CookieStocks
Market wrap: S&P 500 −0.5%, a down day. 170 of 501 S&P 500 stocks rose and 329 fell. Biggest move: CMG +4.6% and BE −8.3%.

2026-09-28 · S&P 500

Market wrap: S&P 500 −0.5%, a down day

170 of 501 S&P 500 stocks rose and 329 fell. Biggest move: CMG +4.6% and BE −8.3%.

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) −0.5% todaySep 28, 2026, 1:35 PM ET
  • CALCULATED
    170 of 501 S&P 500 stocks rose, 329 fellHow: count of stocks with a positive / negative change today · Sep 28, 2026, 1:35 PM ET
  • OBSERVED
    Biggest gain: CMG +4.6%Sep 28, 2026, 1:35 PM ET
  • OBSERVED
    Biggest drop: BE −8.3%Sep 28, 2026, 1:35 PM ET
  • OBSERVED
    Best sector fund: Health care (XLV) +0.4%; weakest: Communication (XLC) −1.3%Sep 28, 2026, 1:35 PM ET

More stories

Statistics only, not investment advice. Past moves don’t predict future ones. Data as of Sep 28, 2026, 1:35 PM ET.