Check out the companies making the biggest moves in midday trading: Dominion Energy — Shares popped more than 9% after NextEra Energy announced a deal to acquire the company in an all-stock transaction. NextEra said the combination of the two companies will create the world's largest regulated electric utility business. NextEra shares were down about 5%. Viking Holdings — The cruise line's stock rose nearly 2% after an upgrade from Wells Fargo to overweight. The firm cited stronger-than-expected bookings and resilient demand despite fears associated with the ongoing Iran war. Advanced bookings for 2027 already have risen 31% from the prior year, Wells Fargo said. Viking stock has outperformed other cruise lines since the Middle East conflict began. Mobileye — Shares of the maker of advanced driver assistance technology fell almost 8% after shares were initiated at an underperform rating at Jefferies. The analyst, who has a $8 price target for the stock, warned Mobileye is facing heightened competitive pressure and is already pricing in upside from improved autonomy systems. Cognizant Technology Solutions — Shares of the artificial intelligence tech services provider rose nearly 7% after the company doubled its share repurchase target for this year. Cognizant now plans to buy back about $2 billion of its own stock in 2026. Boston Scientific — Shares rose more than 3% on plans for a $2 billion accelerated stock repurchase plan. The medical devices company also made a $1.5 billion investment in a privately held heart valve business, MiRus. The deal enables Boston Scientific to reenter the market for transcatheter aortic value replacement. Regeneron Pharmaceuticals — Shares fell more than 10% after the drugmaker's treatment for a skin cancer missed goals in a late-stage trial. Macy's — The department store shares rose about 1% after a regulatory filing revealed Berkshire Hathaway initiated a small position in the company, valued at roughly $55 million at the end of the first quarter. The stake is very small for the conglomerate, so many speculated it was bought by investment lieutenant Ted Weschler, who manages 6% of the equity portfolio. Bio Rad Laboratories — The stock jumped 11% following a Wall Street Journal report that activist Elliott Investment Management has built a sizable stake in the company. However, the exact size of the stake and Elliott's vision for the company were not detailed in the report. Delta Air Lines — Shares were up more than 1% after a regulatory filing showed Berkshire Hathaway took a sizable stake in the airline, at a total of $2.6 billion . It comes six years after Warren Buffett moved Berkshire's entire equity portfolio out of airlines. ServiceNow — The software company's shares jumped 6% following Bank of America reinitiating coverage of the stock with a buy rating. ServiceNow will likely benefit from AI, not be replaced by it, the bank wrote. Ford Motor — Shares were recently down about 1%, but the stock spiked in early trading after Ford Energy and EDF power solutions North America announced a five-year agreement to produce up to 4gigawatt hours of direct current Block Battery energy storage systems annually. Ford Energy is a subsidiary of the company, and deliveries as part of the agreement are expected to begin in 2028. — CNBC's Christina Cheddar Berk, Nick Wells and Yun Li contributed reporting.
