Underfolio

Every trading day › 2021

The stock market on March 12, 2021

March 12, 2021, a Friday. The S&P 500 rose 0.10% to close at 3943.34. Of 4,007 US stocks that traded, 2,300 rose and 1,606 fell.

The S&P 500+0.10%closed at 3943.34
How big a move#21,785of 24,799 trading days since 1928
$100 in the index since$195price only, to September 24, 2026
Stocks that rose2,300of 4,007; 1,606 fell
Biggest companyAppleby market value that day
Last day of trading for1stock

Biggest rises among the 500 largest companies

ViacomCBS Inc. (VIAC)+10.3%
L Brands (LB)+8.9%
Novavax, Inc. (NVAX)+8.1%

Biggest falls among the 500 largest companies

Ulta Beauty (ULTA)-8.5%
DocuSign, Inc. (DOCU)-6.6%
Roblox (RBLX)-5.7%

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

‹ March 11, 2021 · Every March 12 · March 15, 2021 ›

Ask the Lab what came after a day like this

History, not advice. How these numbers are made.