monday saw its shares fall for 1/5 straight day over the past month.

The total losses for the stock now stand at $277 billion.

That's taken a big bite out of founder Elon Musk's assets.

By the end of last week, his wealth was down by $49 billion ending his brief reign as the world's richest man.

The stock losses come as investors shift money to assets set to benefit from a global economic recovery.

Over the last three weeks, the tech heavy NASDAQ index is down over 10%.

1 analyst told Reuters Tesla had looked clearly overvalued at its peaks of around $900 and predicted the decline had further to run.