Underfolio

Every trading day › 2020

The stock market on January 31, 2020

January 31, 2020, a Friday. The S&P 500 fell 1.77% to close at 3225.52. Of 3,716 US stocks that traded, 645 rose and 2,950 fell.

The S&P 500-1.77%closed at 3225.52
How big a move#2,175of 24,799 trading days since 1928
$100 in the index since$239price only, to September 24, 2026
Stocks that rose645of 3,716; 2,950 fell
Biggest companyAppleby market value that day
Last day of trading for2stocks

Biggest rises among the 500 largest companies

Amazon.com (AMZN)+7.4%
Colgate-Palmolive (CL)+6.2%
International Business Machines Corporation (IBM)+5.1%

Biggest falls among the 500 largest companies

Broadridge Financial Solutions, Inc.Common Stock (BR)-8.0%
Roku, Inc. (ROKU)-7.4%
Celanese (CE)-6.1%

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

‹ January 30, 2020 · Every January 31 · February 3, 2020 ›

Ask the Lab what came after a day like this

History, not advice. How these numbers are made.