S&P 500 close — Wednesday, 18 March 2026

S&P 500 closed down 1.33%

S&P 500 treemap for Wednesday, 18 March 2026: each company sized by market capitalisation and coloured by its move that day

S&P 500 movers — March 18, 2026

Of the 501 companies tracked in the S&P 500, 78 rose and 423 fell. Energy led the day at -0.13%, while Consumer Staples lagged at -2.58%.

Top gainers · S&P 500

LITE Lumentum Holdings Inc. +7.89%
LYB LyondellBasell Industries NV +5.62%
SNDK Sandisk Corporation +4.65%
COHR Coherent Corp. +4.64%
CIEN Ciena Corporation +4.11%
LULU lululemon athletica inc. +3.84%
VST Vistra Corp. +3.52%
CNC Centene Corporation +3.49%

Top losers · S&P 500

CVNA Carvana Co. -7.49%
OTIS Otis Worldwide Corporation -6.67%
CHTR Charter Communications, Inc. -6.08%
TTD The Trade Desk, Inc. -6.06%
APH Amphenol Corporation -5.41%
ABBV AbbVie Inc. -5.20%
CMG Chipotle Mexican Grill, Inc. -5.14%
SBUX Starbucks Corporation -5.03%

By sector

Energy -0.13%
Utilities -0.74%
Industrials -0.80%
Financials -1.15%
Technology -1.16%
Communication Services -1.31%
Real Estate -1.57%
Healthcare -1.60%
Consumer Discretionary -2.15%
Materials -2.17%
Consumer Staples -2.58%

Open the interactive S&P 500 map ← 17 Mar 2026 19 Mar 2026 →All sessions

The same session elsewhere: NASDAQ Dow Jones TSX

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