Underfolio

Every trading day › 1978

The stock market on October 13, 1978

October 13, 1978, a Friday. The S&P 500 fell 0.21% to close at 104.66. Of 4,554 US stocks that traded, 1,051 rose and 1,402 fell.

The S&P 500-0.21%closed at 104.66
How big a move#18,769of 24,799 trading days since 1928
$100 in the index since$7,361price only, to September 24, 2026
Stocks that rose1,051of 4,554; 1,402 fell
Biggest companyAT&T Corporationby market value that day

Biggest rises among the 500 largest companies

Mead (MEA)+5.4%
Carrier (CRR)+5.0%
Mcdermott Intl Inc (MDRIQ)+4.1%

Biggest falls among the 500 largest companies

Dome Petroleum Ltd (DMP)-11.4%
Aquitaine Co Canada Ltd (AQC)-9.3%
Dome Mines (DM)-4.8%

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

‹ October 12, 1978 · Every October 13 · October 16, 1978 ›

Ask the Lab what came after a day like this

History, not advice. How these numbers are made.