Underfolio

Every trading day › 2025

The stock market on September 4, 2025

September 4, 2025, a Thursday. The S&P 500 rose 0.83% to close at 6502.08. Of 3,532 US stocks that traded, 2,240 rose and 1,206 fell.

The S&P 500+0.83%closed at 6502.08
How big a move#7,638of 24,799 trading days since 1928
$100 in the index since$118price only, to September 24, 2026
Stocks that rose2,240of 3,532; 1,206 fell
Biggest companyNvidiaby market value that day

Biggest rises among the 500 largest companies

Ciena (CIEN)+23.3%
Coherent, Inc. (COHR)+8.1%
Astera Labs, Inc. (ALAB)+6.4%

Biggest falls among the 500 largest companies

Rivian (RIVN)-5.1%
Estée Lauder Companies (The) (EL)-4.9%
Salesforce (CRM)-4.9%

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

‹ September 3, 2025 · Every September 4 · September 5, 2025 ›

Ask the Lab what came after a day like this

History, not advice. How these numbers are made.