Mark Lennihan, File, Associated Press
This April 22, 2010, file photo, shows a Wall Street sign in front of the New York Stock Exchange. Asian shares pushed higher Friday, June 19, 2015, following a rally in U.S. markets, but China’s benchmark sank again on worries over the potential impact of a flurry of initial public offerings and moves by regulators to curb margin trading.

NEW YORK — U.S. stocks are edging lower in early trading, a day after the Nasdaq composite set a record high.

Investors were keeping an eye on events overseas. Talks between Greece and its international creditors remain unresolved with a big debt repayment looming.

In China, the main stock index plunged, raising concerns that a bubble in the market may have burst.

The Dow Jones industrial average dropped 20 points, or 0.1 percent, to 18,094 at 9:43 a.m. Eastern on Friday.

The Standard & Poor's 500 index fell two points, or 0.1 percent, to 2,118.

The Nasdaq composite declined one point, or 1.3 percent, to 5,132.

Treasury prices rose, pushing the yield on the 10-year note to 2.27 percent from 2.32 percent on Thursday.