Underfolio

Every trading day › 1987

The stock market on October 16, 1987

October 16, 1987, a Friday. The S&P 500 fell 5.16% to close at 282.70. Of 6,391 US stocks that traded, 524 rose and 4,192 fell.

The S&P 500-5.16%closed at 282.70
How big a move#152of 24,799 trading days since 1928
$100 in the index since$2,725price only, to September 24, 2026
Stocks that rose524of 6,391; 4,192 fell
Biggest companyInternational Business Machines Corporationby market value that day
Last day of trading for2stocks

Biggest rises among the 500 largest companies

Media General Inc -old (MEG)+3.8%
Amax Gold Inc (AU)+2.8%
Rubbermaid Incorporated (RBD)+1.0%

Biggest falls among the 500 largest companies

Newmont Mining (NEM)-22.2%
Fluor (FLR)-13.1%
Emhart Corp (EMH)-13.0%

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

‹ October 15, 1987 · Every October 16 · October 19, 1987 ›

Ask the Lab what came after a day like this

History, not advice. How these numbers are made.