Underfolio

Every trading day › 2020

The stock market on September 30, 2020

September 30, 2020, a Wednesday. The S&P 500 rose 0.83% to close at 3363.00. Of 3,758 US stocks that traded, 1,876 rose and 1,775 fell.

The S&P 500+0.83%closed at 3363.00
How big a move#7,733of 24,799 trading days since 1928
$100 in the index since$229price only, to September 24, 2026
Stocks that rose1,876of 3,758; 1,775 fell
Biggest companyAppleby market value that day
Last day of trading for4stocks

Biggest rises among the 500 largest companies

Datadog, Inc. (DDOG)+12.4%
Duke Energy (DUK)+7.5%
Molina Healthcare (MOH)+6.5%

Biggest falls among the 500 largest companies

Unity Software Inc (U)-8.1%
Micron Technology (MU)-7.4%
Western Digital (WDC)-7.0%

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

‹ September 29, 2020 · Every September 30 · October 1, 2020 ›

Ask the Lab what came after a day like this

History, not advice. How these numbers are made.