Underfolio

Every trading day › 1969

The stock market on August 18, 1969

August 18, 1969, a Monday. The S&P 500 rose 0.61% to close at 94.57. Of 2,163 US stocks that traded, 1,203 rose and 605 fell.

The S&P 500+0.61%closed at 94.57
How big a move#10,657of 24,799 trading days since 1928
$100 in the index since$8,146price only, to September 24, 2026
Stocks that rose1,203of 2,163; 605 fell
Biggest companyInternational Business Machines Corporationby market value that day

Biggest rises among the 500 largest companies

Natomas Co (NOM)+11.1%
National Airlines (NAL)+6.8%
Sherwood Medical Inds Inc (SME)+6.0%

Biggest falls among the 500 largest companies

Mgm Grand Hotels Inc (GRH)-6.1%
Eastern Enterprises (EFU)-4.7%
Williams (WMB)-4.0%

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

‹ August 15, 1969 · Every August 18 · August 19, 1969 ›

Ask the Lab what came after a day like this

History, not advice. How these numbers are made.