Underfolio

Every trading day › 2005

The stock market on August 15, 2005

August 15, 2005, a Monday. The S&P 500 rose 0.28% to close at 1233.87. Of 4,904 US stocks that traded, 2,741 rose and 1,916 fell.

The S&P 500+0.28%closed at 1233.87
How big a move#16,934of 24,799 trading days since 1928
$100 in the index since$624price only, to September 24, 2026
Stocks that rose2,741of 4,904; 1,916 fell
Biggest companyExxon Mobilby market value that day

Biggest rises among the 500 largest companies

Agilent Technologies (A)+14.8%
New York Times (NYT)+4.4%
Weight Watchers (WTW)+4.0%

Biggest falls among the 500 largest companies

CME Group Inc. (CME)-6.5%
Expedia Group (EXPE)-3.9%
Huntsman Corporation (HUN)-2.7%

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

‹ August 12, 2005 · Every August 15 · August 16, 2005 ›

Ask the Lab what came after a day like this

History, not advice. How these numbers are made.