Underfolio

Every trading day › 2026

The stock market on August 4, 2026

August 4, 2026, a Tuesday. The S&P 500 rose 1.79% to close at 7736.52. Of 3,337 US stocks that traded, 2,415 rose and 819 fell.

The S&P 500+1.79%closed at 7736.52
How big a move#2,123of 24,799 trading days since 1928
$100 in the index since$99.58price only, to September 24, 2026
Stocks that rose2,415of 3,337; 819 fell
Biggest companyNvidiaby market value that day

Biggest rises among the 500 largest companies

Palantir Technologies (PLTR)+29.4%
Zebra Technologies (ZBRA)+26.5%
Gartner (IT)+22.6%

Biggest falls among the 500 largest companies

Nrg Energy Inc (NRG)-15.5%
Sterling Construction Co Inc (STRL)-11.4%
Chipotle Mexican Grill (CMG)-9.7%

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

‹ August 3, 2026 · Every August 4 · August 5, 2026 ›

Ask the Lab what came after a day like this

History, not advice. How these numbers are made.