Underfolio

Every trading day › 2019

The stock market on October 18, 2019

October 18, 2019, a Friday. The S&P 500 fell 0.39% to close at 2986.20. Of 3,742 US stocks that traded, 1,558 rose and 2,011 fell.

The S&P 500-0.39%closed at 2986.20
How big a move#14,547of 24,799 trading days since 1928
$100 in the index since$258price only, to September 24, 2026
Stocks that rose1,558of 3,742; 2,011 fell
Biggest companyAppleby market value that day
Last day of trading for1stock

Biggest rises among the 500 largest companies

Kansas City Southern (KSU)+7.3%
Intuitive Surgical, Inc. (ISRG)+7.0%
State Street Corp. (STT)+6.1%

Biggest falls among the 500 largest companies

Boeing (BA)-6.8%
Roku, Inc. (ROKU)-6.6%
Johnson & Johnson (JNJ)-6.2%

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

‹ October 17, 2019 · Every October 18 · October 21, 2019 ›

Ask the Lab what came after a day like this

History, not advice. How these numbers are made.