Underfolio

Every trading day › 1983

The stock market on September 27, 1983

September 27, 1983, a Tuesday. The S&P 500 fell 0.96% to close at 168.43. Of 5,378 US stocks that traded, 877 rose and 2,548 fell.

The S&P 500-0.96%closed at 168.43
How big a move#6,346of 24,799 trading days since 1928
$100 in the index since$4,574price only, to September 24, 2026
Stocks that rose877of 5,378; 2,548 fell
Biggest companyInternational Business Machines Corporationby market value that day
Last day of trading for1stock

Biggest rises among the 500 largest companies

Televideo Inc (TELVQ)+6.3%
Intl. Flavors & Frag. (IFF)+4.9%
Polaroid (PRDCQ)+4.4%

Biggest falls among the 500 largest companies

Merrill Lynch (MER)-7.7%
Santa Fe Pacific Corp (SFX)-7.2%
American Airlines Group (AMR)-6.8%

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

‹ September 26, 1983 · Every September 27 · September 28, 1983 ›

Ask the Lab what came after a day like this

History, not advice. How these numbers are made.