Underfolio

Every trading day › 2008

The stock market on October 20, 2008

October 20, 2008, a Monday. The S&P 500 rose 4.77% to close at 985.40. Of 4,569 US stocks that traded, 3,306 rose and 1,063 fell.

The S&P 500+4.77%closed at 985.40
How big a move#191of 24,799 trading days since 1928
$100 in the index since$782price only, to September 24, 2026
Stocks that rose3,306of 4,569; 1,063 fell
Biggest companyExxon Mobilby market value that day
Last day of trading for1stock

Biggest rises among the 500 largest companies

Cleveland-Cliffs Inc. (CLF)+30.3%
NRG Energy (NRG)+29.3%
National Oilwell Varco (NOV)+22.2%

Biggest falls among the 500 largest companies

Synovus Financial Corp. (SNV)-12.5%
Hormel Foods (HRL)-11.1%
Wynn Resorts (WYNN)-8.9%

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

‹ October 17, 2008 · Every October 20 · October 21, 2008 ›

Ask the Lab what came after a day like this

History, not advice. How these numbers are made.