Underfolio

Every trading day › 1977

The stock market on January 17, 1977

January 17, 1977, a Monday. The S&P 500 fell 0.27% to close at 103.73. Of 4,692 US stocks that traded, 1,150 rose and 1,310 fell.

The S&P 500-0.27%closed at 103.73
How big a move#17,230of 24,799 trading days since 1928
$100 in the index since$7,427price only, to September 24, 2026
Stocks that rose1,150of 4,692; 1,310 fell
Biggest companyInternational Business Machines Corporationby market value that day

Biggest rises among the 500 largest companies

Southland Royalty Co (SRO)+9.7%
Houston Oil & Minerals (HOI)+8.0%
Ocean Drilling & Exploration (ODR)+4.8%

Biggest falls among the 500 largest companies

Heublein (HBL)-17.0%
Pinnacle West Capital Corporation (PNW)-5.2%
Masonite Corp (MNC)-4.4%

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

‹ January 14, 1977 · Every January 17 · January 18, 1977 ›

Ask the Lab what came after a day like this

History, not advice. How these numbers are made.