The stock market on May 17, 2023
May 17, 2023, a Wednesday. The S&P 500 rose 1.19% to close at 4158.77. Of 4,243 US stocks that traded, 3,169 rose and 951 fell.
The S&P 500+1.19%closed at 4158.77
How big a move#4,610of 24,799 trading days since 1928
$100 in the index since$185price only, to September 24, 2026
Stocks that rose3,169of 4,243; 951 fell
Biggest companyAppleby market value that day
Biggest rises among the 500 largest companies
| Snap Inc. (SNAP) | +8.8% |
| Palantir Tech (PLTR) | +8.2% |
| Keysight Technologies Inc. (KEYS) | +7.6% |
Biggest falls among the 500 largest companies
| Illumina, Inc. (ILMN) | -2.2% |
| Insulet (PODD) | -2.1% |
| ResMed Inc. (RMD) | -2.1% |
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.