Wall Street’s relentless rally this summer has driven stock valuations close to record levels, prompting warnings that “euphoric” markets are entering bubble territory.

Besides Wall Street, Arista Networks is growing increasingly popular with customers. The company's industry-leading switches are in high demand as data centers look to shore up their computing infrastructure to support AI computing. And demand for the company's networking solutions seems unlikely to taper off anytime soon.

Barry Bannister is one of Wall Street's biggest bears, even as stocks barrel to fresh records on a wave of bullishness for AI and stable economic growth.

Live Updates Live Coverage Has Ended Friday Wrap-up 4:09 pm The Vanguard S&P 500 ETF closed Friday at 585.55, up 0.4% for the day and 1.5% for the week. Bullish on Southwest -- Or Was That Bearish? 11:58 am Expanding its coverage of airline stocks,

To be considered for admission to the S&P 500, a company must meet the following criteria:

Just because you missed out on the huge rally in the S&P 500 since April 8 doesn't mean it's necessarily a bad time to put money to work.

Edwards Lifesciences rose 5.5% after likewise topping Wall Street’s expectations for profit in the latest quarter. It said it saw strength across all its product groups, and it expects profit for the full year to come in at the high end of the forecasted range it had given earlier.

The stock market opened higher on Friday, a day after the S&P 500 and Nasdaq Composite hit fresh record high closes. The S&P 500 (SP500) +0.1%, the Dow (DJI) +0.2%, and the Nasdaq Composite (COMP:IND) was flat.

The S&P 500 and the Nasdaq notched record highs this week, with investors appearing to brush off any uncertainty stemming from tariff talk and the conflict in the Middle East.

As more people ask chatbots for financial advice, creating the right prompts is the key to getting useful answers.

Wall Street Is Cautious About the Market Rally. What Will Really Drive Stocks Now. Wall Street is still treating the current stock market rally with caution, even after a near 30% or trough-to-peak surge for the S&P 500 over the past three months, as tariff and interest-rate uncertainty linger into the start of the second-quarter earnings season.

Edwards Lifesciences rose 4.3% after likewise topping Wall Street’s expectations for profit in the latest quarter. It said it saw strength across all its product groups, and it expects profit for the full year to come in at the high end of the forecasted range it had given earlier.