Check out the companies making the biggest moves midday: Valmont Industries — Shares of the agricultural product and infrastructure company rallied 12% on better-than-expected results for the first quarter. The company cited strong demand in its North America utility business for the beat. It also hiked the lower end of its full-year earnings guidance. Pitney Bowes — Shares of the mailing equipment and services giant popped 8% after the company posted preliminary results for the first quarter. First-quarter revenue of $477 million was above a FactSet consensus of $465.9 million, while adjusted earnings per share of around 47 cents were also above estimates. OFG Bancorp — The Puerto Rico-based financial services company’s stock jumped more than 5% after strong first-quarter results. OFG’s total core revenue grew to $185.8 million in the first quarter from $178.3 million a year ago. With solid trends, the company said it was continuing to buy back shares and it boosted its dividend by 17% during the quarter. Robert Half — The staffing company’s stock rose 4% after William Blair upgraded shares to to outperform from market perform, saying the valuation is “too compelling to ignore.” UnitedHealth — Shares popped more 9% after UnitedHealth reported first-quarter earnings and revenue that beat analyst expectations. The company earned $7.23 per share, adjusted, on revenue of $111.72 billion. Analysts expected a profit of $6.57 per share on revenue of $109.57 billion. UnitedHealth also hiked its full-year earnings outlook. 3M — Shares fell 2% after the manufacturing giant posted lackluster guidance and mixed Q1 results. The company sees full-year 2026 earnings per share between $8.50 and $8.70. Analysts polled by FactSet expected guidance around $6.50 per share. Amazon — The online retailer’s stock climbed 1.8% after Amazon agreed to invest up to $25 billion in Anthropic as part of an expanded agreement to build out AI infrastructure. This comes on top of the $8 billion Amazon has already invested in the artificial intelligence startup in recent years. Anthropic said in the Monday announcement that it’s committed to spending more than $100 billion on Amazon Web Services technologies over the next 10 years. Apple — The tech stock fell less than 2% after Apple announced that Tim Cook will step down as CEO on Sept. 1. Cook will assume the role of executive chairman and will be replaced by John Ternus, an insider who served as senior vice president of hardware engineering. Alaska Air Group — Shares of the airline fell more than 1% after it pulled its 2026 forecast due to the uncertainty around fuel costs. In the first quarter, Alaska Air lost $1.68 per share, after adjustments, on revenue of $3.3 billion. Both numbers fell short of estimates. According to LSEG, analysts anticipated the airline would lose $1.35 per share on revenue of $3.31 billion. GE Aerospace — Shares fell nearly 6% after GE Aerospace lowered its flight departure outlook, overshadowing a beat on Q1 earnings and revenue. Zions Bancorp — Shares dipped 2.4% after the regional bank posted net interest income in its first quarter of $662 million, below the $674.5 million expected by analysts polled by StreetAccount. However, earnings of $1.56 per share beat the consensus forecast of $1.42 per share, according to LSEG. Steel Dynamics — The stock rose 3.7% after the steel producer posted mixed first-quarter results. Revenue of $5.2 billion outpaced the $5.1 billion analysts surveyed by LSEG were expecting. But earnings of $2.78 per share came in slightly below the expected $2.79 per share. D.R. Horton — Shares rose 7.2% after the homebuilder reported fiscal second-quarter earnings of $2.24 per share, beating the $2.15 earnings per share expected by analysts polled by LSEG. However, quarterly revenue of $7.56 billion came in below the forecasted $7.60 billion. Tractor Supply — Shares slid 9% after the rural lifestyle retailer posted earnings and revenue that disappointed expectations. First-quarter earnings of 31 cents per share came in below the 34 cents expected by analysts polled by FactSet. Revenue of $3.59 billion missed the $3.63 billion consensus estimate from FactSet. Quest Diagnostics — Shares of the laboratory testing services company popped 5.2% following its latest results. Quest Diagnostics posted first-quarter earnings of $2.50 per share, on an adjusted basis, exceeding the earnings of $2.37 per share expected by analysts polled by FactSet. Revenue of $2.90 billion also beat the $2.83 billion consensus estimate. — CNBC’s Christina Cheddar Berk, Lisa Kailai Han and Davis Giangiulio contributed reporting. Correction: This story has been revised to reflect that UnitedHealth reported first-quarter revenue of $111.72 billion. A previous version misstated the revenue reported.
Stocks making the biggest moves midday: UNH, PBI, AAPL, AMZN
