Underfolio

Every trading day › 1973

The stock market on October 17, 1973

October 17, 1973, a Wednesday. The S&P 500 fell 0.20% to close at 109.97. Of 5,002 US stocks that traded, 1,208 rose and 1,731 fell.

The S&P 500-0.20%closed at 109.97
How big a move#19,061of 24,799 trading days since 1928
$100 in the index since$7,006price only, to September 24, 2026
Stocks that rose1,208of 5,002; 1,731 fell
Biggest companyInternational Business Machines Corporationby market value that day

Biggest rises among the 500 largest companies

Bausch & Lomb (BOL)+7.1%
Bandag Inc (BDG)+7.0%
Essex Intl Inc (EXC)+6.3%

Biggest falls among the 500 largest companies

U S Industries (USI)-7.7%
Monroe Auto Equip (MAE)-7.5%
Mgic Investment Corp (MGI)-6.4%

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

‹ October 16, 1973 · Every October 17 · October 18, 1973 ›

Ask the Lab what came after a day like this

History, not advice. How these numbers are made.