Underfolio

Every trading day › 1981

The stock market on June 18, 1981

June 18, 1981, a Thursday. The S&P 500 fell 1.26% to close at 131.64. Of 4,881 US stocks that traded, 1,018 rose and 2,095 fell.

The S&P 500-1.26%closed at 131.64
How big a move#4,211of 24,799 trading days since 1928
$100 in the index since$5,852price only, to September 24, 2026
Stocks that rose1,018of 4,881; 2,095 fell
Biggest companyAT&T Corporationby market value that day
Last day of trading for2stocks

Biggest rises among the 500 largest companies

Belco Petroleum Corp (BPC)+6.3%
FMC Corporation (FMC)+4.9%
Pioneer Corp-Texas (PNA)+4.5%

Biggest falls among the 500 largest companies

M/a-com (MAI)-8.1%
Southland Royalty Co (SRO)-6.5%
Cattlesale Co (CTLE.)-5.7%

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

‹ June 17, 1981 · Every June 18 · June 19, 1981 ›

Ask the Lab what came after a day like this

History, not advice. How these numbers are made.