S&P 500 close — Thursday, 18 September 2025

S&P 500 closed up 0.56%

S&P 500 treemap for Thursday, 18 September 2025: each company sized by market capitalisation and coloured by its move that day

S&P 500 movers — September 18, 2025

Of the 500 companies tracked in the S&P 500, 322 rose and 176 fell, with 2 unchanged. Technology led the day at +1.34%, while Consumer Staples lagged at -0.97%.

Top gainers · S&P 500

INTC Intel Corporation +22.77%
SNPS Synopsys, Inc. +12.86%
CRWD CrowdStrike Holdings, Inc. +12.82%
COIN Coinbase Global, Inc. +7.04%
AMAT Applied Materials, Inc. +6.53%
KLAC KLA Corporation +5.74%
MU Micron Technology, Inc. +5.56%
SNDK Sandisk Corporation +5.21%

Top losers · S&P 500

FDS FactSet Research Systems Inc. -10.36%
DRI Darden Restaurants, Inc. -7.69%
SPGI S&P Global Inc. -6.67%
NUE Nucor Corporation -5.95%
MCO Moody's Corporation -5.75%
NDAQ Nasdaq, Inc. -4.54%
MSCI MSCI Inc. -3.92%
GEHC GE HealthCare Technologies Inc. -3.43%

By sector

Technology +1.34%
Industrials +1.17%
Communication Services +0.46%
Financials +0.24%
Healthcare +0.21%
Real Estate +0.07%
Utilities +0.05%
Materials -0.09%
Energy -0.40%
Consumer Discretionary -0.74%
Consumer Staples -0.97%

Open the interactive S&P 500 map ← 17 Sep 2025 19 Sep 2025 →All sessions

The same session elsewhere: NASDAQ Dow Jones TSX

Want this the evening it happens? Turn on the market close email, or subscribe to the feed.

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.