The stock market on September 23, 2021
September 23, 2021, a Thursday. The S&P 500 rose 1.21% to close at 4448.98. Of 4,331 US stocks that traded, 3,302 rose and 880 fell.
The S&P 500+1.21%closed at 4448.98
How big a move#4,478of 24,799 trading days since 1928
$100 in the index since$173price only, to September 24, 2026
Stocks that rose3,302of 4,331; 880 fell
Biggest companyAppleby market value that day
Biggest rises among the 500 largest companies
| Affirm Holdings (AFRM) | +11.2% |
| Novavax, Inc. (NVAX) | +10.9% |
| Devon Energy (DVN) | +7.8% |
Biggest falls among the 500 largest companies
| Exact Sciences Corporation (EXAS) | -3.9% |
| Entergy (ETR) | -3.2% |
| Robinhood (HOOD) | -2.0% |
Stock moves count dividends; the index is price only. Market values after 2024 are estimates.
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Ask the Lab what came after a day like thisHistory, not advice. How these numbers are made.