Stocks recovered slightly Wednesday following heavy losses as investors awaited Nvidia earnings for further clues about whether AI-fuelled valuations are justified.

Most of the main indexes in New York and Europe were higher, though London was lower. Bitcoin held above $90,000, the dollar strengthened and oil prices dropped.

"The selling pressure had moderated from Monday (but) investors were unwilling to add to their overall exposure ahead of tonight's earnings update from chip giant Nvidia," said David Morrison, senior market analyst at Trade Nation.

Investors have endured a tough November as speculation has grown that the tech-led rally this year may have gone too far, and valuations have become frothy enough to warrant a stiff correction.

With the Magnificent Seven -- including Ama

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