Market Cap Map — 18 Aug 2026

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Aug 18, 2026

S&P 500 movers — August 18, 2026

S&P 500 closed down 0.59%

Of the 503 companies tracked in the S&P 500, 224 rose and 276 fell, with 3 unchanged. Energy led the day at +1.80%, while Technology lagged at -1.73%.

Top gainers · S&P 500
  • TRGP Targa Resources, Inc. +7.13%
  • PODD Insulet Corporation +5.96%
  • ULTA Ulta Beauty, Inc. +4.75%
  • INTU Intuit Inc. +4.41%
  • MNST Monster Beverage Corporation +4.09%
  • ERIE Erie Indemnity Company +3.71%
  • GDDY GoDaddy Inc. +3.71%
  • TYL Tyler Technologies, Inc. +3.66%
Top losers · S&P 500
  • COHR Coherent Corp. -12.75%
  • BE Bloom Energy Corporation -9.97%
  • LITE Lumentum Holdings Inc. -9.87%
  • STX Seagate Technology Holdings PLC -9.16%
  • SNDK Sandisk Corporation -9.01%
  • CIEN Ciena Corporation -8.90%
  • TER Teradyne, Inc. -8.77%
  • JBL Jabil Inc. -8.45%
By sector
  • Energy +1.80%
  • Healthcare +1.62%
  • Consumer Staples +1.21%
  • Financials +0.41%
  • Communication Services +0.19%
  • Consumer Discretionary -0.06%
  • Utilities -0.36%
  • Real Estate -0.44%
  • Materials -0.87%
  • Industrials -1.42%
  • Technology -1.73%
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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