Check out the companies making headlines before the bell: CrowdStrike – The cybersecurity stock rose 3.4% after Deutsche Bank changed it from hold to buy. Analyst Brad Zelnick said the market “has not yet fully realized the extent to which AI will expand the cybersecurity market.” Cybersecurity peer Palo Alto Networks gained sympathy, rising 2%. Rivian – Shares rose 3.8% after the electric vehicle company was upgraded to acquisition status at UBS. Analyst Joseph Spak said the recent decline in stock prices presents an opportunity to buy ahead of a turning point for the R2 midsize SUV. Micron, SanDisk, Western Digital – Memory stocks rose broadly as traders appeared to be returning to artificial intelligence stocks following Friday’s selloff. Micron, SanDisk and Western Digital each rose about 2%. Estée Lauder – Shares rose 3.5% after the beauty company reported first-quarter results that beat analysts’ expectations. Estée Lauder earned an adjusted profit of 72 cents per share on revenue of $3.72 billion. Analysts polled by FactSet had expected sales of $3.65 billion and earnings of 51 cents a share. The company also raised its full-year profit forecast. Lumentum , Marvell Technology — Marvell stock rose 3% and Lumentum rose 2%, halted after the former agreed to acquire the latter company in an all-stock deal that valued Lumentum at $115 billion. The transaction is expected to close in the first half of 2028. ExxonMobil, Chevron, Valero – Energy stocks fell after oil prices fell earlier in the week. ExxonMobil fell 1.2% and Chevron fell nearly 1%. Valero pulled back 1.5%. Bloom Energy , Vertiv — Both names rebounded slightly as investors bought up Friday’s pullback. Bloom Energy rose 2.3% after falling 8% in the previous session. Vertiv rose 2.5% after the digital infrastructure technology company fell 5% on Friday. — CNBC’s Fred Imbert contributed reporting
