Underfolio

Every trading day › 2012

The stock market on March 23, 2012

March 23, 2012, a Friday. The S&P 500 rose 0.31% to close at 1397.11. Of 3,944 US stocks that traded, 2,561 rose and 1,141 fell.

The S&P 500+0.31%closed at 1397.11
How big a move#16,286of 24,799 trading days since 1928
$100 in the index since$551price only, to September 24, 2026
Stocks that rose2,561of 3,944; 1,141 fell
Biggest companyAppleby market value that day

Biggest rises among the 500 largest companies

Polaris Inc. (PII)+5.3%
Discover Financial (DFS)+4.1%
Morgan Stanley (MS)+3.8%

Biggest falls among the 500 largest companies

Weight Watchers (WTW)-3.9%
Micron Technology (MU)-3.6%
Nike (NKE)-3.2%

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

‹ March 22, 2012 · Every March 23 · March 26, 2012 ›

Ask the Lab what came after a day like this

History, not advice. How these numbers are made.