Underfolio

Every trading day › 2025

The stock market on September 11, 2025

September 11, 2025, a Thursday. The S&P 500 rose 0.85% to close at 6587.47. Of 3,532 US stocks that traded, 2,777 rose and 678 fell.

The S&P 500+0.85%closed at 6587.47
How big a move#7,474of 24,799 trading days since 1928
$100 in the index since$117price only, to September 24, 2026
Stocks that rose2,777of 3,532; 678 fell
Biggest companyNvidiaby market value that day

Biggest rises among the 500 largest companies

Wimm Bill Dann Foods (WBD)+28.9%
Tempus AI, Inc. (TEM)+13.6%
Synopsys (SNPS)+13.0%

Biggest falls among the 500 largest companies

Oracle Corporation (ORCL)-6.2%
Affirm Holdings (AFRM)-4.1%
Boeing (BA)-3.3%

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

‹ September 10, 2025 · Every September 11 · September 12, 2025 ›

Ask the Lab what came after a day like this

History, not advice. How these numbers are made.