Underfolio

Every trading day › 2026

The stock market on January 27, 2026

January 27, 2026, a Tuesday. The S&P 500 rose 0.41% to close at 6978.60. Of 3,498 US stocks that traded, 1,667 rose and 1,698 fell.

The S&P 500+0.41%closed at 6978.60
How big a move#14,185of 24,799 trading days since 1928
$100 in the index since$110price only, to September 24, 2026
Stocks that rose1,667of 3,498; 1,698 fell
Biggest companyNvidiaby market value that day

Biggest rises among the 500 largest companies

Corning Inc. (GLW)+15.6%
Lumentum Holdings Inc (LITE)+11.5%
Sysco (SYY)+11.0%

Biggest falls among the 500 largest companies

Humana (HUM)-21.1%
UnitedHealth Group (UNH)-19.6%
Elevance Health (ELV)-14.3%

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

‹ January 26, 2026 · Every January 27 · January 28, 2026 ›

Ask the Lab what came after a day like this

History, not advice. How these numbers are made.