Underfolio

Every trading day › 1969

The stock market on May 15, 1969

May 15, 1969, a Thursday. The S&P 500 fell 0.29% to close at 105.85. Of 2,140 US stocks that traded, 714 rose and 1,102 fell.

The S&P 500-0.29%closed at 105.85
How big a move#16,720of 24,799 trading days since 1928
$100 in the index since$7,278price only, to September 24, 2026
Stocks that rose714of 2,140; 1,102 fell
Biggest companyInternational Business Machines Corporationby market value that day
Last day of trading for1stock

Biggest rises among the 500 largest companies

Texasgulf (TG)+5.9%
Unocal Corporation (UCL)+4.8%
Pan Am Corp+4.8%

Biggest falls among the 500 largest companies

NiSource (NI)-4.6%
Pennwalt Corp (PSM)-4.3%
Robins (A.H.) Co (QRAH)-4.2%

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

‹ May 14, 1969 · Every May 15 · May 16, 1969 ›

Ask the Lab what came after a day like this

History, not advice. How these numbers are made.