Underfolio

Every trading day › 1991

The stock market on May 2, 1991

May 2, 1991, a Thursday. The S&P 500 rose 0.06% to close at 380.52. Of 5,682 US stocks that traded, 2,007 rose and 1,573 fell.

The S&P 500+0.06%closed at 380.52
How big a move#23,070of 24,799 trading days since 1928
$100 in the index since$2,025price only, to September 24, 2026
Stocks that rose2,007of 5,682; 1,573 fell
Biggest companyExxon Mobilby market value that day

Biggest rises among the 500 largest companies

Acuson Corp (ACN)+9.9%
Storage Technology (STK)+8.4%
Lotus Development Corp (LOTS.)+8.1%

Biggest falls among the 500 largest companies

Hormel Foods (HRL)-6.8%
Johnson Controls (JCI)-5.7%
Sempra Energy (SRE)-3.5%

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

‹ May 1, 1991 · Every May 2 · May 3, 1991 ›

Ask the Lab what came after a day like this

History, not advice. How these numbers are made.