Underfolio

Every trading day › 1975

The stock market on February 20, 1975

February 20, 1975, a Thursday. The S&P 500 rose 0.95% to close at 82.21. Of 4,585 US stocks that traded, 1,453 rose and 1,074 fell.

The S&P 500+0.95%closed at 82.21
How big a move#6,526of 24,799 trading days since 1928
$100 in the index since$9,371price only, to September 24, 2026
Stocks that rose1,453of 4,585; 1,074 fell
Biggest companyInternational Business Machines Corporationby market value that day

Biggest rises among the 500 largest companies

Geico Corp (GEC)+10.5%
Kaiser Steel Corp+10.2%
Hercules (HPC)+9.6%

Biggest falls among the 500 largest companies

Polaroid (PRDCQ)-12.6%
CVS Health (CVS)-7.8%
Tambrands Inc (TMB)-5.9%

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

‹ February 19, 1975 · Every February 20 · February 21, 1975 ›

Ask the Lab what came after a day like this

History, not advice. How these numbers are made.