Underfolio

Every trading day › 1998

The stock market on October 15, 1998

October 15, 1998, a Thursday. The S&P 500 rose 4.17% to close at 1047.49. Of 7,171 US stocks that traded, 4,390 rose and 1,709 fell.

The S&P 500+4.17%closed at 1047.49
How big a move#286of 24,799 trading days since 1928
$100 in the index since$735price only, to September 24, 2026
Stocks that rose4,390of 7,171; 1,709 fell
Biggest companyGeneral Electricby market value that day
Last day of trading for11stocks

Biggest rises among the 500 largest companies

T. Rowe Price Group, Inc. (TROW)+21.5%
Kansas City Southern (KSU)+20.3%
Diamond Offshore Drilling (DO)+16.3%

Biggest falls among the 500 largest companies

Nextel Communications (NXTL)-12.1%
Pall Corporation (PLL)-3.2%
Genentech Inc (DNA)-3.0%

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

‹ October 14, 1998 · Every October 15 · October 16, 1998 ›

Ask the Lab what came after a day like this

History, not advice. How these numbers are made.