Airlines, Coupa Software, GitLab, and other companies are experiencing significant price changes before the market opens.

Take a look at some of the biggest movers in the premarket:

Delta, United, and Southwest airlines all experienced gains in the premarket, with Delta rising 3.7%, United jumping 3.9%, and Southwest adding 2.9%. These airlines also announced that air travel is rebounding from the earlier slump caused by the Covid omicron variant, and have raised their revenue outlooks accordingly.

Despite reporting better-than-expected profit and revenue results for its most recent quarter, Coupa plummeted 29.5% in premarket trading after issuing a weaker-than-expected full-year outlook.

Gitlab's shares rose 8.9% in the premarket after the development operations platform company announced positive results for its latest quarter and provided a better-than-expected outlook.

Toyota announced further production cuts due to semiconductor shortages, just a few days after reducing its domestic production target by up to 20%. This will affect the production of approximately 14,000 minivans. Despite this, Toyota's stock price increased by 2.8% in the premarket.

The stock of the vaccine manufacturer increased by 4.3% in premarket trading, following a 8.6% rise on Monday due to the increase in Covid cases in Shenzhen, China.

Alibaba dropped 4.7% in premarket trading after falling for the past three days and losing more than 27% over the past nine trading sessions. The Chinese e-commerce giant is under pressure due to both fears of a Covid-related economic slowdown in China and the threat of a possible U.S. de-listing. Those fears have hit other China stocks that list in the U.S., such as JD.com, which fell 3.8%, and Bidu, which sank 5.1%.

Vimeo reported a 23% increase in February revenue compared to the previous year, along with an 8% increase in subscribers and a 13% rise in average revenue per user. Additionally, the company's stock price increased by 2.5% in the premarket.

Goldman Sachs lowered its rating for Hormel Foods from "neutral" to "sell," citing concerns about inflationary pressures and the company's recent outperformance compared to the Staples group. Hormel's shares dropped 1.5% in premarket trading.

Peloton's stock increased by 1.5% in the premarket after Bernstein initiated coverage with an "outperform" rating, highlighting the company's robust business, new leadership, and recent stock price decline.

On Monday, Moderna's stock increased by 8.6%. Contrary to a previous report, it did not rise more than 11%.