Underfolio

Every trading day › 1983

The stock market on April 12, 1983

April 12, 1983, a Tuesday. The S&P 500 rose 0.44% to close at 155.82. Of 5,080 US stocks that traded, 1,904 rose and 1,257 fell.

The S&P 500+0.44%closed at 155.82
How big a move#13,598of 24,799 trading days since 1928
$100 in the index since$4,944price only, to September 24, 2026
Stocks that rose1,904of 5,080; 1,257 fell
Biggest companyInternational Business Machines Corporationby market value that day

Biggest rises among the 500 largest companies

Corning (GLW)+7.3%
General Instrument (GIC)+7.1%
Mary Kay Corp+6.9%

Biggest falls among the 500 largest companies

PulteGroup (PHM)-6.1%
Gulfstream Aerospace Corp (GA)-4.8%
Hilton Worldwide Holdings (HLT)-3.3%

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

‹ April 11, 1983 · Every April 12 · April 13, 1983 ›

Ask the Lab what came after a day like this

History, not advice. How these numbers are made.