Underfolio

Every trading day › 1978

The stock market on March 28, 1978

March 28, 1978, a Tuesday. The S&P 500 rose 0.71% to close at 89.50. Of 4,575 US stocks that traded, 1,571 rose and 841 fell.

The S&P 500+0.71%closed at 89.50
How big a move#9,143of 24,799 trading days since 1928
$100 in the index since$8,608price only, to September 24, 2026
Stocks that rose1,571of 4,575; 841 fell
Biggest companyAT&T Corporationby market value that day

Biggest rises among the 500 largest companies

Louisiana-Pacific (LPX)+8.0%
Mgm Grand Hotels Inc (GRH)+5.3%
Intel (INTC)+5.0%

Biggest falls among the 500 largest companies

Houston Oil & Minerals (HOI)-4.9%
GenCorp (GY)-4.2%
Conoco (CLL)-3.6%

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

‹ March 27, 1978 · Every March 28 · March 29, 1978 ›

Ask the Lab what came after a day like this

History, not advice. How these numbers are made.