Underfolio

Every trading day › 2025

The stock market on October 10, 2025

October 10, 2025, a Friday. The S&P 500 fell 2.71% to close at 6552.51. Of 3,532 US stocks that traded, 343 rose and 3,149 fell.

The S&P 500-2.71%closed at 6552.51
How big a move#848of 24,799 trading days since 1928
$100 in the index since$118price only, to September 24, 2026
Stocks that rose343of 3,532; 3,149 fell
Biggest companyNvidiaby market value that day

Biggest rises among the 500 largest companies

Mp Materials (MP)+8.4%
Oklo Inc. (OKLO)+6.5%
PepsiCo (PEP)+3.7%

Biggest falls among the 500 largest companies

Entegris Inc (ENTG)-11.2%
Synopsys (SNPS)-9.4%
Coherent, Inc. (COHR)-9.2%

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

‹ October 9, 2025 · Every October 10 · October 13, 2025 ›

Ask the Lab what came after a day like this

History, not advice. How these numbers are made.