Underfolio

Every trading day › 2025

The stock market on October 23, 2025

October 23, 2025, a Thursday. The S&P 500 rose 0.58% to close at 6738.44. Of 3,532 US stocks that traded, 2,139 rose and 1,290 fell.

The S&P 500+0.58%closed at 6738.44
How big a move#11,009of 24,799 trading days since 1928
$100 in the index since$114price only, to September 24, 2026
Stocks that rose2,139of 3,532; 1,290 fell
Biggest companyNvidiaby market value that day

Biggest rises among the 500 largest companies

Carpenter Technology Corp (CRS)+22.7%
Dow (DOW)+13.0%
Las Vegas Sands (LVS)+12.4%

Biggest falls among the 500 largest companies

Supermicro (SMCI)-8.7%
United Rentals (URI)-7.8%
Southwest Airlines (LUV)-6.3%

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

‹ October 22, 2025 · Every October 23 · October 24, 2025 ›

Ask the Lab what came after a day like this

History, not advice. How these numbers are made.