Underfolio

Every trading day › 1984

The stock market on May 10, 1984

May 10, 1984, a Thursday. The S&P 500 fell 0.07% to close at 160.00. Of 5,743 US stocks that traded, 1,435 rose and 1,635 fell.

The S&P 500-0.07%closed at 160.00
How big a move#22,800of 24,799 trading days since 1928
$100 in the index since$4,815price only, to September 24, 2026
Stocks that rose1,435of 5,743; 1,635 fell
Biggest companyInternational Business Machines Corporationby market value that day
Last day of trading for1stock

Biggest rises among the 500 largest companies

Mei Corp (MEI)+10.1%
Heinz (HNZ)+6.8%
Computervision Corp -old (CVN)+5.9%

Biggest falls among the 500 largest companies

Computervision Corp (CVN)-8.6%
Dome Petroleum Ltd (DMP)-6.4%
Pe Corp-Pe Biosy (PEB)-5.6%

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

‹ May 9, 1984 · Every May 10 · May 11, 1984 ›

Ask the Lab what came after a day like this

History, not advice. How these numbers are made.