Underfolio

Every trading day › 1998

The stock market on September 18, 1998

September 18, 1998, a Friday. The S&P 500 rose 0.12% to close at 1020.09. Of 7,260 US stocks that traded, 3,699 rose and 2,402 fell.

The S&P 500+0.12%closed at 1020.09
How big a move#21,280of 24,799 trading days since 1928
$100 in the index since$755price only, to September 24, 2026
Stocks that rose3,699of 7,260; 2,402 fell
Biggest companyMicrosoftby market value that day
Last day of trading for3stocks

Biggest rises among the 500 largest companies

Nike (NKE)+11.8%
Zions Bancorporation (ZION)+10.4%
Estee Lauder (EL)+7.8%

Biggest falls among the 500 largest companies

Lehman Brothers Holdings (LEHMQ)-9.2%
Maxim Integrated (MXIM)-8.6%
CA Technologies (CA)-8.6%

Stock moves count dividends; the index is price only. Market values after 2024 are estimates.

‹ September 17, 1998 · Every September 18 · September 21, 1998 ›

Ask the Lab what came after a day like this

History, not advice. How these numbers are made.