Underfolio

Every trading day › 2005

The stock market on October 20, 2005

October 20, 2005, a Thursday. The S&P 500 fell 1.50% to close at 1177.80. Of 4,888 US stocks that traded, 1,302 rose and 3,320 fell.

The S&P 500-1.50%closed at 1177.80
How big a move#3,066of 24,799 trading days since 1928
$100 in the index since$654price only, to September 24, 2026
Stocks that rose1,302of 4,888; 3,320 fell
Biggest companyGeneral Electricby market value that day
Last day of trading for1stock

Biggest rises among the 500 largest companies

Cbot Holdings Inc (BOT)+13.2%
Sovereign Bancorp (SOV)+7.3%
Citrix Systems (CTXS)+6.9%

Biggest falls among the 500 largest companies

Pfizer (PFE)-8.6%
EOG Resources, Inc. (EOG)-7.9%
Encana Corp (ECA)-7.6%

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

‹ October 19, 2005 · Every October 20 · October 21, 2005 ›

Ask the Lab what came after a day like this

History, not advice. How these numbers are made.