Underfolio

Every trading day › 1982

The stock market on August 9, 1982

August 9, 1982, a Monday. The S&P 500 fell 0.61% to close at 103.08. Of 5,023 US stocks that traded, 511 rose and 2,623 fell.

The S&P 500-0.61%closed at 103.08
How big a move#10,641of 24,799 trading days since 1928
$100 in the index since$7,474price only, to September 24, 2026
Stocks that rose511of 5,023; 2,623 fell
Biggest companyAT&T Corporationby market value that day

Biggest rises among the 500 largest companies

Helmerich & Payne, Inc. (HP)+10.6%
Computervision Corp -old (CVN)+6.2%
Campbell Taggart Inc (CTI)+5.8%

Biggest falls among the 500 largest companies

Cities Service Co-18.5%
Dome Petroleum Ltd (DMP)-8.3%
Timken (TKR)-7.3%

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

‹ August 6, 1982 · Every August 9 · August 10, 1982 ›

Ask the Lab what came after a day like this

History, not advice. How these numbers are made.