Micron surges nearly 38% on week as memory chip rally goes parabolic
Micron Technology shares caught fire this week amid a global shortage of memory chips. The stock is heading for its best week since 2008.

Micron Technology shares caught fire this week amid a global shortage of memory chips. The stock is heading for its best week since 2008.

Cybersecurity stocks like CrowdStrike and Palo Alto Networks have seen significant gains, driven by their perceived role in the AI boom. This shift from being seen as basic software to AI beneficiaries highlights the growing demand for secure AI implementation.

Investors sold off semiconductor stocks Tuesday after Samsung Electronics' earnings, despite surpassing Nvidia and Apple, failed to meet high AI demand expectations. This led to significant drops in Samsung, SK Hynix, and US memory makers, with concerns growing over AI spending and memory prices.

Jim Cramer's CNBC Investing Club recap highlights a market downturn led by tech stocks, with a rotation towards healthcare and financials. Cramer advises buying strong companies hit hardest by the sell-off, noting positive movement in healthcare giants like J&J and Eli Lilly, and potential for Wells Fargo and Capital One in financials.

Jefferies advises investors to favor quality, low-momentum stocks to navigate market volatility driven by AI investment concerns. The firm identified companies with strong fundamentals and attractive valuations, including AbbVie and Netflix, as potential havens.

Amazon plans to raise at least $25 billion through an eight-part bond sale to fund its massive artificial intelligence infrastructure buildout, having informed underwriters it will not issue more debt this year. This follows earlier bond raises and aligns with other tech giants' AI spending.

Billionaire John Arnold and his wife Laura are awarding $2.6 million in grants to researchers studying the evolving risks of online sports betting and prediction markets in the U.S., urging lawmakers to address the increased access and intensity of the booming industry.