Nvidia is set to report its quarterly earnings after the closing bell Wednesday with investors fretting about lofty AI valuations.

As Nvidia's earnings draw global attention, Long Island experts warn that AI-heavy portfolios could expose investors to hidden risks.

Nvidia and 19 Other Stocks Now Make Up 50% of the S&P 500. Here's What It Means for Your Investment Portfolio. Many of the largest S&P 500 components are expensive but are generating rapid, high-margin earnings growth.

Futures rise as Nvidia’s high-stakes earnings test drives sentiment across tech stocks, US indices, and the broader stock market today.

Global shares steadied on Wednesday, after another selloff driven by nerves over AI valuations, although the mood was cautious ahead of what could be make-or-break earnings from chip titan Nvidia and U.

Stocks struggled on Wednesday (Nov 19) to kickstart a recovery following the latest stagger across world markets that has been caused by worries over an AI-fuelled bubble and uncertainty over US interest rates.

Tech giant Nvidia is set to report its earnings following a historic trillion-dollar valuation. Henry Curr, the economics editor for The Economist, joins to break down how tech stocks could impact global markets.

In its fiscal 2026 second quarter, Nvidia's revenue increased 56% year over year to $46.7 billion. Of that, 88% came from its data center segment ($41.1 billion, up 56%). As long as companies continue building data centers to accommodate AI developments, Nvidia should remain one of the most important companies advancing the technology.

A regulatory filing has revealed that in Q3 2025 Peter Thiel offloaded all his AI stocks. The move – coupled with SoftBank's selloff of its own Nvidia holdings – is fuelling speculation that the tech industry is due an uncomfortable correction.