Several companies saw significant stock movements as investors reacted to acquisition announcements, earnings updates, analyst ratings changes, and developments across technology, healthcare, and artificial intelligence sectors.
Major Stock Gainers
MarineMax shares surged 46% after the boat and yacht retailer agreed to be acquired by Blackstone Infrastructure’s Safe Harbor Marinas for $53 per share in cash, valuing the deal at approximately $1.5 billion. The transaction is expected to close by the end of 2026.
Varex Imaging stock jumped 48% after Teledyne Technologies announced plans to acquire the imaging component manufacturer for $18.90 per share in cash. The deal is expected to close in early 2027.
Berkshire Hathaway shares gained nearly 2% after the company reported a 16% increase in operating earnings during the second quarter. Strong results from manufacturing, services, retail operations, and energy helped offset weaker insurance performance.
NetApp shares climbed 6% after Morgan Stanley upgraded the data storage company to equal weight from underweight. Analyst Erik Woodring cited improving storage market conditions and stronger earnings expectations.
Hewlett Packard Enterprise gained 4% after Morgan Stanley upgraded the stock to overweight, saying the company has an attractive risk-reward profile and that the market may be undervaluing its earnings potential.
Archer Aviation shares rose nearly 8% after the aerospace company agreed to acquire three Boeing subsidiaries. Boeing will also take an undisclosed stake in Archer, with the deal expected to help expand revenue opportunities.
AbCellera Biologics shares soared 43% after the biotechnology company reported positive Phase 2 clinical trial results for a treatment targeting menopause-related hot flashes. The company said results showed significant reductions in symptom frequency and severity following a single dose.
Everpure shares advanced 9% after Morgan Stanley and Susquehanna upgraded their investment recommendations for the data storage company.
Technology and AI Infrastructure Stocks Under Pressure
Artificial intelligence infrastructure stocks declined as investors took profits across the sector. The Global X Data Center & Digital Infrastructure ETF fell 1%, while Corning declined more than 3%. Photonics companies Coherent and Lumentum dropped 12% and more than 6%, respectively.
Intel shares fell nearly 3% after the chipmaker announced plans to raise $15 billion through a common stock offering. The company said proceeds would be used for general corporate purposes, including potential capital spending and working capital.
Apple stock declined 2% after Jefferies downgraded the company to underperform from hold. The firm cited supply chain checks suggesting that a potential all-glass iPhone design, which Apple has never officially announced, may no longer be moving forward.
Doximity shares dropped 5% after rising more than 32% on Friday following comments from CEO Jeffrey Tangney about strong margins from the company’s artificial intelligence search tool.
Healthcare and Biotech Movers
Verisk Analytics shares fell more than 5% after a Delaware judge ruled that the company must proceed with its planned $2.35 billion acquisition of AccuLynx. Verisk had previously attempted to terminate the agreement after regulatory review delays.
Sionna Therapeutics shares collapsed 92% after the biotechnology company reported that its cystic fibrosis drug failed to meet key endpoints in a proof-of-concept trial. The company said it would not continue development of the treatment as an addition to standard therapy.
Software and Consumer Stocks
Monday.com shares dropped more than 6% after the workplace management software company issued guidance that disappointed investors. The company forecast quarterly revenue of $368 million to $370 million, below the FactSet consensus estimate of $372.8 million.
eBay stock declined 3% after reports suggested that GameStop was considering abandoning its takeover offer. eBay had rejected GameStop’s unsolicited proposal in May.
N-able shares plunged more than 37% after the software company issued weaker-than-expected guidance. Third-quarter revenue was projected at approximately $135 million, below the nearly $142 million analyst consensus. Adjusted EBITDA guidance also fell short of expectations.
Other Notable Market Moves
Monday’s market activity also included continued attention on AI-related companies, with investors evaluating the sustainability of infrastructure spending and the outlook for technology earnings.
