Underfolio

Every trading day › 2015

The stock market on December 21, 2015

December 21, 2015, a Monday. The S&P 500 rose 0.78% to close at 2021.15. Of 3,948 US stocks that traded, 2,387 rose and 1,388 fell.

The S&P 500+0.78%closed at 2021.15
How big a move#8,276of 24,799 trading days since 1928
$100 in the index since$381price only, to September 24, 2026
Stocks that rose2,387of 3,948; 1,388 fell
Biggest companyAppleby market value that day
Last day of trading for1stock

Biggest rises among the 500 largest companies

Medivation Inc (MDVN)+5.7%
HCA Healthcare, Inc. (HCA)+4.9%
Cabot Oil & Gas (COG)+4.8%

Biggest falls among the 500 largest companies

Continental Resources, Inc. (CLR)-11.9%
Concho Resources (CXO)-5.8%
Cimarex Energy (XEC)-5.1%

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

‹ December 18, 2015 · Every December 21 · December 22, 2015 ›

Ask the Lab what came after a day like this

History, not advice. How these numbers are made.