Underfolio

Every trading day › 1977

The stock market on April 27, 1977

April 27, 1977, a Wednesday. The S&P 500 rose 0.88% to close at 97.96. Of 4,677 US stocks that traded, 1,675 rose and 744 fell.

The S&P 500+0.88%closed at 97.96
How big a move#7,177of 24,799 trading days since 1928
$100 in the index since$7,865price only, to September 24, 2026
Stocks that rose1,675of 4,677; 744 fell
Biggest companyInternational Business Machines Corporationby market value that day

Biggest rises among the 500 largest companies

YRC Worldwide (YELL)+7.4%
Sterling Drug (STY)+5.5%
Zenith Electronics (ZE)+5.4%

Biggest falls among the 500 largest companies

Gerber Products (GEB)-2.9%
Ocean Drilling & Exploration (ODR)-2.5%
Wm. Wrigley Jr. (WWY)-2.4%

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

‹ April 26, 1977 · Every April 27 · April 28, 1977 ›

Ask the Lab what came after a day like this

History, not advice. How these numbers are made.