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How major US stock indexes fared Tuesday 5/12/2026

A sudden halt for technology stocks put the brakes on Wall Street’s record-setting run.

The S&P 500 dipped 0.2% Tuesday from its all-time high set the day before. The Dow Jones Industrial Average added 0.1%, and the Nasdaq composite sank 0.7% from its own record. Stocks that had roared higher in the artificial-intelligence boom were some of the market’s heaviest weights.

The pullback began in Asia, where South Korea’s Kospi index tumbled 2.3% on worries that the government may redistribute windfall AI profits to its citizens. Oil prices meanwhile rose more than 3% as the war with Iran threatens to drag on.

On Tuesday:

The S&P 500 fell 11.88 points, or 0.2%, to 7,400.96.

The Dow Jones Industrial Average rose 56.09 points, or 0.1%, to 49,760.56

The Nasdaq composite fell 185.92 points, or 0.7%, to 26,088.20.

The Russell 2000 index of smaller companies fell 27.81 points, or 1% to 2,842.83.

For the week:

The S&P 500 is up 2.03 points, or less than 0.1%.

The Dow is up 151.40 points, or 0.3%.

The Nasdaq is down 158.87 points, or 0.6%.

The Russell 2000 is down 18.38 points, or 0.6%.

For the year:

The S&P 500 is up 555.46 points, or 8.1%.

The Dow is up 1,697.27 points, or 3.5%.

The Nasdaq is up 2,846.21 points, or 12.2%.

The Russell 2000 is up 360.92 points, or 14.5%.

American allies warn division weakens deterrence in calls for global unity to meet new threats

SINGAPORE (AP) — American allies stressed the need for unity at a top defense conference Sunday, saying that as threats increasingly transcend regions, cooperation is more important than ever, even as Washington has become more critical of its traditional friends. U.S. President Donald Trump has been extremely harsh about NATO, and the comments at the Shangri-La conference came the day after U.S. Defense Secretary Pete Hegseth again chided Western European allies at the forum for not devoting enough resources to defense. Japan pushes for unity, saying it strengthens deterrence Japanese Defense Minister Shinjiro Koizumi praised Hegseth for his commitment to the Indo-Pacific, but at the same time stressed the continued need for strong coalitions globally.
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