Stocks closed lower Friday as geopolitical uncertainty ramped up and Treasury yields and oil prices climbed. Market participants also looked ahead to next week's jam-packed earnings and economic calendars , which feature quarterly results from several mega caps, as well as the October Fed meeting.

At the close, the blue-chip Dow Jones Industrial Average was down 1.2% at 52,215, the broader S&P 500 was 0.5% lower at 7,623, and the tech-heavy Nasdaq Composite was off 0.2% at 25,955. The Dow managed to hold on for a weekly win, but the S&P 500 and Nasdaq were lower week over week.

Treasury yields resumed their climb on Friday. The yield on the 2-year (+5.1 basis points at 4.686%), 10-year (+4.8 bps, 5.001%) and 30-year (+4.2 bps, 5.329%) Treasuries were all higher at the close.

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