Underfolio

Every trading day › 1999

The stock market on October 14, 1999

October 14, 1999, a Thursday. The S&P 500 fell 0.17% to close at 1283.42. Of 6,753 US stocks that traded, 2,563 rose and 3,069 fell.

The S&P 500-0.17%closed at 1283.42
How big a move#20,022of 24,799 trading days since 1928
$100 in the index since$600price only, to September 24, 2026
Stocks that rose2,563of 6,753; 3,069 fell
Biggest companyMicrosoftby market value that day
Last day of trading for1stock

Biggest rises among the 500 largest companies

Extreme Networks, Inc. (EXTR)+15.3%
Apple (AAPL)+14.3%
Raytheon (RTN)+10.5%

Biggest falls among the 500 largest companies

Unisys (UIS)-37.1%
Ciena Corporation (CIEN)-10.5%
Visx Inc (VISX)-9.7%

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

‹ October 13, 1999 · Every October 14 · October 15, 1999 ›

Ask the Lab what came after a day like this

History, not advice. How these numbers are made.