Underfolio

Every trading day › 1991

The stock market on March 28, 1991

March 28, 1991, a Thursday. The S&P 500 fell 0.03% to close at 375.22. Of 5,694 US stocks that traded, 2,043 rose and 1,535 fell.

The S&P 500-0.03%closed at 375.22
How big a move#23,733of 24,799 trading days since 1928
$100 in the index since$2,053price only, to September 24, 2026
Stocks that rose2,043of 5,694; 1,535 fell
Biggest companyExxon Mobilby market value that day
Last day of trading for12stocks

Biggest rises among the 500 largest companies

CA Technologies (CA)+4.4%
Bruno's+4.0%
Price Co (PCLB)+3.9%

Biggest falls among the 500 largest companies

UnitedHealth Group (UNH)-5.4%
Lin Broadcasting (LINB)-4.5%
MCI Communications (MCIC.)-4.2%

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

‹ March 27, 1991 · Every March 28 · April 1, 1991 ›

Ask the Lab what came after a day like this

History, not advice. How these numbers are made.