Check out the companies making headlines in midday trading. Centene — Shares of the health insurance provider slid 5%. Guidance for full-year revenue came in at $186.5 billion to $190.5 billion, missing the FactSet consensus call for $194.1 billion. The outlook for premium and service revenue for the year was also shy of Wall Street estimates, ranging from $170 billion to $174 billion, versus the $175 billion expected. AI infrastructure stocks — Shares of companies tied to the artificial intelligence infrastructure industry surged in midday trading as traders snapped up the stocks after a hard week of selling in the tech space. Lumen Technologies , Applied Digital , WhiteFiber and CoreWeave were up at least 20% on the day. Nebius Group advanced 16%. Viasat — The provider of satellite broadband services saw shares gain about 10%. Adjusted earnings in the fiscal third quarter came in at 79 cents per share, up from 11 cents a year earlier. The company said it continues to expect double-digit operating cash flow growth in 2026. Management also said that Viasat continues to evaluate strategic options, which include potentially separating the company’s government and commercial businesses. Roblox — Shares of the online gaming platform jumped 12%. Roblox shared a rosy forecast, calling for full-year bookings in a range of $8.28 billion to $8.55 billion versus the $7.87 billion LSEG consensus estimate. Fourth-quarter adjus …
