US traders mull Saudi Arabia, earnings and Fed By: CNBC.com News April 25, 2016 at 05:50 AM EDT U.S. stock-index futures declined on Monday, ahead of the busiest week of first-quarter earnings season. Read More >> Related Stocks: Dow Industrials SPDR PowerShares QQQ S&P 500 Ishares Core ETF SPDR S&P 500 ETF Trust Sentinelone Inc Cl A