Underfolio

Every trading day › 1986

The stock market on August 29, 1986

August 29, 1986, a Friday. The S&P 500 rose 0.04% to close at 252.93. Of 5,943 US stocks that traded, 1,934 rose and 1,686 fell.

The S&P 500+0.04%closed at 252.93
How big a move#23,700of 24,799 trading days since 1928
$100 in the index since$3,046price only, to September 24, 2026
Stocks that rose1,934of 5,943; 1,686 fell
Biggest companyInternational Business Machines Corporationby market value that day
Last day of trading for3stocks

Biggest rises among the 500 largest companies

Snap-On (SNA)+5.0%
Burns Intl Services Corp (BOR)+5.0%
Schering-Plough (SGP)+4.9%

Biggest falls among the 500 largest companies

Home Shopping Network-7.8%
Safeway (SWY)-6.4%
Tele-Comm Tci Group -ser A (TCOMA)-6.0%

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

‹ August 28, 1986 · Every August 29 · September 2, 1986 ›

Ask the Lab what came after a day like this

History, not advice. How these numbers are made.