Underfolio

Every trading day › 1982

The stock market on May 20, 1982

May 20, 1982, a Thursday. The S&P 500 fell 0.26% to close at 114.59. Of 5,029 US stocks that traded, 850 rose and 1,998 fell.

The S&P 500-0.26%closed at 114.59
How big a move#17,432of 24,799 trading days since 1928
$100 in the index since$6,723price only, to September 24, 2026
Stocks that rose850of 5,029; 1,998 fell
Biggest companyAT&T Corporationby market value that day

Biggest rises among the 500 largest companies

Deere (DE)+5.8%
Southland Royalty Co (SRO)+4.9%
Murphy Oil Corporation (MUR)+4.1%

Biggest falls among the 500 largest companies

Dome Petroleum Ltd (DMP)-15.4%
Tom Brown Inc (TMBR)-8.6%
Interfirst Corp (IFC)-8.3%

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

‹ May 19, 1982 · Every May 20 · May 21, 1982 ›

Ask the Lab what came after a day like this

History, not advice. How these numbers are made.