Underfolio

Every trading day › 1991

The stock market on October 30, 1991

October 30, 1991, a Wednesday. The S&P 500 rose 0.38% to close at 392.96. Of 5,763 US stocks that traded, 2,119 rose and 1,535 fell.

The S&P 500+0.38%closed at 392.96
How big a move#14,822of 24,799 trading days since 1928
$100 in the index since$1,961price only, to September 24, 2026
Stocks that rose2,119of 5,763; 1,535 fell
Biggest companyExxon Mobilby market value that day
Last day of trading for1stock

Biggest rises among the 500 largest companies

Chrysler Corp (C)+14.6%
Allergan (AGN)+11.0%
Storage Technology (STK)+7.2%

Biggest falls among the 500 largest companies

National City (NCC)-7.9%
Centocor Inc (CNTO.)-4.7%
Newell Rubbermaid (NWL)-4.4%

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

‹ October 29, 1991 · Every October 30 · October 31, 1991 ›

Ask the Lab what came after a day like this

History, not advice. How these numbers are made.