Underfolio

Every trading day › 2017

The stock market on December 18, 2017

December 18, 2017, a Monday. The S&P 500 rose 0.54% to close at 2690.16. Of 3,756 US stocks that traded, 2,548 rose and 1,028 fell.

The S&P 500+0.54%closed at 2690.16
How big a move#11,828of 24,799 trading days since 1928
$100 in the index since$286price only, to September 24, 2026
Stocks that rose2,548of 3,756; 1,028 fell
Biggest companyAppleby market value that day

Biggest rises among the 500 largest companies

Akamai Technologies, Inc. (AKAM)+13.7%
Twitter (TWTR)+11.0%
Advanced Micro Devices (AMD)+6.7%

Biggest falls among the 500 largest companies

WellCare (WCG)-4.0%
Incyte Corporation (INCY)-3.0%
Humana (HUM)-2.9%

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

‹ December 15, 2017 · Every December 18 · December 19, 2017 ›

Ask the Lab what came after a day like this

History, not advice. How these numbers are made.