Underfolio

Every trading day › 1969

The stock market on May 20, 1969

May 20, 1969, a Tuesday. The S&P 500 fell 0.89% to close at 104.04. Of 2,139 US stocks that traded, 523 rose and 1,310 fell.

The S&P 500-0.89%closed at 104.04
How big a move#7,053of 24,799 trading days since 1928
$100 in the index since$7,405price only, to September 24, 2026
Stocks that rose523of 2,139; 1,310 fell
Biggest companyInternational Business Machines Corporationby market value that day

Biggest rises among the 500 largest companies

Marsh & McLennan (MMC)+6.1%
Norton Simon (NSI)+5.0%
Bunker Ramo Corp (BR)+4.8%

Biggest falls among the 500 largest companies

Lockheed Martin (LMT)-7.2%
Salomon-4.6%
PepsiCo (PEP)-4.3%

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

‹ May 19, 1969 · Every May 20 · May 21, 1969 ›

Ask the Lab what came after a day like this

History, not advice. How these numbers are made.