Check out the companies making the biggest moves midday: Brinker International — The Chili’s parent jumped more than 8%, on pace for its largest one-day advance since April. Short interest amounts to 12% of Brinker’s float, FactSet data shows. Brinker continues to rebound after tumbling as much as 18% between reporting earnings on Oct. 29 and the close on Nov. 6. Gibraltar Industries — Shares slumped over 12% after the building products manufacturer announced it had reached an agreement to acquire OmniMax International, a smaller rival, for $1.34 billion. The deal is expected to close in the first half of 2026. Vita Coco — Shares jumped 6% after the coconut water maker said it expects to see an average tariff rate of 6%, down from 23% previously expected. That comes after President Donald Trump slashed levies on several agricultural imports on Friday. OSI Systems — The electric components maker fell more than 3% after announcing the sale of $400 million in convertible notes due in 2031 . Alphabet — The YouTube and Google owner rose more than 3% after Warren Buffett’s Berkshire Hathaway revealed it took a more than $4 billion stake in Alphabet in the third quarter. Zymeworks and Jazz Pharmaceuticals — Drugmakers Zymeworks and Jazz Pharmaceuticals reported Phase 3 trial results of their cancer drug Ziihera. Zymeworks shares surged 31%, while Jazz rose nearly 22%. Lithium stocks — Citing a local Chinese news source, Bloomberg reported Ganfeng Lithium Group Company chairman Li Liangbin forecast Sunday that lithium demand will grow 30% in 2026. Albemarle , the largest U.S. producer, climbed 8%; Sigma Lithium popped 31%; and Lithium Argentina and Lithium Americas rose about 8.8% and 7.6%, respectively. Quantum Computing — Shares jumped 7% after the quantum computing provider issued a strategic roadmap toward scalable quantum and photonic manufacturing. Alibaba — E-commerce giant Alibaba unveiled Qwen App, its revamped Chat GPT-like artificial intelligence application, in China, pushing up its shares 3.4%. Apple — Investors reacted to a Friday report in the Financial Times that Apple is ramping up preparations to identify and name a successor to CEO Tim Cook. Apple fell 1.5%. Xpeng — U.S.-listed shares lost 8% after the Chinese electric car maker posted mixed third-quarter results, with its adjusted loss coming in narrower than analysts polled by FactSet had expected, while revenue roughly matched estimates. Fourth-quarter revenue guidance fell short of the consensus estimate. Aramark — The food services provider dropped 4% after fiscal fourth-quarter adjusted earnings of 57 cents trailed the 64 cents that analysts polled by FactSet had expected. Aramark’s $5.05 billion revenue also fell short of the $5.16 billion consensus. Aramark guidance for the fiscal year ending Sept. 2026 of adjusted earnings per share of $2.18 per share to $2.28 compared with the $2.27 analysts were expecting. — CNBC’s Michelle Fox-Theobald, Sean Conlon, Liz Napolitano, Alex Harring, Lisa Han, Itzel Franco and Scott Schnipper contributed reporting
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