U.S. equities saw sharp moves on Monday as investors reacted to earnings updates, analyst rating changes, and company-specific news. Major names such as Oracle and Nvidia led gains, while stocks including Workday and Waters came under pressure. Below is a breakdown of some of the most notable stock movers across market-cap categories.
Mega-cap stock movers (market cap above $200 billion)
Oracle shares jumped after DA Davidson upgraded the stock to “Buy,” citing optimism around its exposure to OpenAI-related growth, rising 8.03%. Nvidia gained 2.99% following reports that ChatGPT usage is expanding at more than 10% per month, according to CNBC.
Advanced Micro Devices advanced 2.05%, while Palantir Technologies climbed 3.3%. On the downside, Amazon fell 1.54%, Mastercard dropped 1.91%, and Netflix declined 2.07%. Micron Technology slid 2.09%, Amgen lost 2.25%, and Merck & Co retreated 2.83%.
Large-cap stock movers (market cap $10–$200 billion)
Waters shares plunged 11.53% after issuing weaker-than-expected first-quarter guidance. AppLovin surged 11.5%, while Roblox rose 8.69% after an analyst upgrade on strong bookings expectations. Unity Software added 8.08%, Bloom Energy climbed 7.83%, and Astera Labs gained 7.57% after announcing a new AI-focused R&D center in Israel.
Kroger advanced 6.46% following the appointment of Greg Foran as CEO. CoreWeave rose 6.85%. In contrast, Workday dropped 8.99% after announcing a leadership change, with co-founder Aneel Bhusri returning as CEO. Amark Precious Metals jumped 12.68%.
Mid-cap stock movers (market cap $2–$10 billion)
Kyndryl Holdings saw heavy selling, plunging 53.15% after missing third-quarter earnings expectations. Oaktree Acquisition fell 26.52%, while Monday.com dropped 20.34%. Cleveland-Cliffs slid 17.18%.
On the upside, Valspar surged 23.73%, Nexstar Broadcasting rose 10.84%, and Inflection Point Acquisition gained 14.04%. TeraWulf climbed 11.65% after Morgan Stanley initiated coverage with an “Overweight” rating. Bullish added 9.64%, while Cipher Mining advanced 10.76% following positive analyst coverage.
Small-cap stock movers (market cap $300 million–$2 billion)
Polaryx Therapeutics dropped 33.22%, while Pagaya Technologies fell 20.65% despite posting a quarterly earnings beat. Alexanders declined 15.63%, and VenHub Global slipped 13.04%. Summit Semiconductor lost 11.09%.
Gainers included Thunder Bridge Capital Partners IV, up 13.47%, AXT Inc rising 13.76%, Once Upon a Farm climbing 13.82%, CF Acquisition Corp VI advancing 15.11%, and E.W. Scripps gaining 10.03%.
