Underfolio

Every trading day › 2017

The stock market on October 26, 2017

October 26, 2017, a Thursday. The S&P 500 rose 0.13% to close at 2560.40. Of 3,755 US stocks that traded, 2,027 rose and 1,509 fell.

The S&P 500+0.13%closed at 2560.40
How big a move#21,057of 24,799 trading days since 1928
$100 in the index since$301price only, to September 24, 2026
Stocks that rose2,027of 3,755; 1,509 fell
Biggest companyAppleby market value that day

Biggest rises among the 500 largest companies

Twitter (TWTR)+18.5%
Aetna (AET)+11.5%
Teradyne, Inc. (TER)+7.4%

Biggest falls among the 500 largest companies

Celgene (CELG)-16.4%
Liberty Broadband Corporation (LBRDK)-8.5%
Charter Communications (CHTR)-8.3%

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

‹ October 25, 2017 · Every October 26 · October 27, 2017 ›

Ask the Lab what came after a day like this

History, not advice. How these numbers are made.