Underfolio

Every trading day › 2025

The stock market on January 27, 2025

January 27, 2025, a Monday. The S&P 500 fell 1.46% to close at 6012.28. Of 3,532 US stocks that traded, 1,586 rose and 1,879 fell.

The S&P 500-1.46%closed at 6012.28
How big a move#3,251of 24,799 trading days since 1928
$100 in the index since$128price only, to September 24, 2026
Stocks that rose1,586of 3,532; 1,879 fell
Biggest companyApple Inc.by market value that day

Biggest rises among the 500 largest companies

American Water Works (AWK)+6.8%
AT&T Inc (T)+6.3%
HCA Holdings (HCA)+6.0%

Biggest falls among the 500 largest companies

Vertiv Holdings, LLC (VRT)-29.9%
Vistra (VST)-28.3%
Astera Labs, Inc. (ALAB)-28.0%

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

‹ January 24, 2025 · Every January 27 · January 28, 2025 ›

Ask the Lab what came after a day like this

History, not advice. How these numbers are made.