Underfolio

Every trading day › 1990

The stock market on October 15, 1990

October 15, 1990, a Monday. The S&P 500 rose 1.07% to close at 303.23. Of 5,792 US stocks that traded, 1,793 rose and 1,788 fell.

The S&P 500+1.07%closed at 303.23
How big a move#5,498of 24,799 trading days since 1928
$100 in the index since$2,541price only, to September 24, 2026
Stocks that rose1,793of 5,792; 1,788 fell
Biggest companyExxon Mobilby market value that day
Last day of trading for3stocks

Biggest rises among the 500 largest companies

Oracle (ORCL)+11.1%
L Brands (LTD)+11.0%
Bank of America Corp. (BAC)+10.4%

Biggest falls among the 500 largest companies

Polaroid (PRDCQ)-22.2%
Unocal Exploration Corp (UXC)-10.0%
Archer Daniels Midland (ADM)-9.0%

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

‹ October 12, 1990 · Every October 15 · October 16, 1990 ›

Ask the Lab what came after a day like this

History, not advice. How these numbers are made.