Underfolio

Every trading day › 2021

The stock market on January 22, 2021

January 22, 2021, a Friday. The S&P 500 fell 0.30% to close at 3841.47. Of 3,910 US stocks that traded, 2,411 rose and 1,414 fell.

The S&P 500-0.30%closed at 3841.47
How big a move#16,518of 24,799 trading days since 1928
$100 in the index since$201price only, to September 24, 2026
Stocks that rose2,411of 3,910; 1,414 fell
Biggest companyAppleby market value that day
Last day of trading for1stock

Biggest rises among the 500 largest companies

Palantir Tech (PLTR)+25.4%
Affirm Holdings (AFRM)+10.1%
Teladoc Health, Inc. (TDOC)+7.1%

Biggest falls among the 500 largest companies

International Business Machines Corporation (IBM)-9.9%
Intel (INTC)-9.3%
Intuitive Surgical, Inc. (ISRG)-6.8%

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

‹ January 21, 2021 · Every January 22 · January 25, 2021 ›

Ask the Lab what came after a day like this

History, not advice. How these numbers are made.