Zynga, Facebook, Dell: Tech Winners & Losers (Updated)

Closing prices were added to the end of this piece.

NEW YORK (TheStreet) -- Zynga (ZNGA) shares rose 6.54% to $2.28 as news comes down that Mike Gupta, Zynga's Treasurer, is leaving the company for Twitter.

TheStreet interviewed Gupta in March, talking about a variety of issues, including mobile revenues, gambling, and the company's relationship with Facebook (FB).

Zynga could not be immediately reached for comment for this story.

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Shares of Facebook (FB) fell 2.37% to $21.83 as traders locked in profits following a strong run up after a lockup expired, allowing company insiders to sell some 800 million shares of the social networking giant.

This is the second lock-up expiration that Facebook has dealt with since going public in mid-May. The first lock-up was up in August, releasing some 270 million shares.

Hedge funds filed 13Fs yesterday, showing some of their latest buys and sells. Tiger Global Management added to its position in Menlo Park, Calif.-based Facebook.

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Dell (DELL) shares ticked higher, adding 0.16% to reach $9.60 as the PC maker gets set to report third-quarter earnings tonight.

Analysts polled by Thomson Reuters expect the Round Rock, Texas-based company to earn 40 cents a share on $13.89 billion in revenue.

Interested in more on Dell? See TheStreet Ratings' report card for this stock.

The update: Zynga closed 15 cents higher at $2.29. Facebook gave up 19 cents to close lower at $22.17 and Dell came in at $9.56, about 2 cents off.

--Written by Chris Ciaccia in New York

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