Underfolio

Every trading day › 1985

The stock market on April 4, 1985

April 4, 1985, a Thursday. The S&P 500 fell 0.04% to close at 179.03. Of 5,720 US stocks that traded, 1,457 rose and 1,772 fell.

The S&P 500-0.04%closed at 179.03
How big a move#23,462of 24,799 trading days since 1928
$100 in the index since$4,303price only, to September 24, 2026
Stocks that rose1,457of 5,720; 1,772 fell
Biggest companyInternational Business Machines Corporationby market value that day
Last day of trading for1stock

Biggest rises among the 500 largest companies

Genentech Inc (DNA)+5.9%
Big Three Industries+4.4%
GenCorp (GY)+3.9%

Biggest falls among the 500 largest companies

PPL Corporation (PPL)-7.3%
Intergraph Corp (INGR.)-6.0%
Texas Eastern Corp-3.9%

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

‹ April 3, 1985 · Every April 4 · April 8, 1985 ›

Ask the Lab what came after a day like this

History, not advice. How these numbers are made.