Underfolio

Every trading day › 1975

The stock market on October 13, 1975

October 13, 1975, a Monday. The S&P 500 rose 1.42% to close at 89.46. Of 4,632 US stocks that traded, 1,514 rose and 765 fell.

The S&P 500+1.42%closed at 89.46
How big a move#3,449of 24,799 trading days since 1928
$100 in the index since$8,612price only, to September 24, 2026
Stocks that rose1,514of 4,632; 765 fell
Biggest companyInternational Business Machines Corporationby market value that day

Biggest rises among the 500 largest companies

Mgic Investment Corp (MGI)+9.2%
Holiday Corp. (HIA)+7.7%

Biggest falls among the 500 largest companies

Otis Elevator Co (OT.)-3.9%
Pepco Holdings (POM)-3.5%
Phelps Dodge (PD)-2.7%

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

‹ October 10, 1975 · Every October 13 · October 14, 1975 ›

Ask the Lab what came after a day like this

History, not advice. How these numbers are made.