Underfolio

Every trading day › 2021

The stock market on July 28, 2021

July 28, 2021, a Wednesday. The S&P 500 fell 0.02% to close at 4400.64. Of 4,282 US stocks that traded, 2,935 rose and 1,190 fell.

The S&P 500-0.02%closed at 4400.64
How big a move#24,126of 24,799 trading days since 1928
$100 in the index since$175price only, to September 24, 2026
Stocks that rose2,935of 4,282; 1,190 fell
Biggest companyAppleby market value that day

Biggest rises among the 500 largest companies

Unity Software (U)+7.9%
Advanced Micro Devices (AMD)+7.6%
Moderna, Inc. (MRNA)+6.3%

Biggest falls among the 500 largest companies

Humana (HUM)-5.7%
Lucid Group (LCID)-4.4%
Sirius XM Holdings Inc. (SIRI)-3.4%

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

‹ July 27, 2021 · Every July 28 · July 29, 2021 ›

Ask the Lab what came after a day like this

History, not advice. How these numbers are made.