Underfolio

Every trading day › 1984

The stock market on March 23, 1984

March 23, 1984, a Friday. The S&P 500 rose 0.11% to close at 156.86. Of 5,726 US stocks that traded, 1,343 rose and 1,828 fell.

The S&P 500+0.11%closed at 156.86
How big a move#21,604of 24,799 trading days since 1928
$100 in the index since$4,911price only, to September 24, 2026
Stocks that rose1,343of 5,726; 1,828 fell
Biggest companyInternational Business Machines Corporationby market value that day
Last day of trading for1stock

Biggest rises among the 500 largest companies

Telerate Inc (TLR)+4.2%
Texas Instruments (TXN)+4.0%
Walt Disney (DIS)+3.9%

Biggest falls among the 500 largest companies

Rolm (RM)-8.7%
American Stores (ASC)-6.4%
Computervision Corp -old (CVN)-5.5%

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

‹ March 22, 1984 · Every March 23 · March 26, 1984 ›

Ask the Lab what came after a day like this

History, not advice. How these numbers are made.