Underfolio

Every trading day › 1984

The stock market on February 16, 1984

February 16, 1984, a Thursday. The S&P 500 fell 0.08% to close at 156.13. Of 5,682 US stocks that traded, 1,338 rose and 1,980 fell.

The S&P 500-0.08%closed at 156.13
How big a move#22,568of 24,799 trading days since 1928
$100 in the index since$4,934price only, to September 24, 2026
Stocks that rose1,338of 5,682; 1,980 fell
Biggest companyInternational Business Machines Corporationby market value that day
Last day of trading for4stocks

Biggest rises among the 500 largest companies

CMS Energy (CMS)+6.1%
MCI Communications (MCIC.)+6.0%
Sonat Inc. (SNT)+5.9%

Biggest falls among the 500 largest companies

PG&E Corp. (PCG)-8.1%
H.F. Ahmanson (AHM)-7.5%
Noble Energy (NBL)-6.2%

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

‹ February 15, 1984 · Every February 16 · February 17, 1984 ›

Ask the Lab what came after a day like this

History, not advice. How these numbers are made.