Underfolio

Every trading day › 1988

The stock market on January 18, 1988

January 18, 1988, a Monday. The S&P 500 fell 0.07% to close at 251.88. Of 6,303 US stocks that traded, 2,048 rose and 1,704 fell.

The S&P 500-0.07%closed at 251.88
How big a move#22,852of 24,799 trading days since 1928
$100 in the index since$3,059price only, to September 24, 2026
Stocks that rose2,048of 6,303; 1,704 fell
Biggest companyInternational Business Machines Corporationby market value that day
Last day of trading for1stock

Biggest rises among the 500 largest companies

Tandem Computers Inc (TDM.)+6.6%
Irving Bank Corp (V)+5.9%
Great Western Financial (GWF.)+5.9%

Biggest falls among the 500 largest companies

Ncr Corp. (NCR)-4.7%
Intel (INTC)-4.7%
Texas Eastern Corp-4.4%

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

‹ January 15, 1988 · Every January 18 · January 19, 1988 ›

Ask the Lab what came after a day like this

History, not advice. How these numbers are made.