Underfolio

Every trading day › 2017

The stock market on October 23, 2017

October 23, 2017, a Monday. The S&P 500 fell 0.40% to close at 2564.98. Of 3,753 US stocks that traded, 1,060 rose and 2,491 fell.

The S&P 500-0.40%closed at 2564.98
How big a move#14,426of 24,799 trading days since 1928
$100 in the index since$300price only, to September 24, 2026
Stocks that rose1,060of 3,753; 2,491 fell
Biggest companyAppleby market value that day

Biggest rises among the 500 largest companies

Lennox International (LII)+7.3%
V.F. Corporation (VFC)+5.4%
DaVita (DVA)+2.8%

Biggest falls among the 500 largest companies

Alcoa (ARNC)-10.4%
Hasbro (HAS)-8.6%
General Electric (GE)-6.3%

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

‹ October 20, 2017 · Every October 23 · October 24, 2017 ›

Ask the Lab what came after a day like this

History, not advice. How these numbers are made.