Underfolio

Every trading day › 1978

The stock market on October 19, 1978

October 19, 1978, a Thursday. The S&P 500 fell 1.15% to close at 99.33. Of 4,560 US stocks that traded, 467 rose and 2,411 fell.

The S&P 500-1.15%closed at 99.33
How big a move#4,822of 24,799 trading days since 1928
$100 in the index since$7,756price only, to September 24, 2026
Stocks that rose467of 4,560; 2,411 fell
Biggest companyAT&T Corporationby market value that day

Biggest rises among the 500 largest companies

Kennecott (KN)+6.8%
Freeport-McMoran (FTX)+2.9%
Maxus Energy (MXS)+2.1%

Biggest falls among the 500 largest companies

Mgm Grand Hotels Inc (GRH)-11.4%
Hca Hosp Cp Of Amer -cl A (HCA)-9.5%
CSX Corporation (CSX)-7.9%

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

‹ October 18, 1978 · Every October 19 · October 20, 1978 ›

Ask the Lab what came after a day like this

History, not advice. How these numbers are made.