Underfolio

Every trading day › 2021

The stock market on March 29, 2021

March 29, 2021, a Monday. The S&P 500 fell 0.09% to close at 3971.09. Of 4,061 US stocks that traded, 798 rose and 3,201 fell.

The S&P 500-0.09%closed at 3971.09
How big a move#22,223of 24,799 trading days since 1928
$100 in the index since$194price only, to September 24, 2026
Stocks that rose798of 4,061; 3,201 fell
Biggest companyAppleby market value that day

Biggest rises among the 500 largest companies

Coupang (CPNG)+5.7%
Airbnb (ABNB)+4.6%
Elanco Animal Health Incorporated (ELAN)+3.4%

Biggest falls among the 500 largest companies

Plug Power, Inc. (PLUG)-9.6%
The Trade Desk, Inc. (TTD)-8.7%
Deac Merger Corp (DKNG)-8.5%

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

‹ March 26, 2021 · Every March 29 · March 30, 2021 ›

Ask the Lab what came after a day like this

History, not advice. How these numbers are made.