Friday's Tech Winners and Losers

Updated from 2:27 p.m. EDT with new stock prices

Tech stocks were down Friday following weak earnings reports from companies such as Sun Microsystems(JAVA Quote) and Nortel Networks(NT Quote).

Yahoo!'s(YHOO Quote) stock rose $1.86, or 6.9%, to $28.67 on increasing speculation that Microsoft(MSFT Quote) might raise its $31-a-share offer for the company. Yahoo! is also reportedly signing a deal with Google(GOOG Quote) to outsource its search to Google in return for a share in the revenue.

BlackBerry maker Research In Motion(RIMM Quote) was up $3.92, or 3.1%, to $131.92 following positive research notes from analysts at Citigroup and Canaccord Adams. Jim Suva, an analyst at Citigroup, said the stock makes for a buy ahead of the company's analyst meeting on May 12. Peter Misek, an analyst at Canaccord Adams reiterated his buy recommendation on the stock and increased his target price by $10 to $190. RIM's product upgrade cycle is expected to remain strong in the coming quarters. the launch of the company's first 3G device later this year should re-accelerate its growth, said the analyst in a note.

ComScore(SCOR Quote) gained $2.86, or 14.4%, to $22.70 after it beat anlaysts' expectations for the first quarter and raised its outlook for the current year. An analyst at Oppenheimer upgraded the stock to outperform from perform following the results. Net income for the quarter rose to $2.5 million from $1.5 million a year ago. EPS, excluding items, was 18 cents. Revenue rose 41% to $26.4 million. Analysts had been expecting earnings of 10 cents a share on revenue of $26.1 million.

Sun Microsystems lost $3.69, or 22.6%, to $12.64 after it reported a loss in its third quarter because of declining sales stemming from the slowdown in the U.S. economy. Revenue declined 0.5% to $3.26 billion in the quarter, below the average analyst expectation of $3.37 billion. Sun posted a loss of $34 million, or 4 cents a share, which included 4-cent-a-share charge related to its acquisition of MySQL. An analyst at Bear Stearns downgraded the stock to peer perform from outperform.