Underfolio

Every trading day › 1988

The stock market on May 13, 1988

May 13, 1988, a Friday. The S&P 500 rose 1.15% to close at 256.78. Of 6,228 US stocks that traded, 2,325 rose and 1,379 fell.

The S&P 500+1.15%closed at 256.78
How big a move#4,824of 24,799 trading days since 1928
$100 in the index since$3,000price only, to September 24, 2026
Stocks that rose2,325of 6,228; 1,379 fell
Biggest companyInternational Business Machines Corporationby market value that day
Last day of trading for5stocks

Biggest rises among the 500 largest companies

Nordstrom (JWN)+10.0%
W.W. Grainger (GWW)+7.6%
Timken (TKR)+6.1%

Biggest falls among the 500 largest companies

Liz Claiborne (LIZ)-5.2%
New York Times (NYT)-2.7%
Becton Dickinson (BDX)-2.5%

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

‹ May 12, 1988 · Every May 13 · May 16, 1988 ›

Ask the Lab what came after a day like this

History, not advice. How these numbers are made.