Underfolio

Every trading day › 1985

The stock market on November 12, 1985

November 12, 1985, a Tuesday. The S&P 500 rose 0.41% to close at 198.08. Of 5,727 US stocks that traded, 2,207 rose and 1,489 fell.

The S&P 500+0.41%closed at 198.08
How big a move#14,241of 24,799 trading days since 1928
$100 in the index since$3,889price only, to September 24, 2026
Stocks that rose2,207of 5,727; 1,489 fell
Biggest companyInternational Business Machines Corporationby market value that day
Last day of trading for1stock

Biggest rises among the 500 largest companies

Genentech Inc (DNA)+9.1%
Gerber Products (GEB)+8.4%
Kerr-McGee (KMG)+5.3%

Biggest falls among the 500 largest companies

Intl. Flavors & Frag. (IFF)-5.4%
Lincoln National (LNC)-4.4%
Freeport Mcmoran OIL&GAS Co (FMP)-4.1%

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

‹ November 11, 1985 · Every November 12 · November 13, 1985 ›

Ask the Lab what came after a day like this

History, not advice. How these numbers are made.