Underfolio

Every trading day › 1970

The stock market on October 6, 1970

October 6, 1970, a Tuesday. The S&P 500 rose 0.44% to close at 86.85. Of 2,274 US stocks that traded, 873 rose and 1,045 fell.

The S&P 500+0.44%closed at 86.85
How big a move#13,582of 24,799 trading days since 1928
$100 in the index since$8,871price only, to September 24, 2026
Stocks that rose873of 2,274; 1,045 fell
Biggest companyInternational Business Machines Corporationby market value that day

Biggest rises among the 500 largest companies

Ryerson Tull (RYI)+9.0%
Bethlehem Steel+8.8%

Biggest falls among the 500 largest companies

Seatrain Lines-12.2%
Uccel Corp (UCE)-9.3%
Memorex Corp (MRX)-8.7%

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

‹ October 5, 1970 · Every October 6 · October 7, 1970 ›

Ask the Lab what came after a day like this

History, not advice. How these numbers are made.