Underfolio

Every trading day › 1970

The stock market on April 15, 1970

April 15, 1970, a Wednesday. The S&P 500 fell 0.18% to close at 86.73. Of 2,251 US stocks that traded, 714 rose and 1,067 fell.

The S&P 500-0.18%closed at 86.73
How big a move#19,501of 24,799 trading days since 1928
$100 in the index since$8,883price only, to September 24, 2026
Stocks that rose714of 2,251; 1,067 fell
Biggest companyInternational Business Machines Corporationby market value that day

Biggest rises among the 500 largest companies

Gulf United Corp (GHC)+5.0%
Pe Corp-Pe Biosy (PEB)+4.4%
General Dynamics (GD)+4.1%

Biggest falls among the 500 largest companies

Ampex Corp (APX)-21.5%
Monroe Auto Equip (MAE)-11.8%
Qantel Corp-10.0%

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

‹ April 14, 1970 · Every April 15 · April 16, 1970 ›

Ask the Lab what came after a day like this

History, not advice. How these numbers are made.