Underfolio

Every trading day › 1977

The stock market on August 18, 1977

August 18, 1977, a Thursday. The S&P 500 fell 0.06% to close at 97.68. Of 4,652 US stocks that traded, 1,188 rose and 1,147 fell.

The S&P 500-0.06%closed at 97.68
How big a move#23,039of 24,799 trading days since 1928
$100 in the index since$7,887price only, to September 24, 2026
Stocks that rose1,188of 4,652; 1,147 fell
Biggest companyInternational Business Machines Corporationby market value that day
Last day of trading for1stock

Biggest rises among the 500 largest companies

K-H Corp (KH)+4.7%
Eckerd (ECK)+4.4%
Sterling Drug (STY)+3.6%

Biggest falls among the 500 largest companies

Hewlett-Packard (HWP)-5.8%
Foot Locker (Z)-5.3%
Consolidated Natural Gas-4.8%

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

‹ August 17, 1977 · Every August 18 · August 19, 1977 ›

Ask the Lab what came after a day like this

History, not advice. How these numbers are made.