What Is a Stock Market Index

US stock market today: S&P 500, NASDAQ open flat

US stock market today: S&P 500, Nasdaq open flat; Dow heads for best first half since 2021

Nasdaq rose over 115 points at open at 25,935 level, S&P 500 was up 0.10% to open at 7,448.48, whereas the Dow Jones Industrial Average slipped 0.22% to 52,065.03 shortly after. The main US stock market indices opened flat on Tuesday as oil prices traded above $70 per barrel amid the uncertainty surrounding the ongoing crisis in Middle East.

Zacks.com on MSN · 9h

Stock market news for July 1, 2026

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Stock Market News From June 30, 2026: Dow Wraps Best First Half Since 2021

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Nasdaq drops to start July as investors dump chip stocks after blockbuster first half: Live updates

The Dow Jones Industrial Average scaled to a fresh record high, building on its blockbuster first half of the year, while the Nasdaq Composite struggled amid declines in chipmakers.

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Roaring tech stocks deliver S&P 500, Nasdaq best quarters since 2020. Here are the key drivers behind the market rally.

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Wall Street opens mixed after Monday's broader market rally, Dow's record close

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Stock market investors just got bad news from the Federal Reserve. History says a big drop could follow.

Fed officials now believe higher interest rates will be necessary to curb inflation.

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The stock index you invest in isn’t always the most important decision. Here’s what matters even more.

One of the best lessons investors received when the Dow Jones Industrial Average DJIA turned 130 years old on May 26 was a reminder of why time diversification is so important in the stock market. I’m referring to the portfolio risk reduction from holding stocks for the long term.