Underfolio

Every trading day › 1981

The stock market on August 19, 1981

August 19, 1981, a Wednesday. The S&P 500 rose 0.29% to close at 130.49. Of 4,973 US stocks that traded, 1,390 rose and 1,518 fell.

The S&P 500+0.29%closed at 130.49
How big a move#16,719of 24,799 trading days since 1928
$100 in the index since$5,904price only, to September 24, 2026
Stocks that rose1,390of 4,973; 1,518 fell
Biggest companyAT&T Corporationby market value that day

Biggest rises among the 500 largest companies

Bendix Corp+6.3%
Hilton Worldwide Holdings (HLT)+5.7%
Tenet Healthcare (THC)+5.2%

Biggest falls among the 500 largest companies

Pennzoil (PZE)-3.6%
Providian Corp (PVN)-3.5%
Helmerich & Payne, Inc. (HP)-2.9%

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

‹ August 18, 1981 · Every August 19 · August 20, 1981 ›

Ask the Lab what came after a day like this

History, not advice. How these numbers are made.