Underfolio

Every trading day › 1980

The stock market on August 26, 1980

August 26, 1980, a Tuesday. The S&P 500 fell 0.26% to close at 124.84. Of 4,574 US stocks that traded, 1,504 rose and 1,362 fell.

The S&P 500-0.26%closed at 124.84
How big a move#17,573of 24,799 trading days since 1928
$100 in the index since$6,171price only, to September 24, 2026
Stocks that rose1,504of 4,574; 1,362 fell
Biggest companyInternational Business Machines Corporationby market value that day

Biggest rises among the 500 largest companies

Sedco (SED)+5.1%
Wheelabrator Frye (WFI)+4.8%
Homestake Mining (HM)+4.4%

Biggest falls among the 500 largest companies

Polaroid (PRDCQ)-5.3%
Crum & Forster (CMF)-5.2%
Norton Co (NRT)-3.9%

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

‹ August 25, 1980 · Every August 26 · August 27, 1980 ›

Ask the Lab what came after a day like this

History, not advice. How these numbers are made.