Here are some of the biggest premarket U.S. stock movers today:

Tesla (NASDAQ:TSLA) stock fell 1.6% after the EV manufacturer’s June sales of China-made electric vehicles fell 24.2% from a year earlier, data from the China Passenger Car Association showed on Tuesday.

Paramount Global (NASDAQ:PARA) stock rose 3.1% after the New York Times reported that the billionaire Barry Diller is considering a bid to take over the company after the studio he formerly led pulled out of a merger with Skydance Media.

Boeing (NYSE:BA) stock fell 0.4% after the Associated Press reported that the U.S. Justice Department is waiting for the planemaker to accept a plea deal to settle felony fraud charges related to two fatal crashes of its 737 Max planes.

Carnival (NYSE:CCL) stock fell 1.1% and Norwegian Cruise Line (NYSE:NCLH) dropped 1.2% as Hurricane Beryl worked its way through the Caribbean, potentially disrupting cruise activity.

Polestar (NASDAQ:PSNY) stock fell 5% after the EV maker posted a first-quarter operating loss, adding that it will have to take steps to offset hefty EU and U.S. import tariffs on its Chinese-made electric cars.

Pure Storage (NYSE:PSTG) stock fell 5% after UBS downgraded the company, which develops all-flash data storage hardware and software products, to “sell” from “neutral”, highlighting concerns over slowing growth, market share decline, and an overvalued stock price.

CrowdStrike (NASDAQ:CRWD) stock slipped 2.5% after Piper Sandler downgraded its stance on the cybersecurity firm to "neutral" from "overweight", citing valuation concerns, saying risk/reward is less “favorable”.

The automotive giant is bankrupt: Vehicles will be sold at a loss! The automotive giant is bankrupt: Vehicles will be sold at a loss!

Incyte (NASDAQ:INCY) stock fell 3.1% after BMO Capital Markets downgraded the pharmaceutical group to "underperform" from "market perform", citing concerns that revenues from its key eczema cream Opzelura would likely be "challenged".

Editor: Albert Owen