Check out the companies that made the biggest moves at midday: Super Microcomputer — Shares soared 25% 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. EQT — Shares rose more than 6.6% after the natural gas producer reported better-than-expected second-quarter production. EQT also raised its 2026 sales volume outlook from 2,275 to 2,375 bcfe to 2,375 to 2,450 billion cubic feet equivalent (bcfe). Amazon — Shares of the e-commerce and cloud services giant fell 1%. Amazon is cutting jobs in its artificial intelligence group, CNBC confirmed Wednesday. This is the latest layoff since the company announced in January that it would lay off about 16,000 employees AAR — Shares fell nearly 11% after the $5 billion market-cap company, which provides aviation services to airlines and the government’s defense department, posted fourth-quarter fiscal year gross profit margins and adjusted EBITDA margins, according to FactSet’s Street Accounts service. Management said in an earnings call that margin pressures in the parts supply division were due to a constrained supply of “used serviceable materials.” Westinghouse Air Brake Technologies — The railroad industry equipment provider’s stock soared 11% to a new 52-week high. Westinghouse raised its full-year outlook, predicting adjusted earnings per share of $10.60 to $10.90 and revenue of $12.3 billion to $12.6 billion. FactSet consensus had called for $10.63 per share and revenue of $12.39 billion. Chubb — Shares fell more than 3% even as the insurer reported growth in its property and casualty business slowed compared to the previous quarter, which the company said was due to underwriting discipline. But Chubb expects pressure on growth from underwriting to ease. 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 Enterprise shares rose 10% and 5%, respectively. Pegasystems — Shares fell more than 16% after the software company reported 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. Rocket Lab — Shares rose 3.5% after the company won a $266 million contract from the U.S. Air Force. The contract includes the launch of 12 suborbital rockets and is expected to be completed by the end of 2028. GE Vernova — Shares fell more than 7% even though the company reported strong sales growth in the second quarter 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 — Shares rose 2.9% despite the telecommunications company’s mixed second-quarter earnings report. AT&T’s adjusted earnings were 65 cents per share, beating the FactSet consensus of 59 cents per share. CME Group — Shares rose 5% after the exchange operator reported better-than-expected earnings and earnings 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 Darla Mercado, Ananya Chetia, Fred Imbert and Scott Schnipper contributed reporting.
