Underfolio

Every trading day › 1970

The stock market on October 12, 1970

October 12, 1970, a Monday. The S&P 500 fell 1.07% to close at 84.17. Of 2,279 US stocks that traded, 508 rose and 1,335 fell.

The S&P 500-1.07%closed at 84.17
How big a move#5,473of 24,799 trading days since 1928
$100 in the index since$9,153price only, to September 24, 2026
Stocks that rose508of 2,279; 1,335 fell
Biggest companyInternational Business Machines Corporationby market value that day

Biggest rises among the 500 largest companies

Telex Corp (TC)+3.6%
Chiquita Brands Intl. (CQB)+3.2%

Biggest falls among the 500 largest companies

Maxus Energy (MXS)-6.1%
Paramount Communications Inc (PCI)-5.6%
Hilton Worldwide Holdings (HLT)-5.4%

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

‹ October 9, 1970 · Every October 12 · October 13, 1970 ›

Ask the Lab what came after a day like this

History, not advice. How these numbers are made.