Underfolio

Every trading day › 1998

The stock market on August 20, 1998

August 20, 1998, a Thursday. The S&P 500 fell 0.59% to close at 1091.60. Of 7,312 US stocks that traded, 2,162 rose and 3,951 fell.

The S&P 500-0.59%closed at 1091.60
How big a move#10,915of 24,799 trading days since 1928
$100 in the index since$706price only, to September 24, 2026
Stocks that rose2,162of 7,312; 3,951 fell
Biggest companyGeneral Electricby market value that day

Biggest rises among the 500 largest companies

Saic (SAI)+11.1%
Yum Brands (YUM)+8.9%
Reliastar Financial Corp (RLR)+5.0%

Biggest falls among the 500 largest companies

Analog Devices, Inc. (ADI)-8.1%
American International Group, Inc. (AIG)-7.5%
Circuit City Stores (CC)-6.9%

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

‹ August 19, 1998 · Every August 20 · August 21, 1998 ›

Ask the Lab what came after a day like this

History, not advice. How these numbers are made.