Some of the names on the move ahead of the open.
Abigail Doolittle, Seaport Group technical strategist, explains why she thinks Apple's earnings "will be similar" to the last three reports.
"I want a company that realizes they have my client's money and can give it back to them," said Ben Reitzes, Barclays analyst, discussing what he hopes to hear from Apple's call after reporting its quarterly results today.
Nate Lanxon, editor of Wired UK, tells CNBC Apple has gone for too long without any major product announcement.
China stocks led losses in Asian markets on Tuesday, after a preliminary survey of factory managers showed factory activity slowing in April, renewing fears of a slowdown in the world's second largest economy.
Dodge Dorland, Chairman & Chief Investment Officer at Landor & Fuest Capital Managers tells CNBC's Cash Flow which companies he likes out of the current US earnings season.
The earnings train is about to leave the station, with reports due Tuesday from three Dow components, some transportation names and Apple.
Apple is set to report Q2 earnings on Tuesday, and Steve Milunovich, UBS analyst discusses how to play the action; and the "Fast Money" traders share their opinions on activist investors' bets.
Stocks ended in positive territory Monday, reversing their earlier declines, as strong gains in materials and energy offset weak housing data.
There are a few key things to takeaway when Apple reports earnings Tuesday.
Apple is looking a little more polished today, reports CNBC's Jon Fortt. Andy Hargreaves, Pacific Crest Securities; and Bill Kreher, Edward Jones, weigh in.
Apple has had a bad month. OK, Apple has had several bad months. That doesn't necessarily mean CEO Tim Cook is cooked.
John Abell, Reuters tech columnist, discusses whether Apple is losing its cool with investors.
All news about Apple seems to be bad these days. And with the company reporting earnings Tuesday, it's likely that's not going to change so fast, analysts said.
Jim Iuorio, CNBC Contributor, weighs in on the Apple upgrades.
CNBC's Jon Fortt has a preview of Apple's earnings tomorrow.
The iPod is a classic example of the lesson that "cheaper, faster, better" has its limits as an innovation mantra.
A few companies are signaling positive factors for stocks, TheStreet CIO Stephanie Link says.
Wearable technology won't wear well if it just piles on information. Integrating data into our lives will separate the true trend-setters from the fleeting fads.
All disruptions can be defined as innovations, but not all innovations are disruptive. Consider the cases of Netflix and IBM.