Underfolio

Every trading day › 1969

The stock market on March 20, 1969

March 20, 1969, a Thursday. The S&P 500 rose 0.64% to close at 99.84. Of 2,123 US stocks that traded, 1,174 rose and 646 fell.

The S&P 500+0.64%closed at 99.84
How big a move#10,212of 24,799 trading days since 1928
$100 in the index since$7,716price only, to September 24, 2026
Stocks that rose1,174of 2,123; 646 fell
Biggest companyInternational Business Machines Corporationby market value that day

Biggest rises among the 500 largest companies

Natomas Co (NOM)+11.2%
Asamera Inc (ASM)+5.8%
Continental Corp. (CIC)+5.8%

Biggest falls among the 500 largest companies

Reynolds Metals (RLM)-4.1%
Reliance Group Inc (REL)-3.5%
Cerro Corp (CDP)-3.2%

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

‹ March 19, 1969 · Every March 20 · March 21, 1969 ›

Ask the Lab what came after a day like this

History, not advice. How these numbers are made.