S&P 500, Nasdaq rise slightly in start to a heavy earnings week

STORY: U.S. stocks ended little changed on Monday, with the Dow dipping marginally, while the S&P 500 ticked higher and the Nasdaq made the biggest move with a 0.2 percent gain.All three indexes wavered throughout the session, showing little conviction in either direction after last week's rally.Leah Bennett, chief investment strategist at Concurrent Investment Advisors, cited higher oil prices as just one reason investors took a bit of a breather at the start of a busy week."I think prices spiked above 108 [dollars]. But we are coming into a big earnings season and this week and next week. And I think people are really looking towards how things are going to play out. And, also, are we closer to a resolution in the Middle East? So, again, I think we have this perpetual battle between the secular tailwind from technology and we have the cyclical push on policy and geopolitical issues. And I think today it's a battle between both. And you don't really have one side winning more than the other.” First-quarter earnings season has hit full stride, with five of the Magnificent Seven megacaps slated to report this week.:: NvidiaFellow Mag 7 member Nvidia, which doesn't report until next month, jumped 4%, extending the prior session's more than 4% surge. The company has reclaimed a market valuation of more than $5 trillion.Among other movers, shares of Verizon gained one-and-a-half percent following the telecom company's annual forecast hike due to stronger-than-expected subscriber additions.On the flip side, shares of Domino's Pizza slid nearly 9% after the company missed first-quarter sales estimates.On Tuesday, the Federal Reserve is scheduled to convene for its two-day policy meeting, widely expected to culminate in the decision to leave interest rates unchanged.