(Updates from 2:58 p.m. ET with closing information.)

NEW YORK (

TheStreet

) --

Apple

(AAPL) - Get Report

was popping 3.52% to $431.91 as the smartphone giant reportedly gets ready for its first debt sale in nearly two decades, with

Goldman Sachs

and

Deutsche Bank

taking the lead in the deal.

In product news, the company is reportedly prepping plans to launch the next version of the iPhone for a

summer release

, according to

AppleInsider

and French Web site

Nowhereelse.fr.

KGI Securities

analyst Ming-Chi Kuo, who is as tied in with the Apple supply chain as anyone, says Apple may

update its MacBook computers

at its Worldwide Developer Conference event in June.

Sina

(SINA) - Get Report

was surging 12.23% to $56.45 after the Chinese Internet company announced that through a subsidiary,

Alibaba

has invested $586 million in Weibo, akin to

Twitter

, giving it an 18% stake in Sina's micro-blogging platform. Sina has given Alibaba the option to increase that stake to 30%.

Google

(GOOG) - Get Report

was up 2.53% to $821.67, with the Internet giant announcing it's rolling out its Google Now personal assistant service for the iPhone and iPad, available through the Google Search app for iOS.

BlackBerry

(BBRY)

was rising 2.93% to $15.46 after RBC analyst Mark Sue upped his full-year estimates for the company and Jefferies analyst Peter Misek reiterated his "buy" rating on the stock on positive feedback on the launch of the Q10 with keyboard in the U.K. last week. U.K. department store Selfridges said that the Q10 launch is its "fastest-ever selling consumer electronics product."

Microsoft

(MSFT) - Get Report

was gaining 2.22% to $32.49 and

IBM

(IBM) - Get Report

was tacking on 2.37% to $198.92.

Closing prices

: AAPL ended the day 3.1% higher at $430.12, SINA rose 9.4% to $55.03 and GOOG was up 2.2% to $819.06. BBRY rose 3.9% to $15.61 and MSFT ended the day 2.6% higher at $32.61.

Written by Andrea Tse in New York

>To contact the writer of this article, click here:

Andrea Tse

.