Underfolio

Every trading day › 2015

The stock market on May 18, 2015

May 18, 2015, a Monday. The S&P 500 rose 0.30% to close at 2129.20. Of 3,958 US stocks that traded, 2,573 rose and 1,204 fell.

The S&P 500+0.30%closed at 2129.20
How big a move#16,425of 24,799 trading days since 1928
$100 in the index since$362price only, to September 24, 2026
Stocks that rose2,573of 3,958; 1,204 fell
Biggest companyAppleby market value that day
Last day of trading for1stock

Biggest rises among the 500 largest companies

Altera (ALTR)+5.7%
Skyworks (SWKS)+5.6%
Qorvo, Inc. (QRVO)+4.9%

Biggest falls among the 500 largest companies

Splunk Inc. (SPLK)-4.6%
Keurig Green Mountain (GMCR)-4.1%
Freeport-McMoRan (FCX)-3.1%

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

‹ May 15, 2015 · Every May 18 · May 19, 2015 ›

Ask the Lab what came after a day like this

History, not advice. How these numbers are made.