Underfolio

Every trading day › 2020

The stock market on October 30, 2020

October 30, 2020, a Friday. The S&P 500 fell 1.21% to close at 3269.96. Of 3,790 US stocks that traded, 1,125 rose and 2,570 fell.

The S&P 500-1.21%closed at 3269.96
How big a move#4,481of 24,799 trading days since 1928
$100 in the index since$236price only, to September 24, 2026
Stocks that rose1,125of 3,790; 2,570 fell
Biggest companyAppleby market value that day

Biggest rises among the 500 largest companies

ResMed Inc. (RMD)+6.9%
Five9, Inc. (FIVN)+6.0%
AbbVie (ABBV)+5.5%

Biggest falls among the 500 largest companies

Twitter (TWTR)-21.1%
Seattle Genetics, Inc. (SGEN)-13.3%
Unity Software Inc (U)-12.8%

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

‹ October 29, 2020 · Every October 30 · November 2, 2020 ›

Ask the Lab what came after a day like this

History, not advice. How these numbers are made.