Underfolio

Every trading day › 2013

The stock market on October 17, 2013

October 17, 2013, a Thursday. The S&P 500 rose 0.67% to close at 1733.15. Of 3,853 US stocks that traded, 2,595 rose and 1,055 fell.

The S&P 500+0.67%closed at 1733.15
How big a move#9,632of 24,799 trading days since 1928
$100 in the index since$445price only, to September 24, 2026
Stocks that rose2,595of 3,853; 1,055 fell
Biggest companyAppleby market value that day
Last day of trading for1stock

Biggest rises among the 500 largest companies

SanDisk (SNDK)+8.8%
Core Laboratories N.V. (CLB)+8.5%
D.R. Horton (DHI)+6.0%

Biggest falls among the 500 largest companies

Keurig Green Mountain (GMCR)-7.1%
Groupon, Inc. (GRPN)-6.8%
International Business Machines Corporation (IBM)-6.4%

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

‹ October 16, 2013 · Every October 17 · October 18, 2013 ›

Ask the Lab what came after a day like this

History, not advice. How these numbers are made.