Underfolio

Every trading day › 1981

The stock market on October 12, 1981

October 12, 1981, a Monday. The S&P 500 fell 0.20% to close at 121.21. Of 4,993 US stocks that traded, 1,425 rose and 1,417 fell.

The S&P 500-0.20%closed at 121.21
How big a move#19,110of 24,799 trading days since 1928
$100 in the index since$6,356price only, to September 24, 2026
Stocks that rose1,425of 4,993; 1,417 fell
Biggest companyAT&T Corporationby market value that day
Last day of trading for1stock

Biggest rises among the 500 largest companies

Hutton (E.F.) Group (EFH)+6.6%
Providian Corp (PVN)+5.6%
Corning (GLW)+5.1%

Biggest falls among the 500 largest companies

Ncr Corp. (NCR)-5.8%
Parker Drilling Co (PKDC)-5.1%
Polaroid (PRDCQ)-5.0%

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

‹ October 9, 1981 · Every October 12 · October 13, 1981 ›

Ask the Lab what came after a day like this

History, not advice. How these numbers are made.