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Market wrap: S&P 500 +0.4%, a positive day. 175 of 501 S&P 500 stocks rose and 326 fell. Biggest move: GEN +6.7% and JBL −10.3%.

2026-09-30 · S&P 500

Market wrap: S&P 500 +0.4%, a positive day

175 of 501 S&P 500 stocks rose and 326 fell. Biggest move: GEN +6.7% and JBL −10.3%.

Prove it

Every claim on the graphic, labelled: observed (straight from the data), calculated (worked out from it), or possible contributor (lines up in time, not a confirmed cause).

  • OBSERVED
    S&P 500 (SPY) +0.4% todaySep 30, 2026, 2:35 PM ET
  • CALCULATED
    175 of 501 S&P 500 stocks rose, 326 fellHow: count of stocks with a positive / negative change today · Sep 30, 2026, 2:35 PM ET
  • OBSERVED
    Biggest gain: GEN +6.7%Sep 30, 2026, 2:35 PM ET
  • OBSERVED
    Biggest drop: JBL −10.3%Sep 30, 2026, 2:35 PM ET
  • OBSERVED
    Best sector fund: Technology (XLK) +1.1%; weakest: Consumer staples (XLP) −1.0%Sep 30, 2026, 2:35 PM ET

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Statistics only, not investment advice. Past moves don’t predict future ones. Data as of Sep 30, 2026, 2:35 PM ET.