Wall Street is set to open lower on Thursday, with economic growth worries flagged up by the Federal Reserve and by Chinese data, and with investors eyeing results from JP Morgan as the second-quarter earnings season gathers pace.

At 4:25 a.m. EDT, futures for the Dow Jones, S&P 500 and Nasdaq were down between 0.1 and 0.3 percent.

The FTSEurofirst 300 <.FTEU3> index of leading European shares was down 0.2 percent at 1,043.10 points, with banks among the fallers. <.EU>

Before the open, JP Morgan, the second-largest U.S. bank, sets the bar for big banks' second-quarter results. Investors and analysts broadly expect a slump in sales and trading revenue, as well as a fall in underwriting fees for debt and equity securities. But this should have been offset by lower credit losses on the bank's consumer businesses, including its credit card portfolio.

Among other companies reporting, Advanced Micro Devices releases results expected to shine more light on the state of corporate capital expenditure plans. Sales of chips made by AMD and chief rival Intel have been rising thanks to spending on PCs and smartphones.

Google's revenue is expected to have jumped more than 20 percent in the second quarter, when the company reports after the market close.

Kohlberg Kravis Roberts switches its share listing from Amsterdam-based Euronext to the New York Stock Exchange.

U.S. producer prices are expected to have retreated again in June, but less severely than in May, when the cost of energy plunged. Other data due include weekly jobless numbers, industrial output and New York Fed manufacturing index.

China's economy cooled in the second quarter, a slowdown that is likely to extend over the rest of the year.

U.S. stocks broke a six-day winning streak on Wednesday, with the S&P 500 ending a fraction lower after the Federal Reserve suggested additional measures may be needed to combat a weakening economy, adding to worries following weaker-than-expected retail sales.

Optimism over the start of the earnings season limited declines after Intel reported better-than-expected results.

Shares in American International Group Inc trimmed gains to trade flat at $37.55 in extended trade on Wednesday after the Wall Street Journal reported the company is to launch an initial public offering of its AIA unit later this year. (Reporting by Brian Gorman; Editing by David Holmes)