Underfolio

Every trading day › 1971

The stock market on August 13, 1971

August 13, 1971, a Friday. The S&P 500 fell 0.32% to close at 95.69. Of 2,337 US stocks that traded, 827 rose and 970 fell.

The S&P 500-0.32%closed at 95.69
How big a move#16,039of 24,799 trading days since 1928
$100 in the index since$8,051price only, to September 24, 2026
Stocks that rose827of 2,337; 970 fell
Biggest companyInternational Business Machines Corporationby market value that day
Last day of trading for1stock

Biggest rises among the 500 largest companies

New Valley Corp (NVAL.)+4.3%
American Standard (TT)+3.4%
Amax Inc. (AMX)+3.3%

Biggest falls among the 500 largest companies

White Consolidated Inds (WSW)-4.0%
Winnebago Industries, Inc. (WGO)-3.8%
City Investing Co (CNV)-3.6%

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

‹ August 12, 1971 · Every August 13 · August 16, 1971 ›

Ask the Lab what came after a day like this

History, not advice. How these numbers are made.