Several U.S. companies, including Super Micro Computer and SpaceX, saw their stock prices increase in premarket trading Wednesday, while shares of Intuitive Surgical and Netflix declined. The price fluctuations followed the release of third-quarter financial results, updated corporate guidance, and other company-specific announcements.
Shares of Super Micro Computer increased by 12% after the data center server company revised its first-quarter revenue forecast upward. The company announced it anticipates revenue between $18.5 billion and $19.5 billion, an increase from its previous projection of $14.5 billion to $15.5 billion. Following this announcement, shares of competitors Dell Technologies and Hewlett Packard Enterprise also rose, increasing by 5.5% and 4.5%, respectively.
In the aerospace sector, SpaceX shares gained 8% after the company reported third-quarter revenue of $14.58 billion, a 161% increase year-over-year. CEO Elon Musk also stated that special committees have been formed by both SpaceX and automaker Tesla to evaluate a potential merger. Tesla’s shares increased by 1%. Other companies in the sector saw stock price increases, including Rocket Lab, which rose 2.5%, and AST SpaceMobile, which was up nearly 3%.
Conversely, shares of Netflix fell nearly 7%. The streaming company reported third-quarter revenue of $12.87 billion, a figure in line with analyst expectations. The company cited growth in membership and an increase in subscription prices as contributing factors to its 12% year-over-year sales growth.
Intuitive Surgical’s stock decreased by 6%. The medical robotics company reported third-quarter earnings of $3 per share, excluding certain items, on revenue of $3.05 billion.
AT&T shares declined 3.5%. The telecommunications company reported third-quarter earnings and revenue that exceeded analyst forecasts and raised its full-year earnings guidance. The company also confirmed capital expenditures that were slightly above expectations, according to data from FactSet.
Other notable movements included:
United Airlines shares fell 1%. The carrier reported third-quarter adjusted earnings of $2.54 per share on revenue of $17.88 billion. These figures were below consensus estimates compiled by LSEG.
Capital One Financial shares rose 3% after reporting third-quarter net income of $3.5 billion, or $5.61 per share. This compares to $3.2 billion, or $4.83 per share, from the same period a year ago.
Philip Morris International saw its stock decline by 3%. While the company’s third-quarter results exceeded expectations, its full-year earnings guidance for 2026 was below analyst forecasts compiled by FactSet.
Danaher Corporation shares decreased by 5.5% after reporting third-quarter revenue of $6.55 billion, which was slightly below the $6.56 billion expectation from analysts polled by FactSet.
CME Group shares fell 1%. The exchange reported adjusted earnings of $3.02 per share, above the FactSet forecast of $2.99 per share, with revenue also slightly above estimates.

