Underfolio

Every trading day › 1997

The stock market on September 18, 1997

September 18, 1997, a Thursday. The S&P 500 rose 0.45% to close at 947.29. Of 7,449 US stocks that traded, 3,364 rose and 2,774 fell.

The S&P 500+0.45%closed at 947.29
How big a move#13,283of 24,799 trading days since 1928
$100 in the index since$813price only, to September 24, 2026
Stocks that rose3,364of 7,449; 2,774 fell
Biggest companyGeneral Electricby market value that day
Last day of trading for1stock

Biggest rises among the 500 largest companies

Whirlpool (WHR)+14.2%
New York Times (NYT)+6.3%
Equifax, Inc. (EFX)+6.2%

Biggest falls among the 500 largest companies

Nextel Communications (NXTL)-4.9%
Novell (NOVL)-4.0%
Owens-Illinois (OI)-3.7%

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

‹ September 17, 1997 · Every September 18 · September 19, 1997 ›

Ask the Lab what came after a day like this

History, not advice. How these numbers are made.