NEW YORK (

TheStreet

) --

HP

(HPQ) - Get Report

shares fell 1.8% in premarket trading Friday to $22.38 after announcing

it was hiring former eBay (EBAY) - Get Report CEO Meg Whitman

to replace Leo Apotheker.

Speaking during a conference call on Thursday to discuss the appointment, Whitman said one of her first jobs is regaining the confidence of shareholders. The tech giant's stock has plunged more than 45% this year as investors balked at Apotheker's strategic vision, which included scrapping HP's webOS hardware system and potentially spinning off its PC business.

Apple

(AAPL) - Get Report

is rumored to be releasing an updated iPod touch in October that has few changes from earlier versions, except for the introduction of a white version of the device, according to

MacRumors

. The next generation version of the iPod is expected to be announced alongside the iPhone 5, with availability coming mid-October.

Shares of Apple were flat in premarket trading on Friday at $401.71.

Facebook

on Thursday unveiled

a slew of new features on the social network

, including an updated profile section and new integration with music and entertainment apps.

The changes, announced at Facebook's annual f8 conference in San Francisco, include replacing the site's profile feature with a new section called Timeline, in which users can highlight chronologically significant moments in their lives through photos, status updates and maps.

Facebook also announced partnerships with

Spotify

and

Netflix

(NFLX) - Get Report

that integrate music and entertainment into the site more deeply than before.

Yahoo!

(YHOO)

on Thursday launched a new service with Facebook which will let users see which Yahoo! news articles their friends have read. Yahoo! hopes the new feature will lead to users clicking on more articles.

The service comes as the struggling Internet giant is trying to turn itself around

following the departure of CEO Carol Bartz

earlier in the month.

Shares of Yahoo! jumped 1.9% to $14.25 in premarket trading on Friday.

Warby Parker

, which sells prescription eyeglasses online, has raised an additional $12 million in venture capital, bringing its total to $13.5 million. The funding came from new investors Tiger Global, Menlo Talent Fund as well as existing investors Lerer Ventures, Thrive Capital and First Round Capital.

--Written by Olivia Oran in New York.

>To follow the writer on Twitter, go to

http://twitter.com/Ozoran

.

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