Market Cap Map — 6 Oct 2026

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Oct 6, 2026

S&P 500 movers — October 6, 2026

S&P 500 closed up 0.60%

Of the 503 companies tracked in the S&P 500, 338 rose and 164 fell, with 1 unchanged. Utilities led the day at +3.16%, while Healthcare lagged at -0.13%.

Top gainers · S&P 500
  • CIEN Ciena Corporation +13.85%
  • CEG Constellation Energy Corporatio +12.25%
  • VST Vistra Corp. +10.77%
  • NRG NRG Energy, Inc. +7.02%
  • FIX Comfort Systems USA, Inc. +6.12%
  • GLW Corning Incorporated +6.02%
  • EME EMCOR Group, Inc. +5.82%
  • MRVL Marvell Technology, Inc. +5.81%
Top losers · S&P 500
  • STX Seagate Technology Holdings PLC -9.18%
  • MRNA Moderna, Inc. -7.75%
  • WDC Western Digital Corporation -6.93%
  • ILMN Illumina, Inc. -6.86%
  • TWLO Twilio Inc. -6.81%
  • KLAC KLA Corporation -4.54%
  • DXCM DexCom, Inc. -4.04%
  • CHRW C.H. Robinson Worldwide, Inc. -3.95%
By sector
  • Utilities +3.16%
  • Consumer Discretionary +1.33%
  • Real Estate +1.13%
  • Industrials +0.93%
  • Materials +0.65%
  • Consumer Staples +0.61%
  • Technology +0.52%
  • Energy +0.45%
  • Communication Services +0.31%
  • Financials +0.22%
  • Healthcare -0.13%
Not financial advice. All data, scores, charts, and analysis on this site are provided for informational and educational purposes only and do not constitute financial, investment, legal, or tax advice. Past performance is not indicative of future results. See our Legal Notice for full details.
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