Underfolio

Every trading day › 1983

The stock market on April 15, 1983

April 15, 1983, a Friday. The S&P 500 rose 0.40% to close at 158.75. Of 5,096 US stocks that traded, 2,034 rose and 1,234 fell.

The S&P 500+0.40%closed at 158.75
How big a move#14,402of 24,799 trading days since 1928
$100 in the index since$4,853price only, to September 24, 2026
Stocks that rose2,034of 5,096; 1,234 fell
Biggest companyInternational Business Machines Corporationby market value that day
Last day of trading for1stock

Biggest rises among the 500 largest companies

Metromedia (MET)+9.9%
Warner Communications (WCI)+8.3%
Intl. Flavors & Frag. (IFF)+5.3%

Biggest falls among the 500 largest companies

Halliburton (HAL)-5.9%
Computervision Corp (CVN)-5.8%
MeadWestvaco (W)-5.0%

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

‹ April 14, 1983 · Every April 15 · April 18, 1983 ›

Ask the Lab what came after a day like this

History, not advice. How these numbers are made.