The stock market on October 20, 2023
October 20, 2023, a Friday. The S&P 500 fell 1.26% to close at 4224.16. Of 4,131 US stocks that traded, 1,101 rose and 2,885 fell.
The S&P 500-1.26%closed at 4224.16
How big a move#4,222of 24,799 trading days since 1928
$100 in the index since$182price only, to September 24, 2026
Stocks that rose1,101of 4,131; 2,885 fell
Biggest companyAppleby market value that day
Last day of trading for1stock
Biggest rises among the 500 largest companies
| C.H. Robinson Worldwide (CHRW) | +2.4% |
| Merck (MRK) | +2.2% |
| Coinbase Global (COIN) | +2.1% |
Biggest falls among the 500 largest companies
| Enphase Energy, Inc. (ENPH) | -14.7% |
| Regions Financial (RF) | -12.4% |
| Okta, Inc. (OKTA) | -11.6% |
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.