Underfolio

Every trading day › 1984

The stock market on May 4, 1984

May 4, 1984, a Friday. The S&P 500 fell 1.30% to close at 159.11. Of 5,742 US stocks that traded, 1,172 rose and 2,053 fell.

The S&P 500-1.30%closed at 159.11
How big a move#4,034of 24,799 trading days since 1928
$100 in the index since$4,842price only, to September 24, 2026
Stocks that rose1,172of 5,742; 2,053 fell
Biggest companyInternational Business Machines Corporationby market value that day
Last day of trading for2stocks

Biggest rises among the 500 largest companies

KeySpan (KSE)+5.6%
Ralston Purina (RAL)+4.9%
Cleveland Electric Illum+3.4%

Biggest falls among the 500 largest companies

Mca Inc. (MCA)-5.5%
Intel (INTC)-5.5%
Advanced Micro Devices (AMD)-5.1%

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

‹ May 3, 1984 · Every May 4 · May 7, 1984 ›

Ask the Lab what came after a day like this

History, not advice. How these numbers are made.