Apple

AAPL

Market cap $4.11T

Apple's fiercely loyal customer base gives it a built-in market for any new devices it might launch in the future. MercadoLibre is positioned to grow rapidly in the Latin America e-commerce and fintech markets.

Nvidia has been one of the key beneficiaries of the adoption of artificial intelligence (AI), but some investors are looking to the next generation of winners. Among the "Magnificent Seven" stocks, Apple has been the laggard over the past three years, as it has yet to communicate a clear AI strategy.

A federal appeals court handed Apple a victory and a loss in the company's long-running legal battle with Epic Games.

CNBC's Jim Cramer on Thursday explained why he thinks high-flying tech stocks Apple, Meta and Tesla have "stalled" recently, with all three up about 10% for the year. He suggested large hedge funds and money managers are more interested in stocks known to benefit from rate cuts, such as homebuilders, retailers, banks, industrials or transports, instead of the tech giants.

Apple on Thursday persuaded a U.S. appeals court to reverse parts of a court order requiring the iPhone maker to make some changes to its lucrative App Store to promote greater competition, while losing its effort to overturn a sweeping injunction.

Walmart has maintained its stance on avoiding NFC-based payments, such as Apple Pay and Google Pay. Other major retailers have increasingly accepted the tech as the norm.

Alphabet's advertising business provides it with plenty of money to invest in Google Cloud. Amazon has a 40% market share in e-commerce in the U.S. Buffett has trimmed Berkshire Hathaway's stake in Apple, but it still makes up 21% of the conglomerate's portfolio.

Apple CEO Tim Cook met U.S. House members on Wednesday to push back against federal legislation that could require the iPhone maker to authenticate users' ages and possibly collect sensitive data on children, lobbying instead to put the onus on parents to decide whether to tell app stores about a child's age.

Microsoft, Meta, Google and Apple were among the 13 companies that received a warning from a bipartisan group of state attorneys general, according to a letter from the state leaders, who said their chatbots' "delusional outputs" could be violating state laws.

CNBC's Emily Wilkins reports from Capitol Hill as Apple CEO Tim Cook meets with lawmakers.