Underfolio

Every trading day › 2015

The stock market on January 20, 2015

January 20, 2015, a Tuesday. The S&P 500 rose 0.15% to close at 2022.55. Of 3,970 US stocks that traded, 1,443 rose and 2,368 fell.

The S&P 500+0.15%closed at 2022.55
How big a move#20,359of 24,799 trading days since 1928
$100 in the index since$381price only, to September 24, 2026
Stocks that rose1,443of 3,970; 2,368 fell
Biggest companyAppleby market value that day

Biggest rises among the 500 largest companies

Delta Air Lines (DAL)+7.3%
Illumina, Inc. (ILMN)+7.0%
American Airlines Group (AAL)+5.9%

Biggest falls among the 500 largest companies

NRG Energy (NRG)-6.2%
Staples (SPLS)-5.5%
Encana Corp (ECA)-4.8%

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

‹ January 16, 2015 · Every January 20 · January 21, 2015 ›

Ask the Lab what came after a day like this

History, not advice. How these numbers are made.