US STOCKS-Futures up, indexes on track for 4th week of gains By: Reuters: Company News August 29, 2014 at 08:56 AM EDT * Futures up: Dow 15 pts, S&P 2.5 pts, Nasdaq 7.25 pts (Updates prices, adds economic data) Read More >> Related Stocks: Amazon.com Astrazeneca Plc ADR Google, Inc. Johnson & Johnson