Tesla stock fell for a fourth consecutive day on Friday, as investors digested price news about a new version of its Model Y. The car is getting more expensive. Higher prices will make it tough for Tesla to hit its 2025 sales goal unless a new model comes soon and is a hit.

Tesla is revamping its popular mid-range e-car after five years. Substantially unchanged, it gets a few decisive improvements on the way.

The launch of a refreshed version of Tesla's most popular car, the Model Y, comes as the company fights its first-ever sales decline.