Underfolio

Every trading day › 1979

The stock market on May 25, 1979

May 25, 1979, a Friday. The S&P 500 rose 0.29% to close at 100.22. Of 4,519 US stocks that traded, 1,368 rose and 923 fell.

The S&P 500+0.29%closed at 100.22
How big a move#16,766of 24,799 trading days since 1928
$100 in the index since$7,687price only, to September 24, 2026
Stocks that rose1,368of 4,519; 923 fell
Biggest companyInternational Business Machines Corporationby market value that day

Biggest rises among the 500 largest companies

Reliance Electric Co -old (REE)+25.7%
Noble Energy (NBL)+7.1%
Aquitaine Co Canada Ltd (AQC)+6.4%

Biggest falls among the 500 largest companies

Navistar International (NAV)-2.9%
American Homes 4 Rent (AMH)-2.8%
Foot Locker (Z)-2.7%

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

‹ May 24, 1979 · Every May 25 · May 29, 1979 ›

Ask the Lab what came after a day like this

History, not advice. How these numbers are made.