S&P 500 close — Tuesday, 22 September 2026

S&P 500 closed down 0.05%

S&P 500 treemap for Tuesday, 22 September 2026: each company sized by market capitalisation and coloured by its move that day

S&P 500 movers — September 22, 2026

Of the 503 companies tracked in the S&P 500, 249 rose and 253 fell, with 1 unchanged. Materials led the day at +1.89%, while Financials lagged at -1.93%.

Top gainers · S&P 500

MPWR Monolithic Power Systems, Inc. +8.06%
SNDK Sandisk Corporation +6.82%
LEN Lennar Corporation +6.38%
MRNA Moderna, Inc. +5.56%
MU Micron Technology, Inc. +5.00%
STX Seagate Technology Holdings PLC +4.85%
TER Teradyne, Inc. +4.49%
ALGN Align Technology, Inc. +4.36%

Top losers · S&P 500

GEN Gen Digital Inc. -6.38%
GDDY GoDaddy Inc. -6.23%
RCL Royal Caribbean Cruises Ltd. -6.14%
SCHW Charles Schwab Corporation (The -6.11%
ALL Allstate Corporation (The) -5.50%
CHTR Charter Communications, Inc. -4.94%
DELL Dell Technologies Inc. -4.59%
ADBE Adobe Inc. -4.52%

By sector

Materials +1.89%
Consumer Staples +0.87%
Healthcare +0.58%
Technology +0.34%
Industrials +0.23%
Consumer Discretionary +0.20%
Real Estate -0.18%
Utilities -0.29%
Energy -1.01%
Communication Services -1.14%
Financials -1.93%

Open the interactive S&P 500 map ← 21 Sep 2026 All sessions

The same session elsewhere: NASDAQ Dow Jones TSX

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