Underfolio

Every trading day › 1988

The stock market on January 12, 1988

January 12, 1988, a Tuesday. The S&P 500 fell 0.84% to close at 245.42. Of 6,304 US stocks that traded, 1,355 rose and 2,629 fell.

The S&P 500-0.84%closed at 245.42
How big a move#7,619of 24,799 trading days since 1928
$100 in the index since$3,139price only, to September 24, 2026
Stocks that rose1,355of 6,304; 2,629 fell
Biggest companyInternational Business Machines Corporationby market value that day
Last day of trading for1stock

Biggest rises among the 500 largest companies

Bethlehem Steel+6.3%
Norfolk Southern (NSC)+5.3%
Browning-Ferris Industries (BFI.)+4.5%

Biggest falls among the 500 largest companies

Crown Holdings (CCK)-6.1%
Digital Equipment (DEC)-5.9%
Louisiana Land & Exploration (LLX.)-5.8%

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

‹ January 11, 1988 · Every January 12 · January 13, 1988 ›

Ask the Lab what came after a day like this

History, not advice. How these numbers are made.