Underfolio

Every trading day › 1988

The stock market on August 19, 1988

August 19, 1988, a Friday. The S&P 500 fell 0.30% to close at 260.24. Of 6,187 US stocks that traded, 1,881 rose and 1,681 fell.

The S&P 500-0.30%closed at 260.24
How big a move#16,479of 24,799 trading days since 1928
$100 in the index since$2,960price only, to September 24, 2026
Stocks that rose1,881of 6,187; 1,681 fell
Biggest companyInternational Business Machines Corporationby market value that day
Last day of trading for2stocks

Biggest rises among the 500 largest companies

Anadarko Petroleum (APC)+6.4%
Phelps Dodge (PD)+5.3%
Tjx Companies Inc -old (TJX.)+5.1%

Biggest falls among the 500 largest companies

Microsoft (MSFT)-4.3%
Apple (AAPL)-4.1%
Humana (HUM)-4.1%

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

‹ August 18, 1988 · Every August 19 · August 22, 1988 ›

Ask the Lab what came after a day like this

History, not advice. How these numbers are made.