Evan Niu, CFA

After falling a spot last year in China's smartphone market, Apple has reclaimed the No. 5 ranking. Apple is one of two foreign OEMs seeing success.

Apple's had a healthy rally since reporting earnings, but the jump didn't start until shortly after the release. Interestingly enough, Apple's short interest posted a big jump in April, which would normally be associated with downside.

Google has been working with its Motorola subsidiary on an "X Phone" to challenge the iPhone, but the search giant may have abandoned the project and turned it back over to Moto.

Jeff Gundlach made headlines for accurately predicting Apple's plunge, but now he's had a change of heart. The former Apple bear may not be totally bullish quite yet, but he does have some generous things to say about the Mac maker.

Microsoft is making a big push with its "Metro" interface that features live tiles. Getting high-profile developers onboard with optimized content is key, but Apple doesn't want to play ball.

Is this meaningful, or just another movement?

Is this meaningful, or just another movement?

Is this meaningful, or just another movement?

Is this meaningful, or just another movement?

Is this meaningful, or just another movement?

Nokia launches a new flagship on Verizon's network.

Google wants to let third-party iOS developers send content directly to its wildly popular Chrome mobile browser instead of Apple's own Mobile Safari. The move could help the search giant gain mobile browser share.

Consumers are just plained confused about Windows RT, and Microsoft hasn't been doing a good job in alleviating that confusion. A Microsoft Windows exec recently acknowledged that Microsoft needs to bolster its educational efforts.

As part of Apple's case against Samsung, the company is trying to get a sneak peek from Google about what Android may have up its sleeve next. This is the first time that Google has been pulled into a lawsuit with Apple, albeit indirectly.

One of the relatively smaller names in mobile messaging just announced it was releasing a desktop client, which would compete directly with Microsoft's popular Skype service.

Shareholders took the opportunity at Nokia's annual meeting to express their discontent with the smartphone maker's results. It's been over two years since Stephen Elop became CEO, and now they want to see the turnaround take shape.

Microsoft's ambitious new Windows platform is off to a slow start, but hardware vendor ASUS is hoping to bring down price points to spur sales. However, that goal is easier said than done.

Microsoft is set to release a public preview this summer of Windows 8.1, codenamed "Blue." It'll be a busy couple of months full of major announcements from fellow tech giants, as well.

Recent rumors suggest that Amazon may be developing a 3-D smartphone as a natural next step in its growing hardware strategy. Doesn't Amazon realize that 3-D fell flat in TVs?

In less than a month, the HTC First has promptly received a price cut. The device was the first smartphone with Facebook Home pre-installed, and the price drop suggests it's not selling well.