Underfolio

Every trading day › 2020

The stock market on September 21, 2020

September 21, 2020, a Monday. The S&P 500 fell 1.16% to close at 3281.06. Of 3,744 US stocks that traded, 610 rose and 3,064 fell.

The S&P 500-1.16%closed at 3281.06
How big a move#4,798of 24,799 trading days since 1928
$100 in the index since$235price only, to September 24, 2026
Stocks that rose610of 3,744; 3,064 fell
Biggest companyAppleby market value that day
Last day of trading for1stock

Biggest rises among the 500 largest companies

Roku, Inc. (ROKU)+17.7%
Coupa Software Incorporated (COUP)+6.9%
Zoom Video Communications, Inc. (ZM)+6.8%

Biggest falls among the 500 largest companies

Nikola Corp (NKLA)-19.3%
Delta Air Lines (DAL)-9.2%
United Continental Holdings (UAL)-8.6%

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

‹ September 18, 2020 · Every September 21 · September 22, 2020 ›

Ask the Lab what came after a day like this

History, not advice. How these numbers are made.