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AI Spending

Nasdaq posts worst day in four months on AI spending doubts

Tech stocks declined as investors questioned the return on artificial intelligence infrastructure spending, marking the index's weakest session in four months.

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Market Bubble

Ken Griffin says market is almost certainly in a bubble

Citadel founder Ken Griffin stated in an interview that the current market environment is almost certainly a bubble. He did not provide specific data or forecasts on when a correction might occur.

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