The stock market on March 17, 2021
March 17, 2021, a Wednesday. The S&P 500 rose 0.29% to close at 3974.12. Of 4,019 US stocks that traded, 2,362 rose and 1,558 fell.
The S&P 500+0.29%closed at 3974.12
How big a move#16,818of 24,799 trading days since 1928
$100 in the index since$194price only, to September 24, 2026
Stocks that rose2,362of 4,019; 1,558 fell
Biggest companyAppleby market value that day
Last day of trading for1stock
Biggest rises among the 500 largest companies
| Lennar (LEN) | +13.8% |
| Texas Pacific Land Corporation (TPL) | +9.7% |
| CrowdStrike Holdings, Inc. (CRWD) | +6.0% |
Biggest falls among the 500 largest companies
| Coupang (CPNG) | -8.2% |
| Plug Power, Inc. (PLUG) | -7.8% |
| Moderna, Inc. (MRNA) | -5.4% |
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.