Underfolio

Every trading day › 1976

The stock market on May 18, 1976

May 18, 1976, a Tuesday. The S&P 500 rose 0.17% to close at 101.26. Of 4,643 US stocks that traded, 1,132 rose and 1,232 fell.

The S&P 500+0.17%closed at 101.26
How big a move#19,940of 24,799 trading days since 1928
$100 in the index since$7,608price only, to September 24, 2026
Stocks that rose1,132of 4,643; 1,232 fell
Biggest companyInternational Business Machines Corporationby market value that day

Biggest rises among the 500 largest companies

Allegheny Technologies (ATI)+5.1%
Crum & Forster (CMF)+4.2%
Utah Power & Light (UTP)+4.2%

Biggest falls among the 500 largest companies

Pioneer Hi-Bred International, Inc. (PHB)-5.4%
Rhone-Poulenc Rorer (RPR)-4.8%
Masco (MAS)-4.4%

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

‹ May 17, 1976 · Every May 18 · May 19, 1976 ›

Ask the Lab what came after a day like this

History, not advice. How these numbers are made.