Underfolio

Every trading day › 2021

The stock market on September 29, 2021

September 29, 2021, a Wednesday. The S&P 500 rose 0.16% to close at 4359.46. Of 4,347 US stocks that traded, 1,904 rose and 2,278 fell.

The S&P 500+0.16%closed at 4359.46
How big a move#20,297of 24,799 trading days since 1928
$100 in the index since$177price only, to September 24, 2026
Stocks that rose1,904of 4,347; 2,278 fell
Biggest companyAppleby market value that day
Last day of trading for2stocks

Biggest rises among the 500 largest companies

Dollar Tree (DLTR)+16.5%
Lucid Group (LCID)+7.1%
Eli Lilly (LLY)+4.0%

Biggest falls among the 500 largest companies

Plug Power, Inc. (PLUG)-6.1%
Ginkgo Bioworks (DNA)-5.2%
HP Inc. (HPQ)-4.4%

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

‹ September 28, 2021 · Every September 29 · September 30, 2021 ›

Ask the Lab what came after a day like this

History, not advice. How these numbers are made.