Underfolio

Every trading day › 1987

The stock market on May 7, 1987

May 7, 1987, a Thursday. The S&P 500 fell 0.26% to close at 294.71. Of 6,154 US stocks that traded, 1,895 rose and 2,005 fell.

The S&P 500-0.26%closed at 294.71
How big a move#17,532of 24,799 trading days since 1928
$100 in the index since$2,614price only, to September 24, 2026
Stocks that rose1,895of 6,154; 2,005 fell
Biggest companyInternational Business Machines Corporationby market value that day

Biggest rises among the 500 largest companies

Ocean Drilling & Exploration (ODR)+10.8%
Navistar International (NAV)+10.5%
Baker Hughes (BKR)+7.2%

Biggest falls among the 500 largest companies

Willamette Industries (WLL)-6.7%
Telerate Inc (TLR)-4.9%
Great Western Financial (GWF.)-4.7%

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

‹ May 6, 1987 · Every May 7 · May 8, 1987 ›

Ask the Lab what came after a day like this

History, not advice. How these numbers are made.