Stocks making the biggest moves midday: Coherent, Victoria’s Secret, Marvell, HPE, Generac, Intuit & more Several companies are making significant market moves, with Generac, USA Rare Earth, Optical stocks (Coherent, Lumentum, Corning), Marvell Technology, Hewlett Packard Enterprise, Victoria’s Secret, and Microchip Technology experiencing stock surges. Conversely, Intuit and Shake Shack saw their shares drop due to downgrades and lowered guidance, respectively. Credo Technology fell despite beating expectations, while Alphabet’s stock dipped following a major stock sale announcement.

• Generac stock climbed 6% on a deal to supply backup power to a hyperscale data center.
• USA Rare Earth gained nearly 5% after announcing a $1.2 billion investment for a magnet manufacturing facility.
• Intuit shares dropped nearly 9% following a Goldman Sachs downgrade due to anticipated increased competition.
• Shake Shack tumbled 10% after cutting its full-year earnings and second-quarter revenue guidance.
• Optical stocks like Coherent, Lumentum, and Corning surged due to rising AI and data center demand.
• Marvell Technology shares surged almost 30% after Nvidia’s CEO suggested it could be the next trillion-dollar company.
• Hewlett Packard Enterprise stock jumped 16% after reporting strong earnings and revenue guidance that exceeded estimates.
• Victoria’s Secret rallied about 44% after raising its full-year guidance and beating first-quarter earnings.
• Credo Technology shares fell almost 3% despite exceeding fourth-quarter earnings and revenue expectations.
• Microchip Technology jumped 4% after releasing positive revenue figures for its data center solutions business.
• Alphabet shares dipped 2% after announcing plans to sell $80 billion in stock.
• STMicroelectronics rallied around 15% after raising its 2026 revenue ambition for data centers.