Underfolio

Every trading day › 1988

The stock market on January 6, 1988

January 6, 1988, a Wednesday. The S&P 500 rose 0.10% to close at 258.89. Of 6,312 US stocks that traded, 2,406 rose and 1,717 fell.

The S&P 500+0.10%closed at 258.89
How big a move#21,818of 24,799 trading days since 1928
$100 in the index since$2,976price only, to September 24, 2026
Stocks that rose2,406of 6,312; 1,717 fell
Biggest companyInternational Business Machines Corporationby market value that day

Biggest rises among the 500 largest companies

KeySpan (KSE)+10.0%
TJX Companies, Inc. (The) (TJX)+9.6%
Salomon+7.8%

Biggest falls among the 500 largest companies

Clorox (CLX)-5.3%
Lucky Stores (LKS)-4.9%
Rockwell Automation (ROK)-4.6%

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

‹ January 5, 1988 · Every January 6 · January 7, 1988 ›

Ask the Lab what came after a day like this

History, not advice. How these numbers are made.