Underfolio

Every trading day › 2021

The stock market on August 27, 2021

August 27, 2021, a Friday. The S&P 500 rose 0.88% to close at 4509.37. Of 4,315 US stocks that traded, 3,410 rose and 764 fell.

The S&P 500+0.88%closed at 4509.37
How big a move#7,120of 24,799 trading days since 1928
$100 in the index since$171price only, to September 24, 2026
Stocks that rose3,410of 4,315; 764 fell
Biggest companyAppleby market value that day
Last day of trading for1stock

Biggest rises among the 500 largest companies

Bill.com Holdings, Inc. (BILL)+29.6%
Workday, Inc. (WDAY)+9.1%
Ubiquiti Inc. (UI)+7.1%

Biggest falls among the 500 largest companies

Peloton Interactive, Inc. (PTON)-8.6%
Vmware, Inc. (VMW)-6.7%
Dell Technologies Inc. (DELL)-4.5%

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

‹ August 26, 2021 · Every August 27 · August 30, 2021 ›

Ask the Lab what came after a day like this

History, not advice. How these numbers are made.