Underfolio

Every trading day › 1989

The stock market on October 5, 1989

October 5, 1989, a Thursday. The S&P 500 rose 0.01% to close at 356.97. Of 5,885 US stocks that traded, 1,794 rose and 1,773 fell.

The S&P 500+0.01%closed at 356.97
How big a move#24,357of 24,799 trading days since 1928
$100 in the index since$2,158price only, to September 24, 2026
Stocks that rose1,794of 5,885; 1,773 fell
Biggest companyInternational Business Machines Corporationby market value that day
Last day of trading for4stocks

Biggest rises among the 500 largest companies

American Airlines Group (AMR)+20.3%
Aflac (AFL)+10.1%
Paramount Communications Inc (PCI)+6.4%

Biggest falls among the 500 largest companies

Newmont Gold Co (NGC)-3.9%
Tele-Comm Tci Group -ser A (TCOMA)-3.0%
Avon Products (AVP)-2.7%

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

‹ October 4, 1989 · Every October 5 · October 6, 1989 ›

Ask the Lab what came after a day like this

History, not advice. How these numbers are made.