US Top News and Analysis | Stocks making the biggest moves premarket: Regeneron, Dominion Energy, Macy's & more
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The pre‑market move roundup highlights several notable shifts: Regeneron Pharmaceuticals slumped over 11% after its skin‑cancer treatment missed late‑stage trial goals, while Macy’s shares rose nearly 4% following a regulatory filing showing Berkshire Hathaway’s modest $55 million stake. Dominion Energy surged more than 12% as NextEra Energy announced an all‑stock acquisition to create the world’s largest regulated utility, and Bio‑Rad Laboratories jumped 13% after a report that Elliott Investment Management built a sizable, undisclosed stake. Arm Holdings dipped 1% amid a Bloomberg report of an FTC probe into potential chip‑market monopolization. Delta Air Lines edged up over 1% after Berkshire disclosed a $2.6 billion position, whereas UnitedHealth fell over 3.5% after Berkshire sold shares. Salesforce fell 1% when Bank of America reinstated an under‑perform rating, citing an AI‑driven structural reset, while ServiceNow rose more than 4% after the bank upgraded it to a buy on AI benefits. Coinbase and Robinhood both retreated after Bitcoin dropped below $27,000, and Ford Motor jumped over 6.5% after its Ford Energy unit secured a five‑year agreement to produce up to four gigawatt‑hours of battery storage annually, with deliveries expected in 2028.
Read more: https://www.cnbc.com/2026/05/18/stocks-making-the-biggest-moves-premarket-regn-d-m-and-more.html
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