Underfolio

Every trading day › 2025

The stock market on July 28, 2025

July 28, 2025, a Monday. The S&P 500 rose 0.02% to close at 6389.77. Of 3,532 US stocks that traded, 1,399 rose and 2,049 fell.

The S&P 500+0.02%closed at 6389.77
How big a move#24,147of 24,799 trading days since 1928
$100 in the index since$121price only, to September 24, 2026
Stocks that rose1,399of 3,532; 2,049 fell
Biggest companyNvidiaby market value that day

Biggest rises among the 500 largest companies

Supermicro (SMCI)+10.2%
Advanced Micro Devices (AMD)+4.3%
Coherent, Inc. (COHR)+4.2%

Biggest falls among the 500 largest companies

Duolingo (DUOL)-6.5%
Centene Corporation (CNC)-5.4%
Booz Allen Hamilton Hldg Cp (BAH)-5.3%

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

‹ July 25, 2025 · Every July 28 · July 29, 2025 ›

Ask the Lab what came after a day like this

History, not advice. How these numbers are made.