Both indexes also finished at record highs for the fifth day in a row.
The Nasdaq composite added 23.99 points, or 0.4 percent, to 6,629.05.
In New York, all three indices reached new highs. The stock's premarket price decline of $2.36 would shave about 16 points off the price of the Dow Jones Industrial Average, and Dow futures were down 90 points. The Standard & Poor's 500 closed at 2,562.10 for a gain of 0.84 points or 0.03%.
The Canadian dollar was trading at an average price of US79.36¢, down 0.78 of a USA cent.
Apple gave up 2.7 percent Thursday, while Facebook lost 1.1 percent and Google's parent company, Alphabet, lost 1 percent. Health care stocks were among the big gainers. The S&P 600 Small-Cap Index closed at 908.54 for a loss of 3.04 points or 0.33%.
The Nasdaq composite slid 19.15 points, or 0.3 percent, to 6,605.07.
The Dow is up 291.32 points, or 1.3 percent.
The Dow is up 3,400.44 points, or 17.2 percent.
The Nasdaq is up 1,245.94 points, or 23.2 percent. However, the company reported mixed guidance for the fourth quarter, sending the stock down 4.5 percent in early trading.
The S&P 500 is up 8.93 points, or 0.4 percent. The VIX Volatility Index was lower at 10.05 for a loss of 0.02 points or 0.20%.
The Dow Jones industrial average fell 82 points, or 0.4 percent to 23,076.