Sykes Enterprises ( SYKE) surged 22% on solid first-quarter guidance. The Tampa, Fla., customer-service outsourcer pegged profits at between 23 cents and 25 cents a share, at least a nickel above Thomson Financial's estimates; sales should be between $163 million and $168 million, or at least $9.5 million above the consensus. Shares were rising $3.58 to $19.40.

Topps ( TOPP), maker of baseball cards and candy, will sell itself to Michael Eisner's Tornante and Madison Dearborn Partners for $9.75 a share, or $385.4 million. The deal should close in the third quarter. The New York-based company was up 89 cents, or 10%, to $9.80.

K&F Industries ( KFI) said Britain-based Meggitt will buy it for $27 a share -- a 10% premium to Monday's closing price. This deal is worth around $1.1 billion, plus $700 million in debt assumption. The companies, which both make systems for vehicles and aircraft, said the transaction will likely close in the second quarter. White Plains, N.Y.-based K&F was adding $2.36, or 9.6%, to $26.86.

NaviSite ( NAVI) said its fiscal second-quarter earnings before interest, taxes, depreciation and amortization shot up 79% from last year to $5.2 million, while per-share losses narrowed by a penny to 13 cents, or $3.8 million. This is 2 cents short of consensus, but revenue was up 15% from last year to $30.2 million, beating targets. The Andover, Mass., information-technology firm also issued in-line third-quarter and full-year sales guidance. Shares were gaining 49 cents, or 7.9%, to $6.69.

Metals processor Ryerson ( RYI) got a lift after announcing it may sell itself or buy back its shares to boost per-share value. The Chicago-based company is postponing its annual meeting, which was previously set for May 11. Shares were rising $1.27, or 3.7%, to $35.70.

Semiconductor IPG Photonics ( IPGP) slid after guiding to the lower end of the consensus for the first quarter. The Oxford, Mass., firm expects per-share earnings of a dime to 14 cents on revenue of between $38 million and $41 million. Wall Street is expecting a profit of 14 cents a share on $41.5 million sales. Shares were off $2.86, or 12.3%, to $20.37.

Volt Information Sciences ( VOL), a New York-based staffing-services company, slid after revenue totaled $548.8 million for the quarter ended Jan. 28 -- a hair lower than last year's sales and $16.8 million under Wall Street projections. Shares were losing $1.56, or 4.9%, to $30.

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