Underfolio

Every trading day › 1987

The stock market on April 6, 1987

April 6, 1987, a Monday. The S&P 500 rose 0.51% to close at 301.95. Of 6,121 US stocks that traded, 2,056 rose and 1,948 fell.

The S&P 500+0.51%closed at 301.95
How big a move#12,240of 24,799 trading days since 1928
$100 in the index since$2,551price only, to September 24, 2026
Stocks that rose2,056of 6,121; 1,948 fell
Biggest companyInternational Business Machines Corporationby market value that day
Last day of trading for2stocks

Biggest rises among the 500 largest companies

Ual Corp. (UAL)+11.4%
Pennzoil (PZE)+8.4%
Himont Inc (HMT)+6.6%

Biggest falls among the 500 largest companies

Texaco (TX)-10.6%
Cordant Technologies Inc (CDD)-6.5%
Entergy (ETR)-6.4%

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

‹ April 3, 1987 · Every April 6 · April 7, 1987 ›

Ask the Lab what came after a day like this

History, not advice. How these numbers are made.