Underfolio

Every trading day › 1985

The stock market on February 4, 1985

February 4, 1985, a Monday. The S&P 500 rose 0.96% to close at 180.35. Of 5,737 US stocks that traded, 2,203 rose and 1,204 fell.

The S&P 500+0.96%closed at 180.35
How big a move#6,363of 24,799 trading days since 1928
$100 in the index since$4,272price only, to September 24, 2026
Stocks that rose2,203of 5,737; 1,204 fell
Biggest companyInternational Business Machines Corporationby market value that day

Biggest rises among the 500 largest companies

U S Healthcare Inc (USHC)+10.9%
Multimedia Inc (MMEDC)+9.6%
Apollo Computer Inc (APCI.)+6.6%

Biggest falls among the 500 largest companies

American Standard (TT)-4.4%
Homestake Mining (HM)-3.2%
Newmont Mining (NEM)-3.1%

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

‹ February 1, 1985 · Every February 4 · February 5, 1985 ›

Ask the Lab what came after a day like this

History, not advice. How these numbers are made.