<div id="readability-page-1"><div>U.S. stocks were higher, with the Dow Jones index gaining around 1,000 points on Wednesday.Shares of Amphenol Corporation APH rose sharply during Wednesday's session after the company reported better-than-expected first-quarter financial results and issued second-quarter guidance above estimates.The quarterly sales increased by 48% year-on-year to $4.81 billion, topping the analyst consensus estimate of $4.23 billion, driven by excellent organic growth in the IT datacom market as well as robust organic growth in the mobile devices, defense, and communications networks markets, together with contributions from the company's acquisition program.Amphenol shares jumped 11.7% to $73.46 on Wednesday.Here are some other big stocks recording gains in today's session.<ul><li>Pony AI Inc. PONY shares jumped 33.4% to $5.55 after the company showcased its 7th-gen autonomous system and robotaxi fleet.</li><li>Pegasystems Inc. PEGA gained 31.1% to $90.16 after the company reported better-than-expected first-quarter financial results.</li><li>Healthcare Services Group, Inc. HCSG jumped 25.5% to $11.81 after the company reported better-than-expected quarterly financial results.</li><li>Novavax, Inc. NVAX gained 23.6% to $7.73 after the company said it believes its Biologics License Application is approvable based on recent conversations with the FDA.</li><li>Power Solutions International, Inc. PSIX gained 20.9% to $25.41.</li><li>Summit Therapeutics Inc. SMMT rose 17.2% to $32.06 after the company provided updates on its Phase 3 trial of Ivonescimab and announced it met its primary endpoint.</li><li>Tempus AI, Inc. TEM gained 15.1% to $49.77 after the company announced a multi-year collaboration with several firms, including AstraZeneca, to develop the largest multimodal foundation model in oncology.</li><li>BioNTech SE BNTX jumped 13.9% to $119.23.</li><li>Chart Industries, Inc. GTLS rose 13% to $136.79.</li><li>Semtech Corporation SMTC jumped 12.7% to $27.83.</li><li>Super Micro Computer, Inc. SMCI rose 12.7% to $34.51.</li><li>Lumentum Holdings Inc. LITE gained 12.5% to $58.12.</li><li>Amer Sports, Inc. AS rose 12.2% to $24.95.</li><li>East West Bancorp, Inc. EWBC gained 12.1% to $88.79 after Barclays raised its price target on the stock from $105 to $110 and maintained an Overweight rating.</li><li>Vertiv Holdings Co VRT rose 12% to $80.41 after the company reported better-than-expected quarterly financial results and raised its full-year sales guidance.</li><li>Robinhood Markets, Inc. HOOD gained 11% to $46.74.</li><li>SAP SE SAP gained 9.2% to $275.61 after the company reported better-than-expected quarterly financial results.</li><li>Tesla, Inc. TSLA rose 7.5% to $255.71 after the company reported first-quarter results and CEO Elon Musk indicated his time allocation to DOGE would drop. Additionally, Wedbush raised its price target from $315 to $350.</li><li>NVIDIA Corporation NVDA gained 5.7% to $104.51.</li></ul>Now Read This: <ul><li>Wall Street’s Most Accurate Analysts Give Their Take On 3 Tech Stocks With Over 4% Dividend Yields </li></ul>Photo via Shutterstock</div></div>

Amphenol Corporation reported better-than-expected first-quarter results, with sales rising 48% year-on-year to $4.81 billion, exceeding estimates. This led to an 11.7% increase in its stock price to $73.46. The Dow Jones index gained around 1,000 points, with other notable stocks like Pony AI, Pegasystems, and Novavax also seeing significant gains. Overall, the market showed strong performance with many companies reporting better-than-expected financial results.

- U.S. stocks rose significantly, with the Dow Jones index increasing by approximately 1,000 points on Wednesday.  
- Amphenol Corporation's shares surged 11.7% after reporting a 48% year-on-year sales increase to $4.81 billion, driven by strong growth in various markets.  
- Other notable gainers included Pony AI Inc., Pegasystems Inc., and Healthcare Services Group, each experiencing substantial stock price increases following positive financial results or developments.

Amphenol Posts Better-Than-Expected Results, Joins SAP, Tesla, Pegasystems And Other Big Stocks Moving Higher On Wednesday