Check out the companies making headlines before the market opens. General Mills — The maker of consumer food products such as cereal and Cocoa Puffs fell 5% after lowering its 2025 outlook. The company had expected the figure to fall 1% to grow 1%. Jabil — The electronic components stock soared 8% on stronger-than-expected fiscal first-quarter earnings and guidance. Jabil reported core earnings of $2 per share on revenue of $6.99 billion. The company also raised its full-year revenue and earnings-per-share guidance. Nvidia — Shares rose nearly 3% after four consecutive sessions of losses. The chipmaker entered correction territory after falling 10% from its all-time high earlier this week. Merck – Shares of Merck rose 1% on news that the pharmaceutical company has signed a $2 billion deal to develop, produce and commercialize an obesity drug from China’s Hansoh Pharmaceuticals. Merck will pay $112 million for the rights. Heico – The aerospace stock fell more than 4% after reporting mixed fourth-quarter results. Heico beat estimates by 1 cent per share, but revenue fell short of the $1.03 billion expected by analysts polled by FactSet. Warren Buffett’s Berkshire Hathaway is a holder. Ollie’s Bargain Outlet — Shares of Ollie’s Bargain Outlet rose more than 3% after Citi upgraded the stock to buy from sell and said “good stuff cheap is a retail model that performs well in any environment.” The company’s $133 price target implies an upside of more than 15% from Tuesday’s closing price. Xometry – The artificial intelligence-driven industrial market rose 4.6% after JPMorgan upgraded its rating to “overweight” from “neutral”. The bank calls the stock one of the “best long-term growth stories in our coverage” over the next three to five years. Birkenstock Holding – The apparel stock rose about 2% after fourth-quarter profit beat expectations. Birkenstock reported adjusted earnings per share of 29 euro cents, higher than analysts’ expectations of 26 euro cents, according to FactSet data. Revenue increased by more than 21% year-on-year to 455.8 million euros. Rivian — Shares fell 0.9% after Baird downgraded the electric vehicle startup to neutral from outperform, citing “few catalysts in 2025” and lower EV sales expectations. —CNBC’s Sarah Min, Pia Singh, Jesse Pound and Alex Harring contributed reporting