Friday's Tech Winners & Losers

Alltel(AT Quote) rose a sharp 7.5% Friday after The Wall Street Journal featured the wireless telecom provider in an article, describing it as a potential target for a leveraged buyout. "Wall Street is buzzing about a possible deal and private-equity shops are already exploring the idea," the report cited people familiar with the matter as saying. Shares were up $3.09, or 5.3%, at $61.40 in recent trading.

Apple(AAPL Quote) shares rebounded Friday, rising some 5.5% after the computer giant filed its delayed quarterly report. The company said it will take an $84 million charge related to its options grants, and further noted that CEO Steve Jobs didn't benefit financially from the backdating. Shares were up $3.81, or 4.7%, at $84.68 in recent trading.

Shares of AT&T(T Quote) climbed 2% after the telecom giant offered regulators new concessions in a bid to get its merger with regional carrier BellSouth(BLS Quote) approved before year-end. The deal is now valued around $85 billion. AT&T's stock was up 50 cents, or 1.4%, at $36 in recent trading. BellSouth was higher by 63 cents, or 1.4%, at $47.43.

Shares of Zi Corp.(ZICA Quote) were rising after the wireless technology company announced it had reconstituted its board of directors after its annual general meeting last week. The board now consists of Milos Djokovic, Donald Hyde, Michael Lobsinger, Donald Moore, Robert Stefanski and Richard Tingle. Shares were up 45 cents, or 22%, at $2.50.