Underfolio

Every trading day › 1991

The stock market on April 8, 1991

April 8, 1991, a Monday. The S&P 500 rose 0.88% to close at 378.66. Of 5,687 US stocks that traded, 1,857 rose and 1,700 fell.

The S&P 500+0.88%closed at 378.66
How big a move#7,138of 24,799 trading days since 1928
$100 in the index since$2,035price only, to September 24, 2026
Stocks that rose1,857of 5,687; 1,700 fell
Biggest companyExxon Mobilby market value that day
Last day of trading for1stock

Biggest rises among the 500 largest companies

Pet Inc. (PT)+7.9%
Viacom Inc (VIA)+6.7%
Reebok International (RBK)+6.0%

Biggest falls among the 500 largest companies

Laboratory Corp. of America (LH)-4.5%
Hormel Foods (HRL)-4.3%
Rohm & Haas (ROH)-4.0%

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

‹ April 5, 1991 · Every April 8 · April 9, 1991 ›

Ask the Lab what came after a day like this

History, not advice. How these numbers are made.