Underfolio

Every trading day › 1988

The stock market on July 12, 1988

July 12, 1988, a Tuesday. The S&P 500 fell 1.00% to close at 267.85. Of 6,203 US stocks that traded, 1,543 rose and 2,253 fell.

The S&P 500-1.00%closed at 267.85
How big a move#6,059of 24,799 trading days since 1928
$100 in the index since$2,876price only, to September 24, 2026
Stocks that rose1,543of 6,203; 2,253 fell
Biggest companyInternational Business Machines Corporationby market value that day
Last day of trading for4stocks

Biggest rises among the 500 largest companies

Tri Star Pictures Inc (TRSP)+7.2%
TJX Companies, Inc. (The) (TJX)+5.2%
Polaroid (PRDCQ)+5.0%

Biggest falls among the 500 largest companies

Merrill Lynch (MER)-4.3%
Knight Ridder (KRI)-4.0%
Kimberly-Clark (KMB)-3.9%

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

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

Ask the Lab what came after a day like this

History, not advice. How these numbers are made.