Underfolio

Every trading day › 1988

The stock market on August 24, 1988

August 24, 1988, a Wednesday. The S&P 500 rose 1.57% to close at 261.13. Of 6,187 US stocks that traded, 2,404 rose and 1,284 fell.

The S&P 500+1.57%closed at 261.13
How big a move#2,790of 24,799 trading days since 1928
$100 in the index since$2,950price only, to September 24, 2026
Stocks that rose2,404of 6,187; 1,284 fell
Biggest companyInternational Business Machines Corporationby market value that day
Last day of trading for3stocks

Biggest rises among the 500 largest companies

Cabot Corporation (CBT)+6.4%
Fluor (FLR)+6.2%
Avery Dennison (AVY)+6.1%

Biggest falls among the 500 largest companies

Centerior Energy (CX)-6.3%
Broadwing Inc (BRW)-2.8%
Raychem Corp (RYC.)-1.6%

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

‹ August 23, 1988 · Every August 24 · August 25, 1988 ›

Ask the Lab what came after a day like this

History, not advice. How these numbers are made.