The stock market on October 28, 2021
October 28, 2021, a Thursday. The S&P 500 rose 0.98% to close at 4596.42. Of 4,389 US stocks that traded, 3,232 rose and 984 fell.
The S&P 500+0.98%closed at 4596.42
How big a move#6,196of 24,799 trading days since 1928
$100 in the index since$168price only, to September 24, 2026
Stocks that rose3,232of 4,389; 984 fell
Biggest companyAppleby market value that day
Last day of trading for5stocks
Biggest rises among the 500 largest companies
| Wolfspeed (WOLF) | +33.2% |
| Lucid Group (LCID) | +31.3% |
| Teradyne, Inc. (TER) | +11.3% |
Biggest falls among the 500 largest companies
| Twilio Inc. (TWLO) | -17.6% |
| Alnylam Pharmaceuticals, Inc. (ALNY) | -15.2% |
| Northrop Grumman (NOC) | -7.6% |
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.