Underfolio

Every trading day › 1999

The stock market on July 12, 1999

July 12, 1999, a Monday. The S&P 500 fell 0.30% to close at 1399.10. Of 6,822 US stocks that traded, 2,912 rose and 2,873 fell.

The S&P 500-0.30%closed at 1399.10
How big a move#16,584of 24,799 trading days since 1928
$100 in the index since$551price only, to September 24, 2026
Stocks that rose2,912of 6,822; 2,873 fell
Biggest companyMicrosoftby market value that day
Last day of trading for4stocks

Biggest rises among the 500 largest companies

Parametric Techn (PMTC)+13.6%
Ariba Inc (ARBA)+12.9%
Mcleodusa Inc -cl A (MCLD)+6.3%

Biggest falls among the 500 largest companies

Careinsite Inc. (CARI)-7.0%
Cmgi Inc (CMGI)-6.8%
Amazon.com (AMZN)-6.5%

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

‹ July 9, 1999 · Every July 12 · July 13, 1999 ›

Ask the Lab what came after a day like this

History, not advice. How these numbers are made.