US exchanges reverse course at Tuesday's opening bell

​​​​​​​By Ovunc Kutlu

ISTANBUL (AA) - US stock exchanges changed course at Tuesday's opening as the Dow dove into negative territory after strong gains previous day's, but the S&P 500 and the Nasdaq were higher at first bell.

The Dow Jones was down 89 points, or 0.23%, to 39,322 at 9.49 a.m. EDT. (1349GMT). On Monday, the blue-chip index gained 260 points to post its fifth consecutive winning day.

The S&P 500, on the other hand, was up 10 points, or 0.19%, to 5,458.

The Nasdaq, meanwhile, rose 102 points, or 0.58%, to 17,599. The tech-heavy on Monday index saw its worst daily performance since April.

Despite becoming the world's most valuable publicly traded company last week, Nvidia shares dove 6.68% on Monday and the firm, relinquishing that title and the number two spot to Microsoft and Apple, respectively.

Nvidia shares, however, rose 3.3% on Tuesday's opening, but the company was still in the number three spot.

The VIX volatility index, also known as the fear index, rose 0.7% to 13.42. The 10-year US Treasury yield was unchanged at 4.248%.

The dollar index added 0.21% to 105.69, while the euro lost 0.29% to $1.0701 against the greenback.

Precious metals were in the red, with gold losing 0.4% to $2,325 per ounce and silver diving 1.2% to $29.23.

Oil prices were down around 0.4%, with global benchmark Brent crude at $84.78 and US benchmark West Texas Intermediate at $81.30.