Underfolio

Every trading day › 1986

The stock market on May 16, 1986

May 16, 1986, a Friday. The S&P 500 fell 0.71% to close at 232.76. Of 5,780 US stocks that traded, 1,508 rose and 2,093 fell.

The S&P 500-0.71%closed at 232.76
How big a move#9,096of 24,799 trading days since 1928
$100 in the index since$3,310price only, to September 24, 2026
Stocks that rose1,508of 5,780; 2,093 fell
Biggest companyInternational Business Machines Corporationby market value that day
Last day of trading for2stocks

Biggest rises among the 500 largest companies

Dresser Industries Inc (DI.)+6.7%
Subaru Of America (SBRU)+4.2%
Tandem Computers Inc (TDM.)+3.7%

Biggest falls among the 500 largest companies

Reebok International (RBK)-8.7%
Gould Inc (GLD)-8.3%
Dillard's (DDS)-4.4%

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

‹ May 15, 1986 · Every May 16 · May 19, 1986 ›

Ask the Lab what came after a day like this

History, not advice. How these numbers are made.