The stock market on February 19, 2021
February 19, 2021, a Friday. The S&P 500 fell 0.19% to close at 3906.71. Of 3,970 US stocks that traded, 2,786 rose and 1,100 fell.
The S&P 500-0.19%closed at 3906.71
How big a move#19,456of 24,799 trading days since 1928
$100 in the index since$197price only, to September 24, 2026
Stocks that rose2,786of 3,970; 1,100 fell
Biggest companyAppleby market value that day
Last day of trading for1stock
Biggest rises among the 500 largest companies
| Palantir Tech (PLTR) | +15.2% |
| Plug Power, Inc. (PLUG) | +11.3% |
| Albemarle Corporation (ALB) | +10.4% |
Biggest falls among the 500 largest companies
| Hologic, Inc. (HOLX) | -8.1% |
| West Pharmaceutical Services, Inc. (WST) | -5.1% |
| Zoetis Inc. (ZTS) | -4.7% |
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.