Santoli’s Monday market notes: Stocks' rally takes a breather. Could options expiration week be the culprit?

Traders work on the floor of the New York Stock Exchange (NYSE) on October 25, 2021 in New York City.

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This is the daily notebook of Mike Santoli, CNBC’s senior markets commentator, with ideas about trends, stocks and market statistics.

  • A quiet drift just below the record highs.