By Lewis Krauskopf and Saqib Iqbal Ahmed

NEW YORK (Reuters) -Stock market investors are preparing for a turbulent year-end sparked by uncertainty over near-term Federal Reserve interest rate cuts and mounting worries that artificial intelligence companies, which have propelled the market to new records this year, are overvalued.

The market continued to slide this past week, despite equity indexes rebounding sharply on Friday. As of Friday’s close, the benchmark S&P 500 index and Nasdaq Composite were down 4% and 7% respectively from their late October record highs.

After a relentless rally since April driven by AI excitement and expected rate cuts, market exuberance this week gave way to caution, with investors warning of more choppiness into the holiday season as doubts grow over those

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