Underfolio

Every trading day › 1977

The stock market on October 31, 1977

October 31, 1977, a Monday. The S&P 500 fell 0.29% to close at 92.34. Of 4,630 US stocks that traded, 1,212 rose and 1,058 fell.

The S&P 500-0.29%closed at 92.34
How big a move#16,735of 24,799 trading days since 1928
$100 in the index since$8,343price only, to September 24, 2026
Stocks that rose1,212of 4,630; 1,058 fell
Biggest companyInternational Business Machines Corporationby market value that day

Biggest rises among the 500 largest companies

Blue Bell (BBL)+4.4%
Allied Stores+4.2%
Colonial Penn Group Inc (CPG)+4.0%

Biggest falls among the 500 largest companies

Polaroid (PRDCQ)-4.2%
Pe Corp-Pe Biosy (PEB)-3.9%
Holiday Corp. (HIA)-3.8%

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

‹ October 28, 1977 · Every October 31 · November 1, 1977 ›

Ask the Lab what came after a day like this

History, not advice. How these numbers are made.