Rivian stock drops another 15%

See also: 5 things to know about Rivian

The company bills itself as a maker of electric vehicles for the outdoors, and started selling a few limited-edition electric pickup trucks earlier this year, with volume production of the pickup and an upcoming electric SUV expected for next year.

See also: More electric pickup trucks are coming to market. The question now is who will buy them?

Rivian also plans to make electric delivery vans for Amazon.com Inc. AMZN, +3.75%, which alongside Ford Motor Co. F, -1.56% has a stake in the company and have its own charging network.

With the week’s losses, Rivian’s market valuation dropped to around $107 billion, still ahead of Ford’s valuation of $76 billion and General Motors Co.’s GM, -3.14% valuation of $90 billion, but a long way from Tesla Inc.’s TSLA, +0.01% market value of over $1 trillion.