Check out the companies making the biggest moves before the market: Super Microcomputer — Shares rose about 17% after the server maker reported preliminary fourth-quarter results that featured much stronger profitability than investors expected, offsetting revenue that hit near the lower end of guidance. Dell Technologies, Hewlett Packard Enterprise — The super micro computer’s rapid growth has spilled over into its server peers, with the group receiving a boost from better-than-expected preliminary results. Dell and Hewlett-Packard Enterprises were both up more than 4% before the bell. Pegasystems — The software company fell more than 14% after reporting second-quarter results that fell short of Wall Street expectations. Adjusted earnings were 35 cents per share, lower than the 43 cents per share expected by analysts surveyed by FactSet. Oklo, X-Energy — Nuclear reactor suppliers rose in pre-market trading after a Bloomberg report that the companies are joining President Donald Trump’s administration’s efforts to accelerate the development of nuclear power plants for AI data centers. X Energy rose 4% and Okro rose more than 3.5%. Rocket Lab — Shares rose 4% after the company won a $266 million contract from the U.S. Air Force. The contract includes the launch of 12 suborbital vehicles and is expected to be completed by the end of 2028. Calmaine Foods — The egg producer fell more than 4.5% after reporting a surprise loss of 76 cents per share in its fiscal fourth-quarter earnings report. Analysts polled by FactSet had expected earnings of 8 cents a share. The company blamed its losses on historically low inflation-adjusted egg prices during the accounting period. GE Vernova — Shares fell more than 7% even though the company reported strong second-quarter sales growth and raised its full-year outlook. CEO Scott Strzyk said in a press release that the company’s $176 billion backlog will enable continued revenue growth and margin expansion. AT&T — The telecommunications company rose 3% despite mixed results in its second-quarter earnings report. AT&T’s adjusted earnings were 65 cents per share, beating the FactSet consensus of 59 cents per share. Philip Morris International — The tobacco company fell 0.5% after the company issued a weaker-than-expected outlook for the third quarter. Philip Morris expects earnings per share of $2.20 to $2.25 for the quarter, below the $2.42 expected by analysts polled by FactSet. The company’s second quarter results exceeded expectations in both profit and sales. CME Group — Shares rose 1% after the exchange reported better-than-expected profits and sales in its second-quarter financial report. CME also said in a press release that the first half of 2026 was its best first six months on record. —CNBC’s Yun Li contributed reporting
