Underfolio

Every trading day › 1977

The stock market on May 27, 1977

May 27, 1977, a Friday. The S&P 500 fell 0.76% to close at 96.27. Of 4,674 US stocks that traded, 888 rose and 1,315 fell.

The S&P 500-0.76%closed at 96.27
How big a move#8,474of 24,799 trading days since 1928
$100 in the index since$8,003price only, to September 24, 2026
Stocks that rose888of 4,674; 1,315 fell
Biggest companyAT&T Corporationby market value that day

Biggest rises among the 500 largest companies

Aetna (AET)+3.0%
Homestake Mining (HM)+2.6%
Lucky Stores (LKS)+2.6%

Biggest falls among the 500 largest companies

Varity Corp (VAT)-7.4%
Richardson-Vicks Inc (RVI)-5.0%
Reynolds Metals (RLM)-4.9%

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

‹ May 26, 1977 · Every May 27 · May 31, 1977 ›

Ask the Lab what came after a day like this

History, not advice. How these numbers are made.