Underfolio

Every trading day › 1983

The stock market on August 15, 1983

August 15, 1983, a Monday. The S&P 500 rose 0.95% to close at 163.70. Of 5,310 US stocks that traded, 2,208 rose and 1,174 fell.

The S&P 500+0.95%closed at 163.70
How big a move#6,478of 24,799 trading days since 1928
$100 in the index since$4,706price only, to September 24, 2026
Stocks that rose2,208of 5,310; 1,174 fell
Biggest companyInternational Business Machines Corporationby market value that day
Last day of trading for2stocks

Biggest rises among the 500 largest companies

Ocean Drilling & Exploration (ODR)+9.7%
Payless Cashways (PCSH)+9.5%
Tie/Communications Inc (TIE)+7.5%

Biggest falls among the 500 largest companies

American Airlines Group (AMR)-6.1%
Square "d" (SQD)-4.6%
Ual Corp. (UAL)-4.5%

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

‹ August 12, 1983 · Every August 15 · August 16, 1983 ›

Ask the Lab what came after a day like this

History, not advice. How these numbers are made.