Here are some of the stocks making headlines in midday trading. Snap — Shares of the social media platform surged 12%. Activist investor Irenic disclosed that it holds a roughly 2.5% stake in Snap and proposed a plan to help lift the share price, including shutting down Snap's augmented reality Specs business. Bloomberg first reported news of Irenic's stake and campaign. FactSet — The markets data company saw shares climb more than 4%. Adjusted earnings in the second quarter came in at $4.46 per share, topping the $4.38 per share consensus estimate. FactSet also lifted its full-year guidance, forecasting adjusted earnings of $17.25 to $17.75 per share. Symbotic — The robotics company jumped almost 5%. Symbotic entered a strategic agreement to provide warehouse automation capabilities at Associated Wholesale Grocers' Gulf Coast Division Support Center in Pearl River, Louisiana, according to an announcement from both companies. Rocket Lab — The space company's stock rose about 4% after it received regulatory approval to buy Mynaric. Rocket Lab expects to complete the acquisition of the optical inter-satellite communication company in April. Constellation Energy — The energy company's stock fell more than 8% after it offered a disappointing 2026 earnings forecast during a closely watched investor call. Constellation also failed to unveil any new deals with tech companies, which had been highly anticipated. CEO Joe Dominguez said he expected new data center business will come, but he wasn't yet ready to make any new announcements. Constellation expects to earn between $11 and $12 per share this year. The consensus analyst estimate from FactSet was earnings of $11.73 per share in 2026. McCormick — Shares tumbled more than 5%. The maker of Old Bay seasoning will be purchasing Unilever's food business in a cash-and-equity deal valued at almost $45 billion. McCormick will pay $15.7 billion in cash. Unilever shareholders will own 55.1% of the combined entity, and Unilever will have a 9.9% stake. Amphenol — The maker of system sensors and antennas gained more than 2% following an upgrade to buy from hold at Jefferies. Analysts at the bank pointed to strong order growth and solid margins for the rating change. Big Tech — The group rose alongside the broader market after a report said President Donald Trump is looking to end the Iran war without reopening the Strait of Hormuz. Meta Platforms and Microsoft climbed 4% and roughly 1%, respectively. Nvidia and Apple advanced 3% and 0.9%, respectively. The four names are lower since the conflict began. Nike — Shares of the athletic shoe maker rose about 2% ahead of the company's earnings results set to release Tuesday after the close. Apellis Pharmaceuticals — Shares doubled, up 135%, after Biogen announced it will acquire the company for $5.6 billion in cash. Biogen, whose shares fell more than 5%, said the deal will enhance its portfolio in immunology and rare disease. Centessa Pharmaceuticals — The drugmaker surged 45% after Eli Lilly said it agreed to buy the company . Lilly said in a press release the acquisition would help advance work Centessa is doing on treating excessive daytime sleepiness and other neurological conditions. Lilly's shares gained 2%. Novo Nordisk — Shares rose 1% after the company announced a multi-month subscription plan for its obesity drug Wegovy. Patients can chose three-, six- or 12-month subscriptions for the treatment. The plan is expected to appeal to those paying cash for the drug, with patients saving up to $1,200 a year on the injection and $600 per year on the pill. Marvell Technology — Shares jumped 7% after an announcement that Nvidia will be investing $2 billion in the company as part of a strategic partnership. Nvidia said it plans to connect Marvell to its artificial intelligence factor and radio access network ecosystems. — CNBC's Sarah Min, Davis Giangiulio, Christina Cheddar Berk and Nick Wells contributed reporting. Markets shift and headlines fade, but the core principles of building long-term wealth remain constant. Join us for our third CNBC Pro LIVE, where investors of all backgrounds — from financial professionals to everyday individuals — come together to cut through the noise and gain actionable strategies for smarter, more disciplined investing. No matter where you're starting from, you'll leave with clearer thinking, stronger strategies. Enter your email here to get a discount code.
