Underfolio

Every trading day › 1981

The stock market on July 28, 1981

July 28, 1981, a Tuesday. The S&P 500 fell 0.59% to close at 129.14. Of 4,955 US stocks that traded, 1,167 rose and 1,753 fell.

The S&P 500-0.59%closed at 129.14
How big a move#10,962of 24,799 trading days since 1928
$100 in the index since$5,966price only, to September 24, 2026
Stocks that rose1,167of 4,955; 1,753 fell
Biggest companyAT&T Corporationby market value that day

Biggest rises among the 500 largest companies

Kirby Corporation (KEX)+7.3%
First Mississippi (FRM)+7.0%
Cordant Technologies Inc (CDD)+6.6%

Biggest falls among the 500 largest companies

Wang Labs Inc (WANG)-8.5%
Northwest Airlines (NWA)-7.0%
Bestfoods (BFO)-5.9%

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

‹ July 27, 1981 · Every July 28 · July 29, 1981 ›

Ask the Lab what came after a day like this

History, not advice. How these numbers are made.