Underfolio

Every trading day › 2005

The stock market on September 30, 2005

September 30, 2005, a Friday. The S&P 500 rose 0.09% to close at 1228.81. Of 4,897 US stocks that traded, 2,797 rose and 1,813 fell.

The S&P 500+0.09%closed at 1228.81
How big a move#22,061of 24,799 trading days since 1928
$100 in the index since$627price only, to September 24, 2026
Stocks that rose2,797of 4,897; 1,813 fell
Biggest companyExxon Mobilby market value that day
Last day of trading for6stocks

Biggest rises among the 500 largest companies

Micron Technology (MU)+9.1%
SanDisk (SNDK)+7.0%
Marvell Technology Group Ltd. (MRVL)+4.4%

Biggest falls among the 500 largest companies

AutoZone (AZO)-4.2%
IMS Health (RX)-3.1%
Huntington Bancshares Incorporated (HBAN)-2.9%

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

‹ September 29, 2005 · Every September 30 · October 3, 2005 ›

Ask the Lab what came after a day like this

History, not advice. How these numbers are made.