Take a look at the companies making headlines in midday trading: Walmart — The retail giant beat fiscal third-quarter earnings and revenue estimates, sending shares up nearly 5% to a record high. The retailer also raised its forecast again as it sees growth in e-commerce and improving sales outside of grocery stores. Super Micro Computer — Shares of Super Micro Computer soared 29.2% after the server maker announced BDO as its new auditor, replacing Ernst & Young who resigned last month. Supermicro also provided Nasdaq with a plan on how to comply with the exchange’s rules. Lowe’s — The home improvement retailer said it expects sales to decline in 2024, sending its shares down more than 3%. The guidance masked a better-than-expected third-quarter report. Kraft Heinz — Shares of the packaged food company fell about 1% after Piper Sandler downgraded its rating to neutral from overweight. The investment firm said Kraft Heinz is working to reverse declining retail sales, including at its lunch brands, and that Robert F. Kennedy Jr.’s potential role in the incoming Trump administration could pose risks. Insmed — Shares of Insmed rose more than 8% after the drugmaker terminated a $500 million equity sale agreement with healthcare investment bank Leerink Partners. Viking Holdings — Shares of Viking Holdings fell 1% even though the travel company’s third-quarter results beat Wall Street expectations. Viking reported adjusted earnings of 89 cents per share on revenue of $1.68 billion. Analysts polled by FactSet forecast earnings excluding items of 84 cents per share on revenue of $1.67 billion. The company also reported strong early bookings for the 2025 season. Symbotic – The automation technology company’s fourth-quarter revenue exceeded expectations, and its stock price soared 26.2%. Fourth-quarter revenue of $576.8 million beat analysts’ estimates of $470.2 million, according to FactSet. Symbotic also provided strong revenue guidance for the current quarter. H & R Block, Intuit – Both tax preparation companies fell after The Washington Post reported that President-elect Donald Trump’s Council on Government Effectiveness is seeking a new mobile app for filing taxes. Intuit shares retreated 5.4%, while H & R Block shares fell 7.4%. —CNBC’s Jesse Pound, Yun Li, Sarah Min, Alex Harring, Sean Conlon and Pia Singh contributed reporting.